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17610 Murifield Ct_BLD5967_2025
Page 1 of 1 (Month/Year): Completed Land Use Address/Parcel: Permit Number: Permit Type: /Dedications Letters and Project Documents Developer’s Agreement Deeds / Easements / Conveyances CC&R’s Topography (Existing Conditions) Archaeological Survey Preliminary Civil Plans Lot Closures Title Report Plat Map Design Matrix Color Elevations Lighting Plans and Lighting Cut Sheets Proposed Building Materials Aerial Photo of Site Unanticipated Discovery Plan Form Water / Sewer Availability Certificate Noticing and Related Documents Public Notice Material SEPA Checklist Critical Area Evaluation Form Geotech Report Stormwater Drainage Report Tree Survey WSDOT Traffic Offer Form Snohomish County Traffic Mitigation Offer Traffic Impact Analysis Complete Streets Checklist Landscape Plan Site Plan Vicinity Map Legal Description Narrative Application Staff Report Notice of Decision o City to obtain. Confidential Documents. Contact the 17610 Muirfield Ct City of Arlington • BLD5967 Permit Packet Coversheet 18204 59 Avenue NE • Arlington, WA 98223 • Phone (360) 403-3551 th Building Civil ✔ ✔ ✔ ✔ Other: Inspections Certificate of Occupancy Reports Project Specification Manuals Calculations Letters and Project Documents Site Plan Approved Plans Additional Applications Application Issued Permit Other: As-Builts Inspections SEPA and Noticing Materials Reports: Other Agency Permits Letters and Project Documents Review Comment Form Approved Plans Construction Calculation Worksheet Other Applications Application Issued Permit Other: Letters and Project Documents As-Builts Bonding or Assignment of Funds o o o o o All Other Reports Geotech Pg: Stormwater Pg: Drainage Report Pg: City to obtain. Confidential Documents. Contact the Community and Economic Development Residential Mechanical May 2024 Section 18. Pressure Curves Section 17. Wiring Diagrams Section 16. Refrigerant Circuits Section 15. Checkout Procedures Section 14. System Charge Adjustment Section 13. Start Up Section 12. Electrical - High Voltage Section 11. Electrical - Low Voltage Section 10. Service Valves Section 9. Evacuation Section 8. Refrigerant Line Leak Check Section 7. Refrigerant Line Brazing Section 6. Refrigerant Line Routing Section 5. Refrigerant Line Considerations Section 4. Setting the Unit Section 3. Unit Preparation Section 2. Unit Location Considerations Section 1. Safety Table of Contents system reliability. installing approved matched indoor and outdoor split systems are maximum efficiency, optimum performance and the best overall Note: purchaser’s purposes, the matter should be referred to your installing dealer or local distributor. the installation. Should further information be desired or should particular problems arise which are not covered sufficiently for the These instructions do not cover all variations in systems or provide for every possible contingency to be met in connection with tion pack upon completion of work. IMPORTANT ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES The manufacturer recommends installing only approved matched indoor and outdoor systems. Some of the benefits of — This Document is customer property and is to remain with this unit. Please return to service informa ..................................................................................... .............................................................................. .......................................................................... .................................................................. ..................................................................... .................................................................... ............................................................... ............................................................... .......................................................... 4A7A3 Condensing Units Installation and Operation Manual ...................................................... .................................................. ................................................... ...................................................... ..................................................... ............................................. ............................................. ............................................. ......................................... 