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INSTALLATION CHECKLIST

10331430

(Replaces 10284570)

REPLACEMENT PARTS

Replacement parts are available through your distributor. Please 

have the complete model and serial number of the unit when 

ordering replacement parts.

ELECTRICAL:

• Capacitors

•  Temperature Limit Switches

• Compressors

• Thermostats

• Contactors

•  Time Delay Relays

•  Pressure Switches

• Transformers

• Relays

MOTORS:

•  Blower Motor
•  Fan Motor

COMPONENTS:

•  Blower Assembly

•  Fan Grille

•  Cabinet Panels

• Filter/Driers

•  Expansion Valves

REFRIGERATION SYSTEM

Was unit given 24 hr warm up period 

for crankcase heaters (if equipped)?

YES

NO

Stage-1 Liquid Pressure (high side) _______________________________________________________

Stage-1 Suction Pressure (low side) _______________________________________________________

ELECTRICAL SYSTEM

Electrical connections tight?

YES

NO

Line voltage polarity correct?

YES

NO

Has the thermostat been calibrated?

YES

NO

Is the thermostat level?

YES

NO

Is the heat anticipator setting correct?

(If Applicable)

YES

NO

Rated Voltage: _________________________________________________________________ VOLTS

L1-L2 Volts: ___________________________________________________________________ VOLTS

INSTALLATION ADDRESS:

CITY _________________________________________

STATE _____________________________

UNIT MODEL # _______________________________________________________________________

UNIT SERIAL # _______________________________________________________________________

Unit Installed Minimum clearances per 

Figure 1 (page 4)

?

YES

NO

INSTALLER NAME:

CITY _________________________________________

STATE _____________________________

Has the owner’s information been 

reviewed with the customer?

YES

NO

Has the Literature Package been left 

with the unit?

YES

NO

Specifications & illustrations subject to change without notice or incurring obligations (05/20).

Fort Smith, AR, Weatherking 2020. All Rights Reserved.

INSTALLER: PLEASE LEAVE THESE INSTRUCTIONS WITH THE OWNER.

Summary of Contents for WSPM 018J

Page 1: ...mportant role as well Pay attention to all safety warnings and any other special notes highlighted in the manual Improper installation of the furnace or failure to follow safety warnings could result...

Page 2: ...Voltage Connections 7 Cooling Only Thermostat 8 Heat Cool Thermostat 8 Blower Speed ECM Motor 8 START UP ADJUSTMENTS 8 Pre Start Checklist 8 Start Up Procedure 8 Air Circulation 10 System Cooling 10 S...

Page 3: ...ted below must be followed during the installation service and operation of this unit Unqualified individuals should not attempt to interpret these instructions or install this equipment If you do not...

Page 4: ...s Please read all instructions before installing the unit Locating the Air Conditioner Survey the job site to determine the best location for mounting the outdoor unit Select a solid level position pr...

Page 5: ...stive duct systems it may be necessary to add anadditionalreturnairductandorsupplytoachievemaximum performance and prevent coil icing and refrigerant flood back The air conditioning output of the syst...

Page 6: ...ide of the home where the air conditioner is located 1 Locate the center of the heat duct by cutting a small hole in the fiberboard below the duct at the desired location 2 Cut a hole approximately 3...

Page 7: ...tion serious injury death or property damage Beforeservicing disconnectallelectricalpower to the indoor blower When servicing controls label all wires prior to disconnecting Reconnect wires correctly...

Page 8: ...rflow data found in Table 2 page 9 Place appropriate wire on the appropriate motor speed tap for the required airflow 4 Check all factory wiring as shown in the wiring diagram and inspect the connecti...

Page 9: ...27 1104 29 1051 30 992 32 Tap T3 1460 22 1415 22 1385 23 1335 24 1275 25 1225 26 1170 27 1120 28 Tap T4 1502 21 1466 22 1437 22 1388 23 1345 23 1305 24 1251 25 1204 26 Tap T5 1565 20 1525 21 1490 21 1...

Page 10: ...ble filters with the same type and size Do not add additional oil to motors unequipped with oil tubes Thecompressorishermeticallysealedatthefactoryanddoes not require lubrication 3 Set the system mode...

Page 11: ...12 13 1 38 3 2 3 2 5 29 Side View Figure 9 Unit Dimensions A 3 Opening for 12 Diameter Supply Duct 9 15 17 50 9 0 Opening for 14 Diameter Return Duct 10 15 5 5 B 1 3 15 Rear View 3 5 4 5 Ton MODEL NU...

Page 12: ...en cuivre 3 Ne convient pas aux installations de plus de 150 V a la terre FIELD WIRING LEGEND LOW VOLTAGE HIGH VOLTAGE WIRING DIAGRAM Packaged Air Conditioner Single Phase NOTES 1 Disconnect all powe...

Page 13: ...conducteurs en cuivre 3 Ne convient pas aux installations de plus de 150 V a la terre FIELD WIRING LEGEND LOW VOLTAGE HIGH VOLTAGE WIRING DIAGRAM Packaged Air Conditioner Single Phase NOTES 1 Disconne...

Page 14: ...358 150 146 294 137 316 141 338 145 359 150 381 154 148 317 141 338 145 360 149 381 154 404 158 150 317 141 339 145 361 149 382 153 404 158 152 340 145 362 149 383 153 405 157 154 363 149 384 153 406...

Page 15: ...55 146 357 182 378 171 398 162 415 160 148 380 181 401 172 421 164 150 403 181 423 173 152 426 182 154 SUCT PRESS OUTDOOR TEMPERATURE F 70 75 80 85 90 95 100 105 LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP...

Page 16: ...for 4 Ton Units 048J Model INDOOR WET BULB TEMPERATURE F 57 59 61 63 65 67 69 71 73 75 77 OUTDOOR DRY BULB TEMPERATURE F 60 26 6 27 9 29 5 31 5 33 7 36 3 39 2 40 0 40 0 40 0 40 0 65 21 6 22 8 24 3 26...

Page 17: ...20 440 460 480 500 520 540 560 580 600 75 80 85 90 95 100 105 110 115 120 125 130 135 Liquid Pressure psig Liquid Temperature F Remove refrigerant when above curve Add refrigerant when below curve Fig...

Page 18: ...18...

Page 19: ...19...

Page 20: ...ostat been calibrated YES NO Is the thermostat level YES NO Is the heat anticipator setting correct If Applicable YES NO Rated Voltage _________________________________________________________________...

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