Friedrich 2008, 2009 service manual

Contents

Main Service Manual WallMaster Thru-the-Wall WM-ServMan (04-09) Models 2009 2008 Timer O peration Page Table Of Contents IMPORTANT SAFETY INFORMATION PERSONAL INJURY OR DEATH HAZARDS ELECTRICAL HAZARDS: Your safety and the safety of others are very important. WARNING CAUTION NOTICE REFRIGERATION SYSTEM HAZARDS: MECHANICAL HAZARDS: PROPERTY DAMAGE HAZARDS FIRE DAMAGE HAZARDS: WATER DAMAGE HAZARDS: INTRODUCTION FRIEDRICH wAllMASTER MODEl NUMBER CODE SERIAl NUMBER IDENTIFICATION GUIDE 1st DIGIT - FUNCTION 2nd DIGIT - TYPE 3rd & 4th DIGITS - APPROXIMATE BTU/HR (Cooling) 2008 / 2009 PERFORMANCE DATA Sleeve / Chassis Dimensions ENERGY STAR modelsSpecifications ELECTRICAL DATA *HACR: Heating Air Conditioning and Refrigeration Plug/Outlet/Circuit Rating F U N s l How to operate the Friedrich WallMaster To start unit To set mode of operation To adjust temperature To adjust fan speed To set the timer To Activate Money Saver (WY/WE models) Automatic component protection Using the remote control To start unit To set mode of operation To adjust temperature To adjust fan speed ElECTRONIC CONTROl PANEl TESTING THE ELECTRONIC CONTROL ERROR CODE MODE ERROR CODES lISTING FOR wS MODElS ERROR CODES lISTING FOR wE/wY MODElS REBOOT THE CONTROL PANEL Figure 8: System Control Switch (Heat Pump & Electric Heat Models) SYSTEM CONTROL SWITCH - TEST FOR UNITS WITH ROTARY CONTROLS SYSTEM CONTROL SWITCH Figure 7: System Control Panel ElECTRONIC CONTROl OPERATION Heat Pump w/back up Electric Heat COMPONENTS TESTING THERMOSTAT Figure 9 : Thermostat CAPACITORS Capacitor Check with Capacitor Analyzer Capacitor Connections DEFROST THERMOSTAT DEFROST BULB LOCATION DRAIN P AN V AL VE Figure 12: Heating Element Drain Pan Valve HEATING ELEMENT REFRIGERA TION SY STEM SEQUENCE OF OPERA TION Refrigerant Charging SEAlED REFRIGERATION SYSTEM REPAIRS CAUTION Method Of Charging / Repairs Undercharged Refrigerant Systems Overcharged Refrigerant Systems Restricted Refrigerant System METERING DEVICE Capillary Tube Systems HERMETIC COMPONENTS CHECK CHECK VALVE REVERSING VAlVE DESCRIPTION/OPERATION TESTING THE COIl CHECKING THE REVERSING V Al VE Procedure For Changing Reversing Valve Touch Test in Heating/Cooling Cycle 26 Locked Rotor Voltage (L.R.V.) Test Single Phase Connections COMPRESSOR CHECKS External Overload Checking the External Overload Amperage (L.R.A.) Test Single Phase Running and L.R.A. Test Single Phase Resistance Test Recommended procedure for compressor replacement COMPRESSOR REPLACEMENT CAUTION Page R OUTINE MAINTENANCE R OUTINE MAINTENANCE (Continued) COOlING ONlY ROOM AIR CONDITIONERS: TROUBlESHOOTING TIPS Page Page Page Page HEAT PUMP TROUBlESHOOTING DISCHARGE TUBE 14 COIL LEFT Pilot TROUBlESHOOTING TOUCH TEST CHART: TO SERVICE REVERSING VAlVES Page Page Page Page Page DK / Drain Kit SB / Sub Base IDK / Internal Drain Kit Exterior Grilles Installa tion Accessories FIGURE 1 INSTALLATION INSTRUCTIONS FOR WSC SLEEVE 46 MOUNTING HARDWARE PROVIDED WALL PREPARATION: ITEM NO. DESCRIPTION QTY. 1 SCREW, #12A X 2 5 FIGURE 2 WARNING CUT/SEVER HAZARD MECHANICAL HAZARD CUT/SEVER HAZARD Page FIGURE A FIGURE B SIDE PROFILE OF WALL SLEEVE SEALING GASKET INSTALLATION INSTRUCTIONS WARNING INSTALLATION INSTRUCTIONS FOR INTERNAL DRAIN KIT (IDK) Page Page Page Page WALLMASTER THRU-THE-WALL AIR CONDITIONERS LIMITED WARRANTY FIRST YEAR SECOND THROUGH FIFTH YEAR