34 26 24 23 17 16 15 13 12 12 11 9 8 6 5 5 3 2 11-AC29D1-10C-EN - 2 Section 1. Safety result in personal injury and /or property damage. result in abrupt release of system charge and may torque is required. Failure to follow this warning will until the valve stem just touches the rolled edge. No the Liquid Line Service Valve. Turn counterclockwise Extreme caution should be exercised when opening or personal injury. proper service tools may result in equipment damage Proper service equipment is required. Failure to use R-410A operating pressures exceed the limit of R-22. UNIT CONTAINS R-410A REFRIGERANT! APP-APG012-EN. Bulletins SS-APG006-EN and APP-APG011-EN or concerns with R-410A and POE oil reference Retrofit for component replacement. For specific handling always change the driers when opening the system must be replaced. Never break a vacuum with air and atmosphere for more than 4 hours, the compressor oil whenever possible. If a system has been open to the “hygroscopic†action, the system should remain sealed absorbs moisture from the atmosphere. To limit this tem. All R-410A systems use a POE oil that readily allow for charging of liquid refrigerant into the sys type of refrigerant and may contain a “dip†tube to cylinders are painted a “Rose†color to indicate the R-410A approved service equipment. Refrigerant at 50 to 70% higher pressures than R-22. Use only These units use R-410A refrigerant which operates tion with its use. information, nor can it assume any liability in connec cannot be responsible for the interpretation of this and/or property damage. The manufacture or seller air conditioning product may result in personal injury mechanical experience. Any attempt to repair a central possessing adequate backgrounds of electrical and This information is intended for use by individuals USE ONLY R-410A REFRIGERANT AND AP PROVED POE COMPRESSOR OIL. ! ! ! ! WARNING SERVICE WARNING WARNING WARNING - - - 11-AC29D1-10C-EN information go to www.P65Warnings.ca.gov and birth defects or other reproductive harm. For more which are known to the State of California to cause cancer This product can expose you to chemicals including lead, WARNING! severe burning. not touch the top of compressor; it may cause minor to Scroll compressor dome temperatures may be hot. Do joints are brazed, not soldered. If using existing refrigerant lines make certain that all injury. electrical components could result in death or serious electrical safety precautions when exposed to live with live electrical components. Failure to follow all shooting of this product, it may be necessary to work During installation, testing, servicing, and trouble LIVE ELECTRICAL COMPONENTS! ! ! ! ! WARNING CAUTION CAUTION WARNING - 11-AC29D1-10C-EN 2.2 Refrigerant Piping Limits 2.1 Unit Dimensions and Weight Section 2. Unit Location Considerations 3312-xx (latest revision). or Refrigerant Piping Software Program, 32- ant Piping Application Guide, SS-APG006-EN Note: * 3. 2. 1. P When mounting the outdoor unit on a roof, be sure the roof will support the unit’s weight. tonnages. See Table 5.1 for exceptions for certain roperly selected isolation is recommended to alleviate sound or vibration transmission to the building structure. * Weight values are estimated. Table 5.1. service valve connection sizes are shown in Standard and alternate line sizes and exceed 50 feet*. The maximum vertical change should not NOT exceed 150 feet* (including lift). lines from outdoor to indoor unit should The maximum TOTAL length of refrigerant For other line lengths, Refer to Refriger 4A7A3060E 4A7A3049A 4A7A3048E 4A7A3043A 4A7A3042E 4A7A3036H 4A7A3030H 4A7A3024H 4A7A3018H 4A7A3060N 4A7A3048N 4A7A3042N 4A7A3036N 4A7A3030N 4A7A3024N 4A7A3018N Models Unit Dimensions and Weight H x D x W (in) Table 2.1 37 x 34 x 37 29 x 34 x 37 37 x 30 x 33 29 x 34 x 37 29 x 30 x 33 29 x 30 x 33 29 x 26 x 29 29 x 26 x 29 29 x 26 x 29 37 x 34 x 37 29 x 34 x 37 29 x 34 x 37 29 x 30 x 33 29 x 30 x 33 29 x 26 x 29 29 x 26 x 29 Weight* (lb) 211 189 184 184 172 147 137 130 127 211 189 184 161 156 133 133 - TO Change rticalVe Change rticalVe TA Max 50’ Max 50’ L Line Lengt 150’ Line Set Standard Max D h W H 3 4 2.4 Cold Climate Considerations 2.3 Suggested Locations for Best Reliability • • freezing temperatures occur. where snow accumulation and prolonged below tions be taken for units being installed in areas NOTE: water or icicles from falling directly on the unit. from any structure to prevent excess roof runoff Outdoor unit location must be far enough away adequate airflow. any wall or surrounding shrubbery to ensure Position the outdoor unit a minimum of 12†from annoy a customer. condensation and freezing defrost vapor can Avoid locations such as near windows where building owner prior to installation. a living area. Please discuss location with the tions are sleeping quarters and by windows of pants. Some examples of these types of loca where noise may distract the building occu It is not recommended to install in a location other side requiring service. front of the control box (access panels) and any Three (3) feet clearance must be provided in at least five (5) feet above the unit. Ensure the top discharge area is unrestricted for sides of the unit. the unit to prevent a build-up of snow on the snow drift barrier should be installed around accumulate snow drifts. If not possible, a If possible, avoid locations that are likely to water. obstructed preventing draining of defrost that drain holes in unit base pan are not defrost cycle prior to its refreezing. Ensure drainage of snow and ice melted during weather. This additional height will allow the pad or roof Units should be elevated 3-12 inches above It is recommended that these precau top, depending on local - - - 11-AC29D1-10C-EN Shrubber Min. 12†to Shrubber Min. 12†to Near Bedroom Av Min. 12†oid Install Barrier y y Snow s Min 5’ Access Panel Unrestricted Min 3’ Unrestricted to W Min. 12†Pad Snow Legs 3-12†Elevation