Friedrich AIR Conditioning CO | Friedrich 2003 guide

FRIEDRICH AIR CONDITIONING CO.

Post Office Box 1540 · San Antonio, Texas 78295-1540

4200 N. Pan Am Expressway · San Antonio, Texas 78218-5212

(210)357-4400 · fax (210) 357-4480 www.friedrich.com

Printed in the U.S.A.

RACServMn (7-03)

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Friedrich 2003 service manual Friedrich AIR Conditioning CO

Contents

2003 Table of Contents RAC Serial Number Identification Guide 1st Digit Function00001 Page Data Evaporator AIR Operating Electrical Breaker Pressures Ratings Refrig Fuse Performance Evaporator AIR Operating Electrical Breaker Data SS10J10AR-A TEMP. DEG. F Pressures Ratings Heating SC06H10E Btuh WY09A33F-A WY12A33F-A HeatingAmps Refrigeration System Sequence of Operation Wire Size Fuse/CircuitBreaker Grounding Winding Test Thermal Overload ExternalChecking Compressor Efficiency Terminal Overload Test Terminal Overload InternalChecking the Internal Overload FAN Motor Resistor System Control Panel System Control Panel KQ Models Only- See FigureEQ Model Only See Figure System Control Panel YQ Model Only System Control Switch WE & WY Models See Figure System Control Switch Test System Control Switch KS, SS, KM, SM, SL Models See Figure System Control Panel See Figure System Control Switch Heat Pump & Electric Heat Models See Figure To SET Mode of Operation To Adjust TemperatureTo Adjust FAN Speed Smart Center Electronic Control Center To SET the Timer Testing the Electronic ControlTesting the Electronic Control Error Code Listings To SET Hour Clock Test Thermostat SQ & KQ Models See FigureThermostat YQ Model Only See Figure Thermostat Models ES, YS, EM, YM, EL, YL See Figure Defrost Thermostat Heat Pump Models Only Thermostat AdjustmentThermostat Bulb Location CAPACITOR, RUN See Figure Defrost Bulb Location Heat Pump Models OnlyCapacitor Test Check Valve Operation Heat Pumps Reversing Valve See Figure Solenoid Coil Heat Pump Models Only See Figure Testing Reversing ValveTo Test VALVE, Drain PAN See Figure Heating Element See FigureSealed Refrigeration System Repairs Equipment Required Hermetic Component Replacement Special Procedure in the Case Compressor Motor BurnoutRotary Compressor Special Troubleshooting and Service Equipment Must be Capable Undercharged Refrigerant Systems Method of Charging Overcharged Refrigerant Systems Restricted Refrigerant System Routine Maintenance Troubleshooting Touch Test Chart To Service Reversing Valves Troubleshooting Cooling Problem To Correct Problem Possible Cause To Correct Cycles Problem Possible Cause To Correct Troubleshooting Heating Heat pumps Problem Possible Cause To Correct Off and the electric element is energized Troubleshooting Heating Cooling/Electric Models Troubleshooting Chart Cooling System Cools When Heating is Desired YES Models SQ06J10B-B, SQ06J10B-A, SQ08J10C-A, SQ08J10D-A Models KQ08J10B-1, KQ08J10B-A, KQ08J10C-A Schematic Model YQ06J10B-A Model SC06H10D 619-405-06 SL28J30B-A, SL35J30-A, SL35J30-B Alternate Conductor Or Brown RED Blue To Capacitor Bracket Wiring Diagram YS12J33-A, YM18J34B-A, YL24J35C-A Model EQ08J11-A, EQ08J11-B IDT Ovld Neutral WE09A33E-B, WE12A33E-A, WE15A33-A WY09A33F-A, WY12A33G-A Testing The Electronic Control XQ Boards & QME Boards Checking Room Temperature Friedrich AIR Conditioning CO