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20227 80th Ave Ne Spc 71_BLD5492_2025
Permit Packet Coversheet Community and Economic Development City of Arlington • 18204 59th Avenue NE • Arlington, WA 98223 • Phone (360) 403-3551 Permit Number: BLD5492 Permit Type: Residential Mechanical Address/Parcel: 20227 80th Ave Ne Spc 71 Completed (Month/Year): WITHDRAWN January 2024 Land Use Bonding or Assignment of Funds Notice of Decision o Confidential Documents. Contact the Staff Report City to obtain. Application As-Builts Narrative Letters and Project Documents Legal Description Other: Vicinity Map Site Plan Civil Landscape Plan Issued Permit Complete Streets Checklist Application Traffic Impact Analysis Other Applications Snohomish County Traffic Mitigation Offer Construction Calculation Worksheet WSDOT Traffic Offer Form Approved Plans Tree Survey Review Comment Form Stormwater Drainage Report Letters and Project Documents Geotech Report Other Agency Permits Critical Area Evaluation Form Reports: SEPA Checklist o Drainage Report Pg: Public Notice Material o Stormwater Pg: Noticing and Related Documents o Geotech Pg: Water / Sewer Availability Certificate o All Other Reports Unanticipated Discovery Plan Form SEPA and Noticing Materials Aerial Photo of Site Inspections Proposed Building Materials As-Builts Lighting Plans and Lighting Cut Sheets Other: Color Elevations Design Matrix Building Plat Map Issued Permit Title Report ✔ Application Lot Closures Additional Applications Preliminary Civil Plans Approved Plans Archaeological Survey Site Plan o Confidential Documents. Contact the Letters and Project Documents City to obtain. Calculations Topography (Existing Conditions) ✔ Project Specification Manuals CC&R’s Reports Deeds / Easements / Conveyances Certificate of Occupancy /Dedications Inspections Developer’s Agreement ✔ Other: Setback Confirmation Letters and Project Documents Page 1 of 1 ML17XP1 1.5-5 TON HEAT PUMPS H EAT PUMP OUTDOOR UNI T S ML17XP1 Merit® Series R-410A - 60 Hz Bulletin No. 211007 RESIDENTI AL January 2023 PRODUCT SPECIFICATIONS Supersedes September 2022 SEER2 up to 17.0 / SEER up to 18.6 HSPF2 up to 8.5 / HSPF up to 10.6 1.5 to 5 Tons Cooling Capacity - 18,000 to 58,000 Btuh Heating Capacity - 16,200 to 54,500 Btuh MODEL NUMBER IDENTIFICATION ML 17 X P 1 - 036 - 230 A 01 Product Tier Revision Level ML = Merit® Series Ratings Revision Level Nominal Efficiency Voltage 230 = 208/230V-1 phase-60Hz Refrigerant Type X = R-410A Nominal Cooling Capacity 018 = 1.5 tons Unit Type 024 = 2 tons P = Heat Pump Outdoor Unit 030 = 2.5 tons 036 = 3 tons 042 = 3.5 tons Cooling Stages 048 = 4 tons 1 = Single Stage Compressor 060 = 5 tons FEATURE HIGHLIGHTS B 1. Outdoor Coil Fan 2. Quantumâ„¢ Coil C 3. Expansion Valve - Outdoor Unit H 4. Four-Way Reversing Valve 5. High Capacity Liquid Line Drier G 6. Scroll Compressor 7. Defrost Control 8. Heavy Gauge Steel Cabinet I 9. Refrigerant Line Connections D E A R4I1GER0ANOTIL REFRE 3M PO ITH W J F CONTENTS Approvals And Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Controls - Order Separately. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Dimensions - Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Electrical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Field Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Installation Clearances. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Model Number Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Optional Accessories - Order Separately . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Sound Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 TXV Substitution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 TXV Usage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 2 APPROVALS AND WARRANTY APPROVALS • AHRI Certified to AHRI Standard 210/240-2023 • For AHRI Certified system match-ups and expanded ratings, visit www.LennoxPros.com • ENERGY STAR® certified • Sound rated to AHRI Standard 270-2008 test conditions • Tested in the Lennox Research Laboratory environmental test room • Rated according to U.S. Department of Energy (DOE) test procedures • Units and components UL, NEC, and CEC bonded for grounding to meet safety standards for servicing • ETL certified (U.S. and Canada) • ISO 9001 Registered Manufacturing Quality System WARRANTY • Compressor: • Limited five years in residential installations • Limited five years in non-residential installations • All other covered components: • Limited five years in residential installations • Limited one year in non-residential installations NOTE - Refer to Lennox® Basic Limited Warranty at www.Lennox.com for additional details. FEATURES APPLICATIONS • Totally enclosed motor • 1.5 through 5 ton • PSC motor (018, 024, 030 and 036 models) • Sound levels as low as 74 dBA • ECM motor (042, 048 and 060 models) • Single phase power supply • Louvered steel top fan guard • Vertical air discharge CQuantumâ„¢ Coil • Applicable to indoor air handlers or gas furnaces with • Lennox designed and fabricated coil indoor add-on coils • Enhanced aluminum alloy tube/enhanced fin coil • Shipped completely factory assembled, piped, and wired • Ripple-edged aluminum fins • Factory tested operated • Aluminum tube construction NOTE - When heat pumps are used with gas furnaces, a • Lanced fins for maximum fin surface exposure dual-fuel compatible thermostat or a zone control • Fin collars grip tubing for maximum contact area system with dual-fuel capabilities must be used (order separately). • Flared shoulder tubing connections NOTE - Installer must set heat pump, connect refrigerant • Factory tested under high pressure lines, and make electrical connections to complete • Entire coil is accessible for cleaning job. High Pressure Switch REFRIGERATION SYSTEM • Protects the system from high pressure conditions that can be a result of fan failure or a blocked/dirty coil R-410A Refrigerant • Non-chlorine, ozone friendly • Automatic reset • Unit is factory pre-charged Low Pressure Switch NOTE - Total system refrigerant charge is dependent on • Shuts off unit if suction pressure falls below setting outdoor unit size, indoor unit size and refrigerant • Provides loss of charge and freeze-up protection line length. • Automatic reset NOTE - Refer to the unit-mounted charging sticker to DExpansion Valve - Outdoor Unit determine correct amount of charge required. • Designed and sized for heat pump systems BOutdoor Coil Fan • Sensing bulb senses evaporator suction temperature • Direct drive fan during heating cycle • Vertical air discharge • Fan motor is inherently protected ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 3 FEATURES REFRIGERATION SYSTEM (continued) COMPRESSOR EFour-Way Reversing Valve GScroll Compressor • Rapid changeover of refrigerant flow direction from • High efficiency with uniform cooling to heating and vice versa suction flow • Operates on pressure differential between outdoor unit • Constant discharge flow, high and indoor unit of the system volumetric efficiency and quiet operation • Factory installed • Low gas pulses during FHigh-Capacity Liquid Line Drier compression reduces operational • Factory installed in the liquid line sound levels • Drier traps moisture or dirt • Compressor motor is internally protected from excessive current • 100% molecular-sieve, bead