all 11-AC29D1-10C-EN 4.1 Pad Installation Section 4. Setting the Unit 3.1 Prepare The Unit For Installation Section 3. Unit Preparation 2.5 Coastal Considerations For other applications refer to application guide. • The pad location must comply with National, • • The pad must be level. • • as a concrete slab, consider the following: When installing the unit on a support pad, such remove tabs by cutting with a sharp tool. STEP 2 ly to the carrier any damage found to the unit. STEP 1 plied Seacoast Salt Shields require the addition of BAYSEAC001 (Seacoast Kit) at installation time. If installed within one mile of salt water, including seacoasts and inland waterways, models without factory sup State, and Local codes. to allow for drainage. The pad should be high enough above grade The pad must be separate from any structure. unit on all sides. The pad should be at least 1†larger than the - To remove the unit from the pallet, - Check for damage and report prompt - - 5 6 5.1 Refrigerant Line and Service Valve Connection Sizes Section 5. Refrigerant Line Considerations Software Program, 32-3312-xx (latest revision). Note: For other line lengths, Refer to Refrigerant Piping Application Guide, SS-APG006-EN or Refrigerant Piping LINE SIZES 4A7A3060E 4A7A3049A 4A7A3048E 4A7A3043A 4A7A3042E 4A7A3036H 4A7A3030H 4A7A3024H 4A7A3018H 4A7A3060N 4A7A3048N 4A7A3042N 4A7A3036N 4A7A3030N 4A7A3024N 4A7A3018N RATED Line Vapor 7/8 7/8 7/8 7/8 7/8 3/4 3/4 3/4 3/4 7/8 7/8 7/8 3/4 3/4 3/4 3/4 Line Sizes Liquid Line 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 Connection Vapor Line Service Valve Connection Sizes 7/8 7/8 7/8 7/8 7/8 3/4 3/4 3/4 3/4 7/8 7/8 7/8 3/4 3/4 3/4 3/4 Table 5.1 11-AC29D1-10C-EN Connection Liquid Line 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 Line Length (ft.) TOTAL Max Max Line & Lift Lengths 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 Max Lift (ft.) 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 11-AC29D1-10C-EN 5.4 Refrigerant Line Insulation 5.3 Required Refrigerant Line Length 5.2 Factory Charge contact. Vapor Line to come in direct (metal to metal) insulated. DO NOT allow the Liquid Line and Important: Total Vertical Change (lift) = __________ Ft. Total Line Length = __________ Ft. need this later in STEP 2 of Section 14. Determine required line length and lift. You will proper system charge via subcooling (TXV/EEV) or superheat (fixed orifice) per the unit nameplate. unit, ten (10) feet of tested connecting line, and the smallest rated indoor evaporative coil match. Always verify The outdoor condensing units are factory charged with the system charge required for the outdoor condensing The Vapor Line must always be Liquid Line Line Lengt Vapor Line h Insulation 7 8 6.1 Precautions Section 6. Refrigerant Line Routing all joints are brazed, not soldered. If using existing refrigerant lines make certain that 5.5 Reuse Existing Refrigerant Lines • • be taken: will be used, the following precautions should indoor evaporator coil and/or refrigerant lines For retrofit applications, where the existing • • • • • For Example: transmission from the refrigerant lines. within the building structure due to vibration Important: leaks, acid, and oil. Ensure that the refrigerant lines are free of refrigerant lines are the correct size. Ensure that the indoor evaporator coil and Minimize the number of 90º turns. Isolate the lines from all ductwork. Where the refrigerant lines run through a wall or sill, they should be insulated and isolated. Isolation hangers should also be used when refrigerant lines are run in stud spaces or enclosed ceilings. hangers. When the refrigerant lines have to be fastened to floor joists or other framing in a structure, use isolation type Side View Take precautions to prevent noise ! CAUTION priate method every 8 ft. Liquid Line directly to Vapor line using tape, wire, or other appro Secure Vapor line from joists using isolators every 8 ft. Secure Isolation From Joist/Rafter 8 Feet Maximum 8 Feet Maximum 11-AC29D1-10C-EN structural elements. isolating line sets from joists, rafters, walls, or other Comply with National, State, and Local Codes when - Joist/Rafter Line Set Isolator 11-AC29D1-10C-EN 7.1 Braze The Refrigerant Lines Section 7. Refrigerant Line Brazing using an emery cloth. internal and external surfaces of the tubing ing tool to debur the pipe ends. Clean both STEP 1 Isolation Through Wall Wall - Remove caps or plugs. Use a debur Side View method every 8 ft. directly to Vapor Line using tape, wire, or other appropriate Secure Vapor Line using isolators every 8 ft. Secure Liquid Line Sealant Insulation Vapor Line - Isolation In Wall Spaces 8 Feet Maximum 8 Feet Maximum DO NOT hang line sets from ductwork Wall Line Set Line Set Isolator Isolator Ductwork 9 10 the basepan. recommended to keep the flame directly off of heat damage to basepan during brazing. It is NOTE: Note: the dry nitrogen purge. Important: Remove the wet rag before stopping the wet rag until all brazing is completed. Continue the dry nitrogen purge. Do not remove the Liquid Line. rator coil) as illustrated. Braze the filter drier to flow (away from outdoor unit and toward evapo arrow to confirm correct