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Friedrich 2008, 2009 service manual

Models: 2009 2008

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Friedrich 2008, 2009 service manual

Contents

Timer ModelsPower Warmer Power Money Saver Set HrPost Office Box 1540 · San Antonio, Texas TECHNICAL SUPPORT CONTACT INFORMATIONFRIEDRICH AIR CONDITIONING CO 4200 N. Pan Am Expressway · San Antonio, TexasTable Of Contents IMPORTANT SAFETY INFORMATION PERSONAL INJURY OR DEATH HAZARDSELECTRICAL HAZARDS REFRIGERATION SYSTEM HAZARDS MECHANICAL HAZARDSPROPERTY DAMAGE HAZARDS FIRE DAMAGE HAZARDSWATER DAMAGE HAZARDS Introduction TYPICAL UNIT COMPONENTSRAC Serial Number Identification Guide S S 08 L 1 0 EUnit Identification Model Number Code 1st Digit - FunctionEER COP Chassis Specifications for 2009, 2008 modelsElectrical Characteristics 60 Hertz ModelWindow Mounting Kits installation information / sleeve dimensionsCircuit Rating / Breaker MinimumPERFORMANCE DATA for 2009, 2008 models ELECTRIC SHOCK HAZARD electrical DATAHACR Heating Air Conditioning and Refrigeration FIRE HAZARDKeep the filter clean Make sure the wiring is adequate for your unitTest the power cord Unit placementTo start unit To adjust fan speedTo set the timer To set mode of operationTo set the timer To adjust temperatureTo set the hour clock To adjust fan speedTo set the timer To adjust temperatureTo adjust fan speed To start unitTo set the timer How to use the remote control XQ modelsTo adjust temperature setting To adjust fan speedMoney Saver switch How to operate the Friedrich room air conditionerTemperature control QuietMaster / Twintemp modelsChecking Room Temperature EQ08 modelsFunction Control Function Control1.Activate Error Code Mode by pressing the “TIMER ON/ OFF” button on XQ models. LED for the “TIMER ON/ OFF” will flash 1 bps while Error Code Mode is active. Pressing the “TEMP/HR ” button will display 00. Consecutive presses will scroll through all error codes logged. Press the “TEMP/HR ” button to see the reverse order of all error codes logged. When the end of logged error codes is reached the temperature set point will appear TESTING THE ROTARY CONTROL SWITCHES ELECTRIC SHOCK HAZARDKS, KM, SL Models See Figure MECHANICAL COMPONENTS FUNCTIONAL COMPONENT DEFINITIONS“EQ08” SYSTEM CONTROL SWITCH - TEST ELECTRICAL COMPONENTSTHERMOSTAT “EQ08” Models See Figure COMPONENTS TESTINGTHERMOSTAT ADJUSTMENT ELECTRIC SHOCK HAZARDDEFROST THERMOSTAT Heat Pump Models Only COMPONENTS TESTING ContinuedRESISTOR Heat Anticipator See Figure ELECTRIC SHOCK HAZARDCapacitor Connections CAPACITORSCapacitor Check with Capacitor Analyzer COMPONENTS TESTING ContinuedHEATING ELEMENT See Figure COMPONENTS TESTING ContinuedTESTING THE HEATING ELEMENT HEATING ELEMENT Heat Pump ModelsReturn Air Temperature Sensor OPERATING SEQUENCE / CHARACTERISTICS AND FEATURESCompressor Time Delay 180 seconds Mode ControlREFRIGERATION