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QSCU Series 

Installation & Service Manual 

 
 

 

 

 

8750 Pioneer Blvd.  Santa Fe Springs, CA 90670                 Phone: 562-699-6066, Fax: 562-699-4351                      

www.quietside.com

 

6 Pine Hill Dr, Carlisle PA 17013 

 

 

Phone: 717 243 2535, Fax: 717 243 7917 

 

Summary of Contents for QSCU-361

Page 1: ...U Series Installation Service Manual 8750 Pioneer Blvd Santa Fe Springs CA 90670 Phone 562 699 6066 Fax 562 699 4351 www quietside com 6 Pine Hill Dr Carlisle PA 17013 Phone 717 243 2535 Fax 717 243 7...

Page 2: ...correct system voltage before installing the unit Installing and operating a unit with the incorrect voltage may result in malfunction or other issues and will void the warranty 2 Units must be conne...

Page 3: ...h a correctly sized balanced port TXV to control refrigernat flow to the evaporator coil Use of a TXV will ensure maximum efficiency of the unit plus control Suction gas quality to ensure reliability...

Page 4: ...move unit from the carton box Carton contains Installation manual check that the Suction and Liquid Service Valves have not been damaged prior to installation Step 2 Locate area to Install Condensing...

Page 5: ...s away from gutters or other areas where water snow or ice can drain directly onto the unit also to maximize unit efficiency of the unit do not install it where it can be exposed to direct sunlight Mo...

Page 6: ...et Elbows to make bends this is due the pressure drop incurred with these Always use long radius elbows or use a tube bender to ensure refrigerant flow in the system Unit Max Line Set Run Suction Liqu...

Page 7: ...gen or other inert gas should be used A minimum pressure of 250 psig should be used Any detected leaks should be repaired prior to placing the system on the vacuum pump Step 5 Evacuation Gauges should...

Page 8: ...ve a separate branch circuit with an individual breaker fuse QSCU 361 QSCU 481 QSCU 601 Power Voltage Breaker Size 30A 50A 60A RLA Cooling Amps 9 9A 13 9A 14 1A Control Voltage 24V AC 24V AC 24V AC Si...

Page 9: ...C wires from the Air Handler or Thermostat to wired to the Outdoor unit to energize the compressor The basic system installation is now complete The unit is now ready for start up Use this time to ens...

Page 10: ...o be powered Unit is charged with enough R410A refrigerant for a line set of 25ft length QSCU 361 QSCU 481 QSCU 601 For longer line set lengths additional charge must be WEIGHED in per the following t...

Page 11: ...that it operates in conjunction with the compressor if it does not operate check the motor windings and also the fan capacitor replace if necessary 2 Ensure the condenser coil is free from debris cle...

Page 12: ...Dimensions NOTE Dimensions shown in feet inches are millimeters UNIT MODELS A B C D E QSCU 361 37 5 8 956 47 1200 17 3 4 450 20 506 30 15 16 786 QSCU 481 601 43 1106 47 1200 17 3 4 450 20 506 36 7 8...

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Page 14: ...1 12 KC2020 COMP COVER SECC 1 1 ZP29K5E PFV 1 ZP42K5E PFV 1 13 COMPRESSOR ZP51K5E PFV 1 14 KC2008 VALVE BRACKET SECC 1 1 1 KC3035 5 8 1 KC3036 3 4 1 15 KC3037 SERVICE VALVE A 7 8 1 KC3038 3 8 1 1 16 K...

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Page 16: ...1 x 21 5 8 1 x 21 5 8 Fan Motor hp 0 45hp 0 45hp 0 45hp Fan Motor FLA Amps 1 3A 1 3A 1 3A Nominal Airflow CFM 4000 CFM 4200 CFM 4200 CFM Line Set Sizes 3 8 5 8 3 8 3 4 3 8 7 8 Max Line Set Length inc...

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