direction of refrigeration drier, check liquid line filter drier’s directional flow For units shipped with a field-installed external Braze the refrigerant lines to the service valves. gen purge. to avoid heat damage and continue the dry nitro STEP 4 coil with dry nitrogen. STEP 3 valve cores from both service valves. STEP 2 Install drier in Liquid Line. Precautions should be taken to avoid - Wrap a wet rag around the valve body - Purge the refrigerant lines and indoor - Remove the pressure tap cap and - - 11-AC29D1-10C-EN 3-4†from valv e 11-AC29D1-10C-EN 8.1 Check For Leaks Section 8. Refrigerant Line Leak Check before continuing. Remove nitrogren pressure and repair any leaks tion or bubbles at each brazed location. STEP 2 evaporator coil to 150 PSIG using dry nitrogen. STEP 1 after the service valves have cooled. STEP 5 - - - Replace the pressure tap valve cores Check for leaks by using a soapy solu Pressurize the refrigerant lines and - 150 PSIG 11 12 10.1 Open the Gas Service Valve Section 10. Service Valves 9.1 Evacuate the Refrigerant Lines and Indoor Coil Section 9. Evacuation turn. leaks. Tighten finger tight plus an additional 1/6 STEP 3 position. stem 1/4 turn counterclockwise to the fully open STEP 2 STEP 1 atmosphere. NOTE: completed before opening the service valves. Important: valves on the manifold gauge set. vacuum pump and micron gauge, and close the Once evacuation is complete blank off the above 500 microns in one (1) minute. is complete if the micron gauge does not rise STEP 2 valve to the vacuum pump. no higher than 350 microns, then close off the STEP 1 and evacuation are complete. the refrigerant lines and indoor coil leak check Important: - Replace the valve stem cap to prevent - Using an adjustable wrench, turn valve - Remove valve stem cap. Do not vent refrigerant gases into the - - Observe the micron gauge. Evacuation Evacuate until the micron gauge reads Leak check and evacuation must be Do not open the service valves until 11-AC29D1-10C-EN OF VALVE UNIT SID PRESSURE TAP PORT E CAP 1 MIN. ON Micr 0350 GAS LINE CONNECTION ons OFF POSITION FOR FULL OPEN COUNTERCLOCKWIS 1/4 TURN ONLY VALVE STEM E 11-AC29D1-10C-EN 11.1 Low Voltage Maximum Wire Length Section 11. Electrical - Low Voltage 10.1 Open the Liquid Service Valve indoor unit, and to the thermostat. low voltage wiring from the outdoor unit, to the Table 11.1 defines the maximum total length of Tighten finger tight plus an additional 1/6 turn. STEP 3 five (5) turns.) stem just touches the rolled edge (approximately stem and back out counterclockwise until valve STEP 2 STEP 1 completed before opening the service valves. Important: personal injury and /or property damage. release of system charge and may result in Failure to follow this warning will result in abrupt touches the rolled edge. No torque is required. counterclockwise until the valve stem just opening the Liquid Line Service Valve. Turn Extreme caution should be exercised when - Replace the valve cap to prevent leaks. - Fully insert 3/16†hex wrench into the - Remove service valve cap. Leak check and evacuation must be ! WARNING of Service Unit Side Service Port Valve WIRE SIZE 14 AWG 16 AWG 18 AWG Cap 24 VOLTS Table 11.1 MAX. WIRE LENGTH 3/16†Hex Wrench Captivate Stem Rolled Edge to 300 Ft. 225 Ft. 150 Ft. Valve System Hex Headed 13 14 11.2 Low Voltage Hook-up Diagrams • • control to BK of the air handle ** TEM6 only - When using a BK enabled comfort control, cut BK jumper and bypass Y1 and Y2 at the air handle * TEM6 Onl • • • Units with pigtails require wirenuts for connections. Cap all unused wires. TA TA TEM3/4 - Bypass air handler and connect Y from comfort cont In AC systems for multiple stages of electric heat, jumper W1 and W2 BK of the furnace ** When using a BK enabled comfort control, cut BK jumper and bypass Y and YLo at the furnace. Connect BK from comfort control * If equipped with second stage heat • • Units with pigtails require wirenuts for connections. Cap all unused wires. M7 only - When using a BK enabled comfort control, cut BK jumper on the AFC and connect BK from comfort control to BK of the M4 only - Wire as shown, no BK is av In AC systems for multiple stages of heat, jumper W1 and W2 toget HEATING COOL Common 24 VAC FAN 24 VAC HOT HEAT EMERGENCY 2nd STAGE HEATING 1st STAGE COOL/HEAT SOV Common 24 VAC FAN 24 VAC HOT Thermostat Thermostat y ** With Furnace With TEM 3, 4, 6, 8W W2 W1 Y1 B/C G R WH/BLK BK W2 W1 Y B/C G R r Air Handler Furnace W2 W1 Y B G R WH/BLK BK Pink W2 White W1 Y2 Y1 O Blue B G R * ailabl ** e Outdoor Outdoor Y B Unit Y B Unit ro l directly to OD uni 11-AC29D1-10C-EN together if comfort control has only one stage of heat her if comfort control has only one stage of heat HEATING COOL Common 24 VAC FAN 24 VAC HOT Thermostat With Variable Speed Furnace t HEAT EMERGENCY 2nd STAGE HEATING 1st STAGE COOL/HEAT SOV Common 24 VAC FAN 24 VAC HOT Thermostat BK W2 W1 Y1 B/C G R WH/BLK BK W2 W1 Y B/C G R l ith TAM 4, 7, ** Air Handle Furnac ** BK W2 W1 LO Y Y O B G R r. Connect BK from WH/BLK BK Pink W2 White W1 Y Y O Blue B G R O l e r 9 . Outdoor . Outdoor Y B Unit Y B Unit comfort O air handle to r 11-AC29D1-10C-EN 12.3 High Voltage Ground 12.2 High