SEQUENCE OF OPERATION EQUIPMENT REQUIRED SEALED REFRIGERATION SYSTEM REPAIRSRefrigerant Charging EQUIPMENT MUST BE CAPABLE OFFREEZE HAZARD Method Of Charging / RepairsBURN HAZARD BURN HAZARDELECTRIC SHOCK HAZARD Undercharged Refrigerant SystemsOvercharged Refrigerant Systems HIGH PRESSURE HAZARDRestricted Refrigerant System CHECK VALVE HERMETIC COMPONENTS CHECKMETERING DEVICE Capillary Tube SystemsREVERSING VALVE DESCRIPTION/OPERATION ELECTRIC SHOCK HAZARDELECTRIC SHOCK HAZARD TESTING THE COILCHECKING THE REVERSING VALVE HIGH PRESSURE HAZARDBURN HAZARD Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle HIGH PRESSURE HAZARDCOMPRESSOR CHECKS Single Phase ConnectionsSingle Phase Running and L.R.A. Test Locked Rotor Voltage L.R.V. TestGROUND TEST Single Phase Resistance TestELECTRIC SHOCK HAZARD CHECKING COMPRESSOR EFFICIENCYHIGH TEMPERATURES COMPRESSOR REPLACEMENTRecommended procedure for compressor replacement RISK OF ELECTRIC SHOCKELECTRIC SHOCK HAZARD HIGH PRESSURE HAZARDEXPLOSION HAZARD BLOWER WHEEL / HOUSING / CONDENSER FAN / SHROUD ROUTINE MAINTENANCEEXCESSIVE WEIGHT HAZARD ELECTRIC SHOCK HAZARDROUTINE MAINTENANCE Continued Problem ProblemProblem Possible CauseProblem ProblemProblem ProblemProblem ProblemProblem ProblemProblem ProblemProblem ProblemProblem ProblemProblem Possible CauseREFRIGERANT SYSTEM DIAGNOSIS - COOLING CYCLE TROUBLESHOOTING CHART - HEATPUMPProblem Possible CauseHEAT PUMP ELECTRICAL TROUBLESHOOTING CHART - HEAT PUMPREFRIGERANT SYSTEM DIAGNOSIS - HEATING CYCLE TROUBLESHOOTING CHART - HEATPUMPCORRECTIONS TEMPERATURE OF VALVE BODYPOSSIBLE CAUSES NORMAL FUNCTION OF VALVEELECTRONIC CONTROL COOL ONLY MODELS XQ05L10A-C XQ06L10A-C XQ08L10A-B,A-EXQ10L10A-C XQ12L10A-B,A-C ELECTRONIC CONTROL COOL ONLY MODELS ELECTROMECHANICAL CONTROL COOL ONLY MODELS SL28L30-D,-E SL36L30A-D,A-E ELECTROMECHANICAL CONTROL COOL ONLY MODELSPage ELECTROMECHANICAL CONTROL COOL WITH ELECTRIC HEAT MODELSES12L33-D,-E ES16L33-C,-D EM18L34-C EM24L34-B COOL WITH ELECTRIC HEAT MODELS EL36L35A-D,A-E ELECTROMECHANICAL CONTROLELECTROMECHANICAL CONTROL HEAT PUMP ONLY MODELS YS09L10-F,-GHEAT PUMP WITH ELECTRIC HEAT MODELS YS13L33-D,-E YM18L34-D,-EELECTROMECHANICAL CONTROL HEAT PUMP WITH ELECTRIC HEAT MODELS YL24L35-E,-F ELECTROMECHANICAL CONTROLINSTRUCTIONS FOR USING COOLING LOAD ESTIMATE FORM FOR ROOM AIR CONDITIONERSAHAM PUB. NO. RAC-1 QUANTITY COOLING LOAD ESTIMATE FORMHEAT GAIN FROM FACTORSHEAT LOAD FORM Following is an example using the heat load formHEATING LOAD FORM FRIEDRICH ROOM UNIT HEAT PUMPS WINDOWS & DOORS Area, sq. ftINFILTRATION - WINDOWS & DOORS AVG ROOM AIR CONDITIONERS LIMITED WARRANTY FIRST YEARSECOND THROUGH FIFTH YEAR Page Post Office Box 1540 · San Antonio, Texas TECHNICAL SUPPORT CONTACT INFORMATIONFRIEDRICH AIR CONDITIONING CO 4200 N. Pan Am Expressway · San Antonio, TexasFRIEDRICH AIR CONDITIONING CO Post Office Box 1540 · San Antonio, TexasRAC-ServMan