Friedrich 2007 service manual SS16L30-A/B, SM18L30-A/B, SM21L30-A/B, SM24L30-A/B

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MODELS

SS08L10-A/B, SS10L10-A/B, SS12L10-A/B; SS12L30-A/B, SS14L10-A/B,

SS16L30-A/B, SM18L30-A/B, SM21L30-A/B, SM24L30-A/B

26

Image 26

Contents 2007 Table of Contents Introduction Typical Unit ComponentsRoom AIR Conditioners Limited Warranty Routine Maintenance 08 L 1 Unit IdentificationPerformancedata Electrical Data ReceptacleFunctional Component Definitions Electronic ControlsTesting the Electronic Control XQ/WS Boards & QME Boards Testing the Electronic Control Error Code ListingsRefrigeration System Sequence of Operation Sealed Refrigeration System RepairsRotarycompressorspecialtroubleshooting and Service Hermetic Component ReplacementSpecialprocedureinthecaseofcompressor Motor Burnout Equipment RequiredRefrigerant Charging Method of ChargingUndercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Normal Function of Valve Malfunction of ValveCooling only Room AIR Conditioners Troubleshooting Tips Problem Possible Cause ActionReplace fuse, reset breaker. If repeats, check To equalize before attempting to restart. Instruct Vents on applicable models are in the closed Heat / Cool Room AIR Conditioners Troubleshooting Tips Troubleshooting Chart Cooling Refrigerant System Diagnosis HeatingSystem Cools When Heating is Desired Troubleshooting Chart HeatingElectrical Troubleshooting Chart Heat Pump YESModels RM18L30-A, KM18L30-A, KM21L30-A, RM24L30-A, KM24L30-A SS16L30-A/B, SM18L30-A/B, SM21L30-A/B, SM24L30-A/B Model SL28L30-A SL36L30-B EQ08L11-A ES12L33-A, ES16L33-A, EM18L34-A, EM24L35-A EL36L35-A YS09L10-A, YS09L10-B YS13L33-A, YM18L34-A YL24L35-A RAC-Svc-07