type, bi-flow drier and temperature Optional Accessories • Compressor is installed in the Check/Expansion Valve Kits unit on resilient rubber mounts for vibration free operation • Field installed on certain indoor units • See TXV Usage table Scroll Compressor Operation • Two involute spiral scrolls matched together generate a • Chatleff style fitting series of crescent-shaped gas pockets between them Freezestat • During compression, one scroll remains stationary while • Installs on or near the vapor line of the indoor coil or on the other scroll orbits around it the suction line • Gas is drawn into the outer pocket, the pocket is sealed • Senses suction line temperature as the scroll rotates • Cycles compressor off when suction line temperature • As the spiral movement continues, gas pockets are falls below it’s setpoint pushed to the center of the scrolls. Volume between the • Opens at 29°F and closes at 58°F pockets is simultaneously reduced • Installs on or near the discharge line of the evaporator or • When the pocket reaches the center, gas is now at high on the suction line pressure and is forced out of a port located in the center of the fixed scrolls Refrigerant Line Kits • During compression, several pockets are compressed • Refrigerant lines are shipped refrigeration clean simultaneously resulting in a smooth continuous • Lines are cleaned, dried, pressurized and sealed at compression cycle factory • Continuous flank contact, maintained by centrifugal • Suction line fully insulated force, minimizes gas leakage and maximizes efficiency • Lines are stubbed at both ends • Compressor is tolerant to the effects of slugging and contaminants. If this occurs, scrolls separate, allowing liquid or contaminants to be worked toward the center and discharged Compressor Crankcase Heater (Factory Installed on 036, 042, 048, 060) • Protects against refrigerant migration that can occur during low ambient operation Optional Accessories Crankcase Heater (Optional for 018, 024, 030 models) • Protects against refrigerant migration that can occur during low ambient operation Compressor Sound Cover • Reinforced vinyl compressor cover • 1-1/2 inch thick batt fiberglass insulation • Hook and loop fastening tape on all open edges ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 4 FEATURES CONTROLS Remote Outdoor Temperature Sensor • Used with the Lennox® M30 Smart Wi-Fi Thermostat HDefrost Control • Control furnished as standard • Outdoor sensor allows thermostat to display outdoor temperature • Gives a demand defrost cycle whenever system heating performance falls below optimum levels NOTE - Sensor is required for the Enhanced Dehumidification • Sensing element on coil determines when defrost cycle Accessory (EDA) applications. is required and when to terminate cycle • Anti-short cycle (5 minutes) incorporated into the board Thermostat • Thermostat is not furnished with unit • Diagnostic LEDs furnished as an aid in troubleshooting • See Lennox Price Book for selection • Conveniently located in control box Compressor Hard Start Kit Optional Accessories • Single-phase units are equipped with a PSC compressor M30 Smart Wi-Fi Thermostat motor • Wi-Fi-enabled, electronic 7-day, universal, multi-stage, • This type of motor normally doesn’t need a potential programmable, touchscreen relay and start capacitor thermostat • For conditions such as low voltage kit may be required • 4 Heat/2 Cool to increase the compressor starting torque • Auto-changeover Compressor Low Ambient Cut-Off Switch • Dual-fuel control with • Non-adjustable switch (low ambient cut-out) prevents optional outdoor sensor compressor operation when outdoor temperature is • Controls dehumidification below 35°F during cooling mode and • Freezestat Installs on or near the vapor line of the indoor humidification during coil or on the suction line heating mode • Senses suction line temperature and cycles the • Offers enhanced capabilities including humidification / compressor off when suction line temperature falls dehumidification / dewpoint measurement and control, below it’s setpoint Humiditrol® control, and equipment maintenance • Opens at 29°F and closes at 58°F reminders • Easy to read 4.3 in. color touchscreen (measured Indoor Blower Off Delay Relay diagonally) • Delays the indoor blower-off time during the cooling cycle • LCD display with backlight shows the current and set temperature, time, inside relative humidity, system Low Ambient Kit status (operating mode and schedules) and outside • Air conditioners can operate down to 45°F outdoor air temperature (optional outdoor sensor required) temperature without additional controls • Smooth Setback Recovery starts system early to • Allows unit to operate properly down to 30°F achieve setpoint at start of program period NOTE - Crankcase heater and freezestat should be • Compressor short-cycle protection (5 minutes) installed on compressors equipped with a low • Up to four separate schedules are available plus ambient kit. Schedule IQâ„¢ NOTE - A Compressor Low Ambient Cut-Off should be • One-Touch Away Mode - A quick and easy way to set the added to terminate compressor operation below cooling and heating setpoints while away recommended operation conditions. • Smart Awayâ„¢ - Uses geo-fencing technology Mild Weather Kit to determine when the homeowner is within a predetermined distance from the home to operate the • Units can operate in the heating mode at outdoor air system when leaving, away and arriving temperatures up to 75°F • Wi-Fi remote monitoring and adjustment through a • Field installed kit allows heating operation above 75°F home wireless network for desktop PCs, laptops and Monitor Kit - Service Light apps for smartphones or tablets • Ambient compensating thermistor • Smart home automation compatible with Amazon • Service light thermostat Alexa®, Google Assistant and IFTTT • For thermostats requiring indicator light inputs • Service Dashboard features online real-time monitoring of installed Lennox® smart thermostats • For use with thermostats requiring input for indicator lights NOTE - See the Lennox® M30 Smart Wi-Fi Thermostat Product Specifications bulletin for more information. ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 5 FEATURES CONTROLS (continued) CABINET Optional Accessories (continued) I• Heavy gauge steel construction • Louvered heavy gauge steel panels surround unit on all Outdoor Thermostat Kit four sides • An outdoor thermostat can be used to lock out some of the electric heating elements on indoor units where two- • Five station metal wash process stage control is applicable • Powder paint finish • Outdoor thermostat maintains the heating load on the • Control box is conveniently located with all controls low power input as long as possible before allowing the factory wired full power load to come on the line • Corner patch plate allows access to compressor • Thermostat kit and Mounting Box must be ordered components separately • Drainage holes are provided in base section for moisture removal PermaGuardâ„¢ Unit Base • Durable zinc-coated base section resists rust and corrosion JRefrigerant Line Connections, Electrical Inlets, Service Valves • Sweat connection suction and liquid lines • Located on corner of unit cabinet • Suction valve can be fully shut off, while liquid valve may be front seated to