Voltage Disconnect Switch 12.1 High Voltage Power Supply Section 12. Electrical - High Voltage local code requirements. Ground the outdoor unit per national, state, and within the structure. tion transmission may create a noise problem cal conduit is recommended whenever vibra For high voltage connections, flexible electri outdoor unit. Install a separate disconnect switch at the Service Facts document included with the unit. on the inside of the control box cover and in the Follow instructions on unit wiring diagram located comply with national, state, and local codes. the equipment nameplate. Power wiring must The high voltage power supply must agree with nents could result in death or serious injury. tions when exposed to live electrical compo Failure to follow all electrical safety precau essary to work with live electrical components. troubleshooting of this product, it may be nec During installation, testing, servicing, and LIVE ELECTRICAL COMPONENTS! ! WARNING - - - - - 15 16 13.1 System Start Up Section 13. Start Up STEP 5 70 sory is used and the Outdoor Ambient is below unit if compressor crankcase heater acces STEP 4 to the indoor and outdoor units. STEP 3 STEP 2 been completed. STEP 1 ºF . - Set system thermostat to ON. - Wait one (1) hour before starting the - Turn on disconnect(s) to apply power - Set System Thermostat to OFF. - Ensure Sections 7 through 12 have - 11-AC29D1-10C-EN 60 MIN. D D O O N N E E ON OFF OFF ON CANCE CANCE L L 11-AC29D1-10C-EN 14.2 Subcooling Charging in Cooling (Above 55 is correct.) 14.1 Temperature Measurements (Systems can be rated with TXV, EEV or Piston. Ensure charging method Section 14. System Charge Adjustment Vertical Change (Lift) = __________ Ft. Total Line Length = __________ Ft. and lift measurements from Section 5.3. STEP 1 ture is above 55 cooling mode when outdoor ambient tempera summer to accurately charge the system in the Note: be kept between 70 For best results the indoor temperature should the Superheat Charging Table Note: ent outdoor temperature. See Section 14.2. mended method of charging above 55 Subcooling (in cooling mode) is the only recom STEP 1 It is important to return in the spring or For Superheat (In Cooling Mode), refer to - Use the refrigerant line total length - Check the outdoor temperatures. º F. º F to 80º F. º F ambi - - - º F Outdoor Temp.) See Section 14.3 for See Section 14.2 for Temperatures Above Temperatures Below Outdoor Outdoor 55 55 º F º F LIFT 70 Outdoor Temp 2 Outdoor Temp 1 120 Indoor Temp 80 55 55 º F º F º F º F º F 17 18 STEP 2 REFRIGERANT LINE LIFT (FT) REFRIGERANT LINE LIFT (FT) REFRIGERANT LINE LIFT (FT) REFRIGERANT LINE LIFT (FT) 10 15 25 30 40 50 10 15 25 30 40 50 10 15 25 30 40 50 10 15 25 30 40 50 0 0 0 0 SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) 20 20 20 20 - Determine the final subcooling value using total Line Length and Lift measured in STEP 1 and the charts below. 30 30 30 30 TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] 40 40 40 40 Use Design Subcooling Use Design Subcoolin Use Design Subcooling Use Design Subcoolin 50 50 50 50 60 5 Ton Units 60 3.5 Ton Units 60 2.5 Ton Units 60 1.5 Ton Units 70 70 70 70 80 1° 80 Add 1° 80 80 Add 1° 90 1° 90 90 1° 90 g g 100 100 Add 1° 1001 Add 1° 100 Add 1° 110 Add 1° 110 10 110 120 120 120 Add 1° 120 130 Add 1° Add 2° 130 Add 1° Add 2° 130 Add 2° 130 Add 1° Add 2° 140 Add 4° 140 Add 4° 140 140 Add 4° 150 1° 150 150 1° 150 11-AC29D1-10C-EN Final Subcooling Value = __________ Subcooling Correction = (from nameplate or Service Facts) Design Subcooling Value = __________ REFRIGERANT LINE LIFT (FT) REFRIGERANT LINE LIFT (FT) REFRIGERANT LINE LIFT (FT) 10 15 25 30 40 50 10 15 25 30 40 50 10 15 25 30 40 50 0 0 0 SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) SUBCOOL CHARGING CHART CORRECTIONS TABLE (FOR LINE LENGTH AND RISE) 20 20 20 30 30 30 TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] TOTAL REFRIGERANT LINE LENGTH (FT) - [ includes lift ] Use Design Subcooling 40 40 40 Use Design Subcooling Use Design Subcooling 50 50 50 60 60 60 4 Ton Units 3 Ton Units 2 Ton Units 70 1° 70 70 __________ 80 1° 80 Add 1° 80 90 Add 1° 90 90 1° 1001 1001 Add 1° 1001 Add 1° 10 10 10 º F º F 120 Add 1° Add 2° 120 Add 2° 120 Add 1° º F 130 130 130 Add 2° Add 4° 140 140 140 150 150 1° 4° 150 11-AC29D1-10C-EN Table 14.2. determine the proper liquid gage pressure using ant temperature and pressure from STEP 4, to STEP 5 Final Subcooling Value = __________ Liquid Gage Pressure = __________ PSI Measured Liquid Line Temp = __________ and pressure at the outdoor unit’s service valve. STEP 4 measurements can be made. mum of 20 minutes to stabilize before accurate added, the system must be operated for a mini At startup, or whenever charge is removed or minimum of 20 minutes. STEP 3 and the Liquid Temperature row. the intersection of the Final Subcooling column proximately 327 PSI. (This is the shown as 3. The Liquid Gage Pressure should be ap the left column. 