Friedrich SQ10N10, SQ08N10, SQ05N10 manual Cooling only Room AIR Conditioners Troubleshooting Tips

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COOLING ONLY ROOM AIR CONDITIONERS: TROUBLESHOOTING TIPS

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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