manage refrigerant charge while servicing system • Refrigerant line connections and field wiring inlets are located in one central area of the cabinet • See dimension drawing Optional Accessories Unit Stand-Off Kit • Black high density polyethylene feet • Raises unit off of mounting surface • Four feet are furnished per order number ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 6 SPECIFICATIONS General Model No. ML17XP1-018 ML17XP1-024 ML17XP1-030 ML17XP1-036 Data Nominal Tonnage 1.5 2 2.5 3 Connections Liquid line OD - in. 3/8 3/8 3/8 3/8 (sweat) Vapor (Suction) line OD - in. 3/4 3/4 3/4 7/8 ¹ Refrigerant R-410A charge furnished 6 lbs. 2 oz. 6 lbs. 0 oz. 7 lbs. 5 oz. 8 lbs. 9 oz. Outdoor Net face area - sq. ft. Outer coil 24.5 24.5 18.7 22.2 Coil Inner coil - - - - - - 18.0 21.5 Tube diameter - in. 5/16 5/16 5/16 5/16 No. of rows 1 1 2 2 Fins per inch 22 22 22 22 Outdoor Diameter - in. 22 22 22 26 Fan No. of blades 2 2 2 3 Motor hp 1/8 1/8 1/6 1/5 Cfm 2840 2840 2670 3590 Rpm 825 825 825 825 Watts 127 127 162 200 Shipping Data - lbs. 1 pkg. 185 185 185 220 ELECTRICAL DATA Line voltage data - 60 Hz - 1 ph 208/230V-1ph 208/230V-1ph 208/230V-1ph 208/230V-1ph 3 Maximum overcurrent protection (MOCP) amps 20 25 25 30 4 Minimum circuit ampacity (MCA) 13.6 15.1 15.6 17.8 Compressor Rated load amps 10.3 11.5 11.7 13.1 Locked rotor amps 45.7 59.5 71.3 83.1 Outdoor Fan Motor Full load amps 0.7 0.7 1.0 1.4 CONTROLS - ORDER SEPARATELY M30 Smart Wi-Fi Thermostat 15Z69 • • • • Remote Outdoor Temperature Sensor X2658 • • • • OPTIONAL ACCESSORIES - ORDER SEPARATELY Compressor Crankcase Heater 93M04 • • • Compressor Hard Start Kit LG 88M91 • • • Copeland 10J42 • Compressor Sound Cover 18J42 • • • • Compressor Low Ambient Cut-Off 45F08 • • • • Freezestat 3/8 in. tubing 93G35 • • • • 5/8 in. tubing 50A93 • • • • Indoor Blower Off Delay Relay 58M81 • • • • 5 Low Ambient Kit 54M89 • • • • Mild Weather Kit 11B97 • • • • Monitor Kit - Service Light 76F53 • • • • Outdoor Thermostat 10Z23 • • • • Thermostat Kit Mounting Box 31461 • • • • Refrigerant 3/8 x 3/4 x 3/8 - 20 ft. 89J56 Line Sets 3/8 x 3/4 x 3/8 - 30 ft. 89J57 • • • (Liq. x Suc. OD 3/8 x 3/4 x 3/8 - 40 ft. 89J58 x Insulation 3/8 x 3/4 x 3/8 - 50 ft. 89J59 Thickness - Length) 3/8 x 7/8 x 3/8 - 30 ft. 89J60 3/8 x 7/8 x 3/8 - 40 ft. 89J61 • 3/8 x 7/8 x 3/8 - 50 ft. 89J62 Unit Stand-Off Kit 94J45 • • • • NOTE - Extremes of operating range are plus 10% and minus 5% of line voltage. 1 Refrigerant charge sufficient for 15 ft. length of refrigerant lines. For longer line set requirements see the Installation Instructions for information about line set length and additional refrigerant charge required. 2 HACR type breaker or fuse. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. 4 Crankcase Heater and Freezestat are recommended with Low Ambient Kit. ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 7 SPECIFICATIONS General Model No. ML17XP1-042 ML17XP1-048 ML17XP1-060 Data Nominal Tonnage 3.5 4 5 Connections Liquid line OD - in. 3/8 3/8 3/8 (sweat) Vapor (Suction) line OD - in. 7/8 7/8 1-1/8 ¹ Refrigerant R-410A charge furnished 10 lbs. 2 oz. 9 lbs. 2 oz. 10 lbs. 4 oz. Outdoor Net face area- sq. ft. Outer coil 24.93 24.93 29.09 Coil Inner coil 24.13 24.13 28.16 Tube diameter - in. 5/16 5/16 5/16 No. of rows 2 2 2 Fins per inch 22 22 22 Outdoor Diameter - in. 26 26 26 Fan No. of blades 3 3 3 Motor hp 1/3 1/3 1/3 Cfm 4110 4110 4060 Rpm 825 825 825 Watts 213 213 224 Shipping Data - lbs. 1 pkg. 250 250 260 ELECTRICAL DATA Line voltage data - 60 Hz - 1 ph 208/230V-1ph 208/230V-1ph 208/230V-1ph 2 Maximum overcurrent protection (MOCP) amps 40 50 50 3 Minimum circuit ampacity (MCA) 25.9 