2. Locate the Liquid Temperarature (90º F) in 1. Locate 12º F Final Subcooling in Table 14.2. value and liquid temp of 90º F. Example - Use the final subcooling value, refriger - Measure the liquid line temperature - Stabilize the system by operating for a : Assume a 12º F Final Subcooling º F º F - - - TEMP LIQUID 125 120 115 110 105 100 °( 95 90 85 80 75 70 65 60 55 F) R-410A REFRIGERANT CHARGING CHART 495 464 435 407 381 355 331 309 287 267 247 229 211 195 179 89 LIQUID GAGE PRESSURE (PSI) 20 MIN. 501 470 441 413 386 360 336 313 291 271 251 232 215 198 182 FINAL SUBCOOLING Table 14.2 507 476 446 418 391 365 341 318 296 275 255 236 218 201 185 10 From 514 482 452 424 396 370 346 322 300 279 259 240 222 204 188 11 Dwg. D 520 488 458 429 402 376 351 327 304 283 263 243 225 208 191 12 154557P01 °( 527 495 464 435 407 381 355 331 309 287 267 247 229 211 195 13 F) R 533 501 470 441 413 386 360 336 313 291 271 251 232 215 198 14 107 °F ev. 3 19 20 the document to verify typical performance. Refer to System Pressure Curves at the end of STEP 8 the system is properly charged. Gage Pressure approximately match the chart, Note: STEP 7 sure is higher than the chart value. Recover refrigerant is lower than the chart value. Add refrigerant proper gage pressure. STEP 6 3. 2. 1. 4. 3. 2. 1. When the Liquid Line Temperature and - Verify typical performance. ditional 1/6 turn. leaks. Tighten finger tight plus an ad Replace service port caps to prevent Remove gages. tion to stabilize between adjustments. Wait 20 minutes for the system condi - Final Subcooling value. Pressure matches the charging chart line temperature and Liquid Gage Stop adding refrigerant when liquid Open bottle. Purge all hoses. and unit as illustrated. Connect gages to refrigerant bottle - Adjust refrigerant level to attain Stabilize the system. if the Liquid Gage Pressure if the Liquid Gage Pres - - - 11-AC29D1-10C-EN SUCTION PRESSURE (PSIG) DISCHARGE PRESSURE (PSIG) 110 115 120 125 130 135 140 145 150 155 160 165 170 200 250 300 350 400 450 500 550 40 40 (5) 71, 67, 63 AND 59 DEG F. TOP TO BOTTOM WET BULB CURVES INDOOR ENTERING (4) 71, 67, 63 AND 59 DEG F. TOP TO BOTTOM WET BULB CURVES INDOOR ENTERING 60 60 Cooling @ 1450 SCFM (3) 80 (3) 80 (1) (1) 20 MIN. PRESSURE CURVE SAMPLE OUTDOOR TEMPERATURE (Degree F) 100 100 (2) (2) 120 120 100 110 120 130 140 200 250 300 350 400 450 500 30 40 50 60 70 80 90 -5 -5 80, 70, AND 60 DEG F. TOP TO BOTTOM DRY BULB CURVE INDOOR ENTERING 80, 70, AND 60 DEG F. TOP TO BOTTOM DRY BULB CURVES INDOOR ENTERING 51 51 Heating @ 1350 SCFM 52 52 S 53 53 54 54 55 55 56 56 5 5 11-AC29D1-10C-EN after any refrigerant or air flow change prior to determining the final superheat. ADD refrigerant to DECREASE total superheat. REMOVE refrigerant to INCREASE total superheat. Always allow 10 to 15 minutes of operature outside of this charging table. perature. Use these temperatures to locate the target superheat on the charging table. Do not attempt to charge the system if these conditions fall Using a digital psychrometer, measure the return air wet-bulb temperature at the unit just before the coil. Also measure the outdoor dry-bulb tem Outdoor Temp. (F) Bulb Dry 115 110 105 100 95 90 85 80 75 70 65 60 55 5 7 50 7 9 51 4 8 10 52 6 9 11 53 5 8 10 12 54 7 10 12 14 55 5 8 11 13 15 56 Fixed Orifice Superheat Charging Table 6 10 13 15 17 57 4 7 11 14 16 18 58 6 9 13 16 18 20 59 4 7 10 14 17 19 21 60 Indoor Wet Bulb Temp (F) 6 9 12 16 18 21 23 61 4 7 10 14 17 19 22 24 62 6 9 11 16 18 21 24 26 63 4 8 10 12 18 19 22 25 27 64 6 10 13 14 19 21 24 27 29 65 4 6 8 11 14 16 21 22 25 28 30 66 6 8 10 13 16 18 22 24 27 30 67 4 7 10 13 14 18 19 24 25 28 31 68 7 9 12 14 16 20 21 26 27 27 69 6 9 11 13 16 18 21 23 28 28 31 70 9 11 13 16 18 20 23 25 29 30 71 12 13 15 18 20 22 24 26 31 31 72 14 16 18 20 22 24 26 28 32 73 16 18 20 21 23 25 28 29 74 19 21 22 23 25 27 29 31 75 21 23 24 25 26 28 30 33 76 24 26 26 27 28 30 31 77 21 - 26 28 28 29 29 31 32 78 22 14.3 Subcooling Charging Below 55 4) 3) 2) 1) Calculating Charge Using the Weigh-In Method 10 ft. and record it below. ated with the additional length of tubing above Using the method below, find the charge associ coil. refrigerant lines and the smallest AHRI rated unit and is compatible with 10 feet of AHRI rated the amount of refrigerant shipped in the outdoor Note STEP 1 when weather conditions permit charge verification through subcooling. The recommended method of charging at outdoor temperatures The Subcooling Charging method in cooling is Measured Liquid Line Temp = __________ Measured Indoor Ambient = __________ Measured Outdoor Ambient = __________ Outdoor model number = _________________ after charging is complete. Record system pressures and temperatures ence. STEP 9 prior to opening the service valves. This is the amount of refrigerant to weigh-in the result on Line 3 of the Worksheet. (Line 1) times the value on Step 2. Record Multiply the total length of refrigerant tubing the addition of 0.6 oz of refrigerant. linear foot of interconnecting tubing requires Enter the charge multiplier (0.6 oz/ft). Each entire length and record on line 1. valve to the IDU.) Subtract 10 ft from this the entire length of the line from the service outdoor unit and the indoor unit. (Include Measure in feet the distance between the : The nameplate charge value represents - Determine additional charge. - Record System Information for refer º F Outdoor Temp. º F º F º F not - - recommended below 55 11-AC29D1-10C-EN 4. 