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 10

INSTRUCTION MANUAL

www.McLean

Parts.net

ProAir

Air Conditioner

CR23 Model

Protecting Electronics. 
Exceeding Expectations.

MAI 

5736 North Michigan Road 

Indianapolis, IN 46228 

 

317-257-6811 

317-257-1590 fax

Summary of Contents for McLean Cooling Technology ProAir CR23

Page 1: ...nology 11611 Business Park Blvd N Champlin MN 55316 USA Tel 763 323 8200 Fax 763 576 3200 www McLeanParts net ProAir Air Conditioner CR23Model Protecting Electronics Exceeding Expectations MAI 5736 North Michigan Road Indianapolis IN 46228 317 257 6811 317 257 1590 fax ...

Page 2: ...ection Then file a claim with the delivering carrier MAI cannot accept responsibility for freight damages however we will assist you in any way possible HANDLING TESTING THE AIR CONDITIONER If it is necessary to place the air conditioner in a horizontal position after unpacking be certain it is placed in an upright vertical or mounting position for a minimum of five 5 minutes before operating Neve...

Page 3: ...ng mounting bolts and washers provided to secure unit to enclosure Allow unit to remain upright for a minimum of five 5 minutes before starting Caution Air conditioner must be in upright position during operation Step 5 Refer to top of nameplate for electrical requirements Connect the power cord to a properly grounded power supply Use of an extension cord is not recommended Electrical circuit shou...

Page 4: ... 222 NOTE 1 GASKET KIT FOR MOUNTING TO ENCLOSURE INCLUDED 2 SERVICE CORD TERMINATED WITH APPROPRIATE PLUG CAP 6FT LONG STANDARD 3 XXX WIL BE REPLACED WITH THREE DIGITS DESIGNATING ALL OPTIONS DESIRED CONSULT FACTORY FOR SPECIFIC MODEL NUMBERS 1 GASKET KIT INCLUDED APPLY GASKET TO REAR OF AIR CONDITIONER BEFORE MOUNTING ON ENCLOSURE 2 SERVICE CORD TERMINATED WITH APPROPRIATE PLUG CAP 3 MILLIMETER D...

Page 5: ...it Switch 10 1033 01 10 1033 01 Level II III Transformer 10 1006 94 10 1006 93 Part Description Part No 1 Condenser Coil 23 2001 00 2 Fan Pan 23 2003 00 3 Condenser Blower See Table A 4 Evaporator Coil 23 2002 00 5 Air Filter 23 2004 00 6 Compressor See Table A 7 Cool Relay Lev II III only 10 1005 21 8 Transformer Lev II III only See Table B 9 Heat Relay Lev II III with Electric Heat only 10 1005 ...

Page 6: ...3 Wire Diagram Level 1 CR23 Wire Diagram Level 1 with Electric Heat NOTE For voltage hertz and options not shown in this manual refer to the wiring diagram attached to the unit 317 257 6811 www McLeanParts net 317 257 1590 fax ...

Page 7: ...e Diagram Level II III CR23 Wire Diagram Level II III with Electric Heat NOTE For voltage hertz and options not shown in this manual refer to the wiring diagram attached to the unit 317 257 6811 www McLeanParts net 317 257 1590 fax ...

Page 8: ...d provide years of satisfactory operating service Should the refrigerant charge be lost recharging ports access fittings on the suction and discharge sides of the compressor are provided for recharging and or checking suction and discharge pressures Under no circumstances should the access fitting covers be loosened removed or tampered with Breaking of seals on compressor access fittings during wa...

Page 9: ...nstructions 1 Flush the filter with warm water from the exhaust side to the intake side DO NOT USE CAUSTICS 2 After flushing allow filter to drain Placing it with a corner down will assure complete drainage 3 Recoat the filters with RP Super Filter Coat adhesive When spraying filter do so from both sides for maximum concentration of adhesive Condenser and Evaporator Fans Fan motors require no main...

Page 10: ...ostat Open motor winding Stuck fan motor Obstructed blades 6 Carefully check the compressor for operation motor should cause slight vibration and the outer case of the compressor should be warm YES wait 5 minutes then proceed to step 7 NO possible Defective thermostat Defective capacitor Defective overload Defective relay 7 Make sure the coils are clean Then check evaporator air in and air out tem...

Page 11: ...at start Should be 10 rated voltage Compressor motor stuck Bad relay Bad overload switch Bad run start capacitor Unit blows breakers Under sized breaker fuse or not time delayed Short in system Getting water in enclosure Drain plugged Drain tube kinked Enclosure not sealed allowing humidity in For additional technical information ie amp draw pressures temperatures contact MAI at 317 257 6811 317 2...

Page 12: ...rk Blvd N Champlin MN 55316 USA Tel 763 323 8200 Fax 763 576 3200 www McLeanParts net Protecting Electronics Exceeding Expectations 2008 McLean Midwest Corporation MAI 5736 North Michigan Road Indianapolis IN 46228 317 257 6811 317 257 1590 fax ...

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