33.9 32.5 Compressor Rated load amps 18.6 25 23.9 Locked rotor amps 110 120 124.5 Outdoor Fan Motor Full load amps 2.4 - 2.6 2.4 - 2.6 2.4 - 2.6 CONTROLS - ORDER SEPARATELY M30 Smart Wi-Fi Thermostat 15Z69 • • • Remote Outdoor Temperature Sensor X2658 • • • OPTIONAL ACCESSORIES - ORDER SEPARATELY Compressor Hard Start Kit Copeland 88M91 • LG 10J42 • • Compressor Sound Cover 18J42 • • • Compressor Low Ambient Cut-Off 45F08 • • • Freezestat 3/8 in. tubing 93G35 • • • 5/8 in. tubing 50A93 • • • Indoor Blower Off Delay Relay 58M81 • • • 4 Low Ambient Kit 54M89 • • • Mild Weather Kit 11B97 • • • Monitor Kit - Service Light 76F53 • • • Outdoor Thermostat 10Z23 • • • Thermostat Kit Mounting Box 31461 • • • Refrigerant 3/8 x 7/8 x 3/8 - 30 ft. 89J60 Line Sets 3/8 x 7/8 x 3/8 - 40 ft. 89J61 • • (Liq. x Suc. OD 3/8 x 7/8 x 3/8 - 50 ft. 89J62 x Insulation 3/8 x 1-1/8 x 3/8 - 30 ft. X0570 Thickness - Length) • 3/8 x 1-1/8 x 3/8 - 50 ft. 73P91 Unit Stand-Off Kit 94J45 • • • NOTE - Extremes of operating range are plus 10% and minus 5% of line voltage. 1 Refrigerant charge sufficient for 15 ft. length of refrigerant lines. For longer line set requirements see the Installation Instructions for information about line set length and additional refrigerant charge required. 2 HACR type breaker or fuse. 3 Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. 4 Crankcase Heater and Freezestat are recommended with Low Ambient Kit. ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 8 SOUND DATA Octave Band Sound Power Levels dBA, re 10-12 Watts 1 Sound ² Estimated Sound Pressure Level at Center Frequency - HZ Rating Distance From Unit (dBA at distance in ft.) 1 Model Number 125 250 500 1000 2000 4000 8000 3 5 10 15 50 (dBA) 018 56.5 62 68.0 71.5 66.0 57.0 50 74 67 62 56 53 42 024 56.0 62 66.5 71.0 66 60 55.0 74 67 62 56 53 42 030 56.0 64 69.5 70.0 65 59 52.5 74 67 62 56 53 42 036 59 68 71.5 68.5 66 61 54 75 68 63 57 54 43 042 62 71.0 74.5 72.5 70 63 55.5 78 71 66 60 57 46 048 61 70.5 75.5 73.0 70 64 56.0 79 72 67 61 58 47 060 61.5 70.0 73.0 71 71 68 63 79 73 68 62 59 48 NOTE - the octave sound power data does not include tonal correction. 1 Tested according to AHRI Standard 270-2008 test conditions. 2 Estimated sound pressure level at distance based on AHRI Standard 275-2010 method for equipment located on the ground, roof, or on side of building wall with no adjacent reflective surface within 9.8 feet. Sound pressure levels will increase based on changes to assumptions. For other applications, refer to AHRI Standard 275. FIELD WIRING DISCONNECT SWITCH B A - Two Wire Power (see Electrical Data) (By Others) B - Two or Three Wire Power (size to heater capacity) OPTIONAL A ELECTRIC C - Twelve Wire Low Voltage 18 ga. minimum HEAT DISCONNECT Fourteen Wire Low Voltage with Optional Outdoor OPTIONAL SWITCH (By Others) Thermostat OUTDOOR THERMOSTAT D - Eight Wire Low Voltage 18 ga. minimum LENNOX INDOOR UNIT Ten Wire Low Voltage with Optional Outdoor Thermostat THERMOSTAT (Optional) NOTE - Field Wiring Not Furnished LENNOX OUTDOOR All wiring must conform to NEC or CEC and local electrical codes. UNIT D C INSTALLATION CLEARANCES See NOTES NOTES: Service clearance of 30 in. (762 mm) must be maintained on one of the sides adjacent to the control box. Clearance to one of the other three sides must be 36 in. (914 mm) See See Clearance to one of the remaining two sides may be 12 in. NOTES NOTES (305 mm) and the final side may be 6 in. (152 mm). A clearance of 24 in. must be maintained between two units. CONTROL 48 in. (1219 mm) clearance required on top of unit. See NOTES BOX ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 9 DIMENSIONS - UNIT 4-3/8 