3. 2. 1. subcooling charging method. temperatures) are not in range to verify with the site or operating conditions (indoor/outdoor when power is not available to the equipment replaced. Weigh-In Method can also be used installation, or anytime a system charge is being Weigh-In Method can be used for the initial below 55 Suction Gage Pressure = __________ PSIG Liquid Gage Pressure = __________ PSIG Measured Suction Line Temp = __________ Refrigerant (oz) Step 1 x Step 2 Charge multiplier Total Line length (ft) – 10 ft º F is weighing in the charge. º F outdoor temperature. = = x _____________ _____________ ___ ______________ 0.6 oz Return _____ º F 11-AC29D1-10C-EN 15.1 Operational And Checkout Procedures Section 15. Checkout Procedures 6. 5. 4. 3. 2. 1. After installation has been completed, it is recommended that the entire system be checked against the following list: mode with outdoor ambient accurately charge the system in the cooling Important: STEP 5 plus additional charge previously added. cooling is not obtained with the namplate charge STEP 4 subcooling in heating mode. liquid gage pressure to obtain a minimum of 10 STEP 3 measurements can be made. mum of 20 minutes to stabilize before accurate added, the system must be operated for a mini At startup, or whenever charge is removed or minimum of 20 minutes. STEP 2 and smooth operation. Observe outdoor fan during on cycle for clearance Verify that all electrical connections are tight. into direct contact with copper tubing. If mortar is used, prevent mortar from coming Seal passages through masonry. Properly secure and isolate all refrigerant lines. Properly insulate suction lines and fittings. Leak check refrigerant lines. secured. essary so tubes do not rub against each other when the unit runs. Also be sure that wiring connections are tight and properly Important: must be operated and charge adjustments made. Final phases of this installation are the unit Operational and Checkout Procedures. To obtain proper performance, all units - Return to site for adjustment. - Add charge if a minimum of 10 - Check the liquid line temperature and - Stabilize the system by operating for a Return in the spring or summer to Perform a final unit inspection to be sure that factory tubing has not shifted during shipment. Adjust tubing if nec .................................................. ........................................ above 55 .......................... º F ................... CHECKOUT PROCEDURE . º sub ............... ........... - º - [ [ [ [ [ [ ] ] ] ] ] ] 11. 10. 9. 8. 7. ensure safe operation. Operate complete system in each mode to (Indoor blower motor) Be sure that the correct airflow setting is used. Be sure that a return air filter is installed. and unobstructed. Be sure that supply registers and return grilles are into drain pan. Be sure that indoor coil drain line drains freely. Pour water Liquid Gage Pressure = __________ PSIG Measured Liquid Line Temp = __________ ............................................................... ......................................................... .................................................. ................................................... 20 MIN. ..................... open º F [ [ [ [ [ 23 - ] ] ] ] ] 24 Section 16. Refrigerant Circuits 2.5 & 3.5 Ton Units 1.5 & 2 Ton Units 11-AC29D1-10C-EN PRINTED FR PRINTED FROM D157394P01 OM D157394P02 REV A 11-AC29D1-10C-EN 3 & 4 Ton Units 5 Ton Units PRINTED FR OM D158796P01 REV A 25 26 Section 17. Wiring Diagrams 018N, 030N, 036N, 042N & 048N Models 018H, 024H, 043A & 049A Models 11-AC29D1-10C-EN PRINTED FROM D157362P05 REVB 11-AC29D1-10C-EN 018N, 030N, 036N, 042N & 048N Models 018H, 024H, 043A & 049A Models PRINTED FROM D157362P05 REVB 27 28 024N Models 11-AC29D1-10C-EN 11-AC29D1-10C-EN 024N Models 29 30 030H, 036H & 042E Models 11-AC29D1-10C-EN 11-AC29D1-10C-EN 030H, 036H & 042E Models 31 32 048E & 060E Models 060N Models 11-AC29D1-10C-EN 11-AC29D1-10C-EN 048E & 060E Models 060N Models 33 34 Section 18. Pressure Curves (2 EX LO TE TO CHECK CO CO AM CATE MP OLING PE PLE: (1) OUTDOOR TEM ER IN AT 5( 4( 3( DOOR URE, OUTDOOR TE ) ) ) ) IN S L A RF SUCTION PRESSURE (PSIG) LIQUID PRESSURE (PSIG) U QI T DOOR OL ORMA C U NI IN T WE 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 150.0 155.0 160.0 165.0 170.0 OI DI TE G 170 220 270 320 370 420 470 520 N P R T BU PE NCE CA P R S WE R ES E RF 40 40 E S CT T LB (2); FI OR (5 71, TOP TO WE INDOOR (4 71, TOP TO BOTTOM WE INDOOR S U BU ) SU R OI LB 67 F. P. 82 F. MA N BE CHECKED WHEN THE OUTDOOR TE ) 67, 63 AND 59 DEG F. 67, 63 AND 59 DEG F. T E N MP T RE @ NCE, SE BULB BULB ER 50 50 PRES @ 6 ND BO EN 0 AT EN 6 0 0 IN 0 C F TERSECTI URE, LI OU TTOM C TE OU CURV TE C M LE URVES FM CT THE PROP RI RI SURE CURVE SI QU TD 60 NG TD 60 ES NG SI 3 0 1 4 ID OO OO 45 P ON A S P S GI OF OD ND SUCT R TE R TE GI 70 70 ER TE INDOOR CF M M IO PER PER MP N PRESSURES. . & 80 (1 80 (1 (3 S (Refer bel ID AT ) (3 AT ) ) MP ) W. M, UR UR 11-AC29D1-10C-EN B. ALLO IS (3); RE AB E ( 90 E ( 90 ON THE W PR OV Degree F) Degree F) S L A AD E 65 DEG F. U QI C ES C U T LI ow T DI U SURES 10 100 OI