Friedrich SQ08N10, SQ10N10, 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 Your safety and the safety of others are very important Important Safety InformationRefrigeration System Hazards Register your air conditioner IntroductionUnit Identification 08 N 1 0 a aSQ05N10-A 115 146 Performance DataElectrical Data Electric Shock HazardFire Hazard Proper installation of chassis seal gasket Make sure the wiring is adequate for your unitTest the power cord Keep the filter cleanKuhl Q Control Panel Operation Kühl Control Options Control Panel Operation Instructions ºF ºC Select Timer Schedule ButtonControl Panel Lock DIM FunctionAlerts Wait IconTimer or Schedule Options 1 or 2 Selection To Turn On the Timer or Schedule SelectedTimer Settings Timer Start TimeTimer on Scenarios Set theTimer Stop TimeTimer Schedule Control Block Timer OFF ScenariosRemote Control Operation Auto FAN Continuous Electronic Control Sequence of Operation Cooling ModeCompressor Lock Out Time Relay Board Test Components TestingIf the user interface does not turn on User Interface TestsTesting the Relay Board Components Testing CON’TBLOWER/FAN Motor Test Capacitor Check with Capacitor AnalyzerCapacitor Connections FAN MotorTesting the Heating Element Electric Shock Hazard Heating ElementDrain PAN Valve Refrigeration Sequence of Operation Refrigeration system under high pressure 410A Sealed System Repair ConsiderationsRefrigerant Charging 410A Sealed Refrigeration System RepairsRefrigeration Sequence of Operation 410A Sealed Refrigeration System Repairs Method Of Charging / Repairs Burn HazardFreeze Hazard Overcharged Refrigerant Systems Undercharged Refrigerant SystemsRestricted Refrigerant System Compressor Checks Ground Test Single Phase Resistance TestRecommended procedure for compressor replacement High TemperaturesExplosion Hazard Rotary Compressor Special Troubleshooting and Service Available AccessoriesStandard Filter Cleaning / Installation Instructions Routine Maintenance Routine Maintenance Noises This is a warm weather applianceCondensation is normal FrostingPage See codes chart on next Problem Control Boards Action Error CodesTest 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 Heat Load Form Following is an example using the heat load formInfiltration Windows & Doors AVG Heating Load Form Friedrich Room Unit Heat PumpsKühl-Q Kühl-Q Units’ 2012 Parts List Kühl Q-Chassis Service Parts List Schedule Table with Energy Saving Values AddendumRoom AIR Conditioners Limited Warranty Technical Support Contact Information Friedrich AIR Conditioning CO