4-3/8 INLET AIR (111) (111) 4-3/8 4-3/8 (111)(111) OPTIONAL UNIT INLET INLET STAND-OFF KIT (4) (Field Installed) COMPRESSOR AIR AIR COIL DRAIN OUTLETS (Around perimeter of base) 6-3/8 SUCTION LINE 4-3/8 (162) CONNECTION (111) LIQUID LINE INLET AIR CONNECTION 6-3/8 4-3/8 (162) (111) TOP VIEW TOP VIEW BASE SECTION A A OUTDOOR DISCHARGE AIR COIL FAN COMPRESSOR C B SUCTION AND LIQUID LINE CONNECTION ELECTRICAL INLETS 2-3/4 (70) 2 (51) SIDE VIEW 3/4 (19) OPTIONAL UNIT SIDE VIEW STANDOFF KIT (4) (FIELD INSTALLED) A B C Model in. mm in. mm in. mm 018 28-1/4 718 43-1/4 1099 42-1/2 1080 024 28-1/4 718 43-1/4 1099 42-1/2 1080 030 28-1/4 718 33-1/4 845 32-1/2 826 036 32-1/4 817 33-1/4 845 32-1/2 826 042 32-1/4 817 37-1/4 946 36-1/2 927 048 32-1/4 817 37-1/4 946 36-1/2 927 060 32-1/4 817 43-1/4 1099 42-1/2 1080 ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 10 TXV USAGE TXV SUBSTITUTION Use this table for C35, CH23 and CR33 Field Installed TXV A general guide for replacing the factory installed TXV if Match-Ups the indoor unit (coil/air handler) is larger or smaller than the outdoor unit. Model Order No. Outdoor Unit Indoor Unit TXV TXV 018 12J18 Furnished Replacement Size Tons Size Tons 024 12J18 018 1.5 30/36 2.5/3 12J19 12J18 030 12J18 018 1.5 36 3 12J19 12J18 036 12J19 018 1.5 42 3.5 12J20 12J18 042 12J20 018 1.5 48 4 12J20 12J18 048 12J20 018 1.5 49 4 12J20 12J18 060 12J20 CX35 and CHX35 coils and all Lennox air handlers are shipped with a factory 018 1.5 50/60 4/5 12J20 12J18 installed TXV. 018 1.5 51/61 4/5 12J20 12J18 C35 coils - Replace the factory installed RFC orifice with the expansion valve listed. 018 1.5 60 5 12J20 12J18 CH23 and CR33 - Use the expansion valve listed. 024 2 42 3.5 12J20 12J18 024 2 48 4 12J20 12J18 024 2 49 4 12J20 12J18 024 2 50/60 5 12J20 12J18 024 2 51/61 5 12J20 12J18 024 2 60 5 12J20 12J18 030 2.5 42 3.5 12J20 12J18 030 2.5 43 3.5 12J20 12J18 030 2.5 48 4 12J20 12J18 030 2.5 49 4 12J20 12J18 036 3 24 2 12J18 12J19 AHRI STANDARD 210/240-2023 036 3 30 2.5 12J18 12J19 042 3.5 24 2 12J18 12J20 Standard Ratings relating to cooling or heating capacities shall be net values, including the effects of circulating-fan 042 3.5 30 2.5 12J18 12J20 heat, but not including supplementary electric heat. Power 042 3.5 30/36 3 12J19 12J20 input used for calculating efficiency shall be the Total 042 3.5 36 3 12J19 12J20 Power. Standard Ratings of units which do not have indoor air- 048 4 30/36 2.5/3 12J19 12J20 circulating fans furnished as part of the model, i.e., Coil- 048 4 36 3 12J19 12J20 only System, shall be established by subtracting from the TXV Ranges: total cooling capacity 1,505 Btu/h per 1,000 SCFM, and by 12J18 - 1.5 to 2.5 ton systems - Use on 2.5 ton (030) and adding the same amount to the heating capacity for non- lower systems. mobile-home, non-Space Constrained units. Total Power for both heating and cooling shall be increased by 441 W 12J19 - 3 ton systems - Use down to 2 ton (024) systems. per 1,000 SCFM of indoor air circulated. 12J20 - 3.5 to 5 ton systems - Use down to 3 ton (036) systems. ML17XP1 - 1.5 to 5 Ton Heat Pump / Page 11 REVISIONS Section Description Optional Accessories Updated Line Sets available. Visit us at www.Lennox.com For the latest technical information, www.LennoxPros.com Contact us at 1-800-9-LENNOX NOTE - Due to Lennox’ ongoing commitment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability. Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury. Installation and service must be performed by a qualified installer and servicing agency. ©2023 Lennox Industries, Inc. REVISIONS From: Galban, Geneva To: Kristin Foster; 9228-Services Subject: RE: Heat Pump Installation - 20227 80th Ave Spc 71 Date: Friday, July 28, 2023 2:55:38 PM Attachments: image002.png image003.png image004.png This message is from an External Sender This message came from outside the City of Arlington 10 ft from the home Best regards, Geneva Galban Blue Flame Heating – Air – Electric 425-771-7139 From: Kristin Foster <kfoster@arlingtonwa.gov> Sent: Friday, July 28, 2023 2:53 PM To: Galban, Geneva <GGalban@blueflamecomfort.com>; 9228-Services <Service@blueflamecomfort.com> Subject: [EXTERNAL] RE: Heat Pump Installation - 20227 80th Ave Spc 71 CAUTION: This Email is from an EXTERNAL source. Ensure you trust kfoster@arlingtonwa.gov before clicking on any links or attachments. Good Afternoon, Is the unit 10’ from the property line, or the home? Thanks, Kristin Foster Permit Technician City of Arlington Community & Economic Development 18204 59th Ave NE Arlington, WA 98223 Office: 360-403-3545 www.arlingtonwa.gov [arlingtonwa.gov] From: Galban, Geneva <GGalban@blueflamecomfort.com> Sent: Friday, July 28, 2023 7:58 AM To: Kristin Foster <kfoster@arlingtonwa.gov>; 9228-Services <Service@blueflamecomfort.com> Subject: RE: Heat Pump Installation - 20227 80th Ave Spc 71 This message is from an External Sender This message came from outside the City of Arlington Good morning, That is correct. And please see attached for signed mechanical application. Let me know if you need anything else from me. Best regards, Geneva Galban Blue Flame Heating – Air – Electric 425-771-7139 From: Kristin Foster <kfoster@arlingtonwa.gov> Sent: Thursday, July 27, 2023 3:51 PM To: Galban, Geneva <GGalban@blueflamecomfort.com>; 9228-Services <Service@blueflamecomfort.com> Subject: [EXTERNAL] RE: Heat Pump Installation - 20227 80th Ave Spc 71 CAUTION: This Email is from an EXTERNAL source. Ensure you trust kfoster@arlingtonwa.gov before clicking on any links or attachments. Hello, Thank you for the additional information. To clarify, is the unit going to be placed 10’ from the property line, or 10’ from the home? Additionally, can you please sign the City of Arlington application - attached? The one you sent was from Home Depot. Thanks, Kristin Foster Permit Technician City of Arlington Community & Economic Development 18204 59th Ave NE Arlington, WA 98223 Office: 360-403-3545 www.arlingtonwa.gov [arlingtonwa.gov] [gcc02.safelinks.protection.outlook.com] From: Galban, Geneva <GGalban@blueflamecomfort.com> Sent: Thursday, July 27, 2023 7:28 AM To: Kristin Foster <kfoster@arlingtonwa.gov>; 9228-Services <Service@blueflamecomfort.com> Subject: RE: Heat Pump Installation - 20227 80th Ave Spc 71 This message is from an External Sender This message came from outside the City of Arlington Good morning, Please see attached for the site plan, mechanical specifications, and signed application. Let me know if you have any questions. Best regards, Geneva Galban Blue Flame Heating – Air – Electric 425-771-7139 From: Kristin Foster <kfoster@arlingtonwa.gov> Sent: Wednesday, July 26, 2023 9:47 AM To: 9228-Services <Service@blueflamecomfort.com> Subject: [EXTERNAL] Heat Pump Installation - 20227 80th Ave Spc 71 CAUTION: This Email is from an EXTERNAL source. Ensure you trust kfoster@arlingtonwa.gov before clicking on any links or attachments. Good Morning, I’m processing the application for the heat pump installation and require additional information. Please provide the following: Site plan showing the location of the unit and setbacks from adjacent buildings and/or property lines Mechanical specification including the energy factor Signed application Feel free to reach out should you have any questions. 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