A QUID PL 01 N P L OTS LOCAT table R : P E R S (4) OR SU E S TO S U 110 SU R ST 10 E RE S E OUTDOOR AB 59 63 67 71 for S H CT IL H O IZ (2 (2 O U IO E. ) models) U LD N 120 ) 120 L B (5) PRES ME D E B E + AS + -/ TE URE -/ 1 0 MP 4A7A3024N1 4A7A3018N1 OD Model 3 P SURE P S ERATURE (1 IN S I DO GI O F IN O C LE OR WE F H C A FT H R A T COLU ); T BU R T LB M @SCFM Coolin N 800 600 . g 11-AC29D1-10C-EN (3 (2 EX LO TE TO CHECK CO CO AM CATE MP OLING PE PLE: (1) OUTDOOR TEM ER IN AT 5( 4( DOOR URE, OUTDOOR TE ) ) ) AT ) IN S L RF SUCTION PRESSURE (PSIG) LIQUID PRESSURE (PSIG) U QI DOOR OL ORMA C U IN IN T WE OI DI TERSECTI G 110 115 120 125 130 135 140 145 150 155 160 165 170 170 220 270 320 370 420 470 520 N P T BU PE R WE NCE CA P R E RF 40 40 E SS T LB (2); FI (5 (4 71, TOP TO WE INDOOR S U BU OR 71, TOP TO BOTTOM WE INDOOR ) SU R ON LB 67 F. P. 82 F. MA N BE CHECKED WHEN THE OUTDOOR TE ) 67, 63 AND 59 DEG F. 67, 63 AND T E MP T RE @ NCE, BULB BULB ER 50 PRES @ 6 0 ND AT 50 EN BO EN 6 0 0 IN URE, LI SE C 0 C F TERSECTI OU C TE OU TTOM URVES TE C M LE URVES F CT THE PROP RI 59 DEG F. RI SURE CURVE M SI TD 60 NG TD 60 NG SI 3 0 QU 1 7 ID OO OO 42 P ON A S P S GI OF OD ND SUCT R TE R TE GI 70 70 ER TE INDOOR CF M M IO PER PER MP N PRESSURES. (1 (1 . & 80 (3 80 ) (3 S (Refer belo AT ) AT ID MP ) ) W. M, UR UR IS B. ALLO (3); RE AB E ( 90 E ( 90 ON THE W PR OV Degree F) Degree F) S L ACTUAL: AD E 65 DEG F. U QI ES C U LI 1001 T DI QUID PL SURES 1001 w table OI N P R OTS LOCAT P R E (4) OR SU E S TO S S U SU R ST 10 10 E RE S E OUTDOOR AB 59 63 67 71 for S H CT IL H O IO IZ (2 (2 O UL E. ) ) models) U D N 120 120 LD B (5) PRES ME E B E + AS + -/ TE URE 4A7A3036N1 4A7A3030N1 OD Model -/ 1 0 MP 4A7A3060N1 4A7A3048N1 4A7A3042N1 3 P SURE P S ERATURE (1 IN S I DO GI O F IN O C LE OR WE F H C A FT H R A T COLU ); T BU R T LB M N @SCFM Cooling . 1600 1400 1300 1000 950 35 36 (5 (4 (3) (2) IN EX LO TE TO CHECK CO CO AM CATE MP OLING PE PLE: (1) OUTDOOR TEM ER IN AT DOOR URE, OUTDOOR TE ) SU ) LI AT RF QU DOOR OL ORMA CT IN IN IO ID TERSECTI WE PR G SUCTION PRESSURE (PSIG) LIQUID PRESSURE (PSIG) N PRES WE T BU PE NCE CA ES RF 120 125 130 135 140 145 150 155 160 165 170 SURE @ 600 CF T LB (2); FI 170 220 270 320 370 420 470 520 BU OR SURE @ 600 CF ON LB 67 F. P. 82 F. MA N BE CHECKED WHEN THE OUTDOOR TEMP 50 50 MP (5 (4 ER NCE, SE 71, TOP TO WE INDOOR 71, TOP TO BOTTOM WE INDOOR ND ) ) PRES AT 67, 63 AND 59 DEG F. T 67, 63 AND 59 DEG F. T IN URE, LI BULB BULB TERSECTI LE 60 60 M IS BO EN CT THE PROP EN M IS C SURE CURVE 308 QU OU TTOM URVES TE OU CURV TE 144 ID RI RI PS ON A TD NG TD NG PS IG OF OD ND SUCT 70 70 ES IG OO OO ER I R TE R TE TE NDOOR CF IO MP N PRESSURES. 80 80 . & M (3 M (3 ID PER (1 ) PER (1 ) S (Refer belo W. M, ) ) IS SUCT LI ACTUAL: B. ALLO AT 90 AT 11-AC29D1-10C-EN QUID (3); RE AB 90 UR UR IO ON THE W P OV PRES N E 65 DEG F. E (Degre E (Degre AD RES PR ES SURE LI 10 1001 QUID PL SURE 01 w table SURE S OTS LOCA SH (4) OR SU S e F) e F) TO OULD HOULD ST 10 10 TE AB BE 59 63 67 71 for CT OUTDOOR IL BE +/- 10 PS IO IZ (2 +/- 3 PS N E. ) (2 models) (5) PRES ME 120 12 ) AS 0 I OF CHAR TE IG URE OF C MP SURE ERATURE (1 IN 4A7A3024H 4A7A3018H OD Model HAR DO T IN OR WE T LE FT COLU ); T BU LB 1 1 M N . @SCFM Cooling 800 600 11-AC29D1-10C-EN (5 (4 (3) (2) IN EX LO TE TO CHECK CO CO AM CATE MP OLING PE PLE: (1) OUTDOOR TEM ER IN AT DOOR URE, OUTDOOR TE ) SU ) LI AT RF QU DOOR OL ORMA CT IN IN IO ID TERSECTI WE PR G SUCTION PRESSURE (PSIG) LIQUID PRESSURE (PSIG) N PRES WE T BU PE NCE CA ES RF 115 120 125 130 135 140 145 150 155 160 165 170 200 250 300 350 400 450 500 550 SURE @ 600 CF T LB (2); FI OR BU SURE @ 600 CF ON LB 67 F. P. 82 F. MP MA N BE CHECKED WHEN THE OUTDOOR TEMP 50 (5 50 (4 ER NCE, SE ) 71, TOP TO BOTTOM WE INDOOR ) 71, TOP TO WE INDOOR PRES ND 67, 63 AND 59 DEG F. AT 67, 63 AND T T IN URE, LI BULB BULB TERSECTI LE 60 60 M IS EN BO EN SURE CURVE M IS CT THE PROP 327 QU OU CURVES TE OU TTOM CURVES TE 139 ID 59 DEG F. RI RI PS ON A TD 70 NG TD NG PS IG OF OD ND SUCT 70 IG OO OO ER I R TE R TE TE NDOOR CF IO (3 MP N PRESSURES. 80 (3 80 S (Refer belo . & M M ) PER (1 ) PER (1 ID ) ) W. M, IS SUCT LI ACTUAL: B. ALLOW AT 90 AT 90 QUID (3); RE AB UR UR IO ON THE OV PRES P N E 65 DEG F. E ( E ( AD RES P RES LI Degree F) 10 Degree F) 1001 w table SURE QUID PL SURE 01 SURE S OTS LOCA SH (4) OR SU S TO OULD HOULD ST 10 10 for TE AB BE 59 63 67 71 CT OUTDOOR IL BE +/- 10 PS IO IZ (2 (2 models) +/- 3 PS N E. ) ) 12 12 (5) PRES ME 0 0 AS I OF CHAR TE IG URE OF SURE MP 4A7A3060E1 4A7A3049A1 4A7A3048E1 4A7A3043A1 4A7A3042E1 4A7A3036H1 4A7A3030H1 OD Model ERATURE (1 IN CHAR DO T IN OR WE T LE FT COLU ); T BU LB M @SCFM Coolin N 1600 1400 1400 1250 1250 1100 950 . 37 g Supersedes 11-AC29D1-10B-EN (April 2020) 11-AC29D1-10C-EN 21 Apr 2022 committed to using environmentally conscious print practices. The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are ahridirectory.org. The AHRI Certified mark indicates company participation in the AHRI Certification program. For verification of individual certified products, go to For more information, please visit www.americanstandardair.com. 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