Friedrich SQ06N10 Available Accessories, Rotary Compressor Special Troubleshooting and Service

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SPECIAL PROCEDURE IN THE CASE OF MOTOR COMPRESSOR BURNOUT

WARNING

ELECTRIC SHOCK HAZARD

Turn off electric power before service or installation.

)DLOXUHWRGRVRPD\UHVXOWLQSHUVRQDOLQMXU\ or death.

WARNING

HIGH PRESSURE HAZARD

Sealed Refrigeration System contains refrigerant and oil under high pressure.

Proper safety procedures must be followed, and proper protective clothing must be worn when working with refrigerants.

Failure to follow these procedures could

UHVXOWLQVHULRXVLQMXU\RUGHDWK

WARNING

EXPLOSION HAZARD

The use of nitrogen requires a pressure regulator. Follow all safety procedures and wear protective safety clothing etc.

Failure to follow proper safety procedures

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1.Recover all refrigerant and oil from the system.

2.5HPRYHFRPSUHVVRUFDSLOODU\WXEHDQG¿OWHUGULHU from the system.

3.Flush evaporator condenser and all connecting tubing with dry nitrogen or equivalent. Use approved

ÀXVKLQJDJHQWWRUHPRYHDOOFRQWDPLQDWLRQIURP system. Inspect suction and discharge line for carbon deposits. Remove and clean if necessary. Ensure all acid is neutralized.

4.Reassemble the system, including new drier strainer and capillary tube.

5.Proceed with step 8-10 on previous page.

ROTARY COMPRESSOR SPECIAL TROUBLESHOOTING AND SERVICE

Basically, troubleshooting and servicing rotary compres- sors is the same as on the reciprocating compressor with only one main exception:

NEVER, under any circumstances, liquid charge a rotary compressor through the LOW side. Doing so would cause permanent damage to the new compressor.

Available Accessories

Carbon Filter Kits

Each kit contains three (3) ¿lters.

KWCFQ - Carbon ¿lter kit for "Q" chassis models.

Window Installation Kits

(Standard in Kühl Models without Heat)

KWIKQ

FriedrichLink™ Adapter Accessory:

KWIFI - FriedrichLink™ Adapter Accessory for wireless control and additional programming options

Decorative Color Front Panel Kits:

KWBGEQA - Q Model Decorative Front Cover in Classic Beige KWBLKQA - Q Model Decorative Front Cover in Black Onyx KWBLUQA - Q Model Decorative Front Cover in Cobalt Blue KWPNKQA - Q Model Decorative Front Cover in Pink Diamond KWREDQA - Q Model Decorative Front Cover in Deep Red KWWHTQA - Q Model Decorative Front Cover in Designer White

See www.friedrich.com for additional accessories for your unit.

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Contents Room Air Conditioners Table Of Contents Important Safety Information Your safety and the safety of others are very importantRefrigeration System Hazards Introduction Register your air conditioner08 N 1 0 a a Unit IdentificationPerformance Data SQ05N10-A 115 146Fire Hazard Electrical DataElectric Shock Hazard Keep the filter clean Make sure the wiring is adequate for your unitTest the power cord Proper installation of chassis seal gasketKuhl Q Control Panel Operation Kühl Control Options Control Panel Operation Instructions Timer Schedule Button ºF ºC SelectWait Icon DIM FunctionAlerts Control Panel LockTo Turn On the Timer or Schedule Selected Timer or Schedule Options 1 or 2 SelectionTimer Start Time Timer SettingsSet theTimer Stop Time Timer on ScenariosTimer OFF Scenarios Timer Schedule Control BlockRemote Control Operation Auto FAN Continuous Cooling Mode Electronic Control Sequence of OperationCompressor Lock Out Time User Interface Tests Components TestingIf the user interface does not turn on Relay Board TestComponents Testing CON’T Testing the Relay BoardFAN Motor Capacitor Check with Capacitor AnalyzerCapacitor Connections BLOWER/FAN Motor TestDrain PAN Valve Testing the Heating Element Electric Shock HazardHeating Element Refrigeration Sequence of Operation 410A Sealed System Repair Considerations Refrigeration system under high pressure410A Sealed Refrigeration System Repairs Refrigerant ChargingRefrigeration Sequence of Operation 410A Sealed Refrigeration System Repairs Freeze Hazard Method Of Charging / RepairsBurn Hazard Undercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Compressor Checks Single Phase Resistance Test Ground TestExplosion Hazard Recommended procedure for compressor replacementHigh Temperatures Available Accessories Rotary Compressor Special Troubleshooting and ServiceStandard Filter Cleaning / Installation Instructions Routine Maintenance Routine Maintenance Frosting This is a warm weather applianceCondensation is normal NoisesPage See codes chart on next Error Codes Problem Control Boards ActionTest Mode Page Page Cooling only Room AIR Conditioners Troubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Heat / Cool only Room AIR Conditioners Troubleshooting Tips Electronic Controls Wiring Diagram THERMISTORS’ Resistance Values Page Page Following is an example using the heat load form Heat Load FormHeating Load Form Friedrich Room Unit Heat Pumps Infiltration Windows & Doors AVGKühl-Q Kühl-Q Units’ 2012 Parts List Kühl Q-Chassis Service Parts List Addendum Schedule Table with Energy Saving ValuesRoom AIR Conditioners Limited Warranty Technical Support Contact Information Friedrich AIR Conditioning CO