Friedrich WS10B10 service manual Table Of Contents

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Table Of Contents
Important Safety Information	2-4
Introduction	4
WallMaster Model Number Code and Serial Number Identification	5
Performance Data / Sleeve and Chassis Dimensions	6
Electrical Data	7
How to Operate the Electronic WallMaster Room Air Conditioner	8-9
Remote Control	10
Electronic Control: Testing, Error Codes, Rebooting	11-12
Electronic Control Heat Pump Operation	13
Coil Sensors	13
Components Testing	13-14
Refrigeration System Sequence of Operation	15
R-410A Sealed System Repair Considerations	16
Sealed System Refrigeration Repairs / Charging	17-20
Hermetic Components Check	21
Reversing Valve Description/Operation	22
Testing the Coil and Reversing Valve	23-24
Compressor Checks	25-26
Compressor Replacement	27-28
Routine Maintenance	29-30
Performance Test Data Sheet	31
Troubleshooting	32-41
Wiring Diagrams	42-44
Installation Accessories	45
Installation Instructions for “WSD” Sleeve	46-47
Installation Instructions for Baffle Adapter Kit	48
Seal Gasket Installation Instructions	49
Installation Instructions for Internal Drain Kit (IDK)	50
Assembly and Installation Instructions for Drain Kit (DK)	51
Installation Instructions for Sub-Base	52
Installation Instructions for Architectural Grille Model AG-48-49	53-54
Warranty	55
Technical Assistance	56

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Contents Thru-the-wall Table Of Contents Important Safety Information Your safety and the safety of others are very importantRefrigeration System Hazards Introduction Property Damage HazardsFriedrich wallmaster Model Number Code Sleeve / Chassis Dimensions Performance DataElectric Shock Hazard Electrical DataPlug/Outlet/Circuit Rating Fire HazardTo activate Smart FanWS cool-only models To adjust fan speedElectronic Control Operation To activate Smart FanWY/WE heat-cool modelsTo Activate Money Saver WY/WE models To set the timerChecking Room Temperature To start unit To set mode of operationTo adjust temperature Electronic Control Panel Error Code ModeTesting the Electronic Control Automatic component protectionReboot the Control Panel Error Codes Listing for WS ModelsError Codes Listing for WE/WY Models E7 Motor Operation E9 Heat Pump FailureFAN Motor Components TestingCoil Sensors FAN Motor TestDrain PAN Valve CapacitorsHeating Element Capacitor Check with Capacitor AnalyzerRefrigeration System Sequence of Operation 410A Sealed System Repair Considerations Refrigeration system under high pressureEquipment Must be Capable 410A Sealed Refrigeration System RepairsEquipment Required Risk of Electric ShockFreeze Hazard Method Of Charging / RepairsBurn Hazard Undercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Check Valve Hermetic Components CheckMetering Device Capillary Tube SystemsReversing Valve DESCRIPTION/OPERATION POSITION, 4 Port Reversing ValveTesting the Coil Checking the Reversing ValveExplosion Hazard Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle Compressor Checks Single Phase Resistance Test Ground TestHigh Temperatures Compressor ReplacementRecommended procedure for compressor replacement Rotary Compressor Special Troubleshooting and Service Routine Maintenance Clearances Sleeve / DrainFront Cover Room AIR Conditioner Unit Performance Test Data Sheet Date Model SerialGeneral Troubleshooting Tips General Troubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Possible Cause Possible Solution Problem Possible Cause Possible Action HEAT/COOL only Room AIR Conditioners Troubleshooting Tips Heat Pump Troubleshooting Problem Troubleshooting Chart CoolingTroubleshooting Chart Heating Heat Pump YES Electrical Troubleshooting Chart Heat PumpSystem Cools When Heating is Desired Normal Function of Valve Malfunction of ValvePage Page Page Installation Accessories Description QTY Mounting Hardware ProvidedWall Preparation Installation Requirements MECHANICALCUT/SEVER HazardhazardInstallation Instructions for Baffle Adapter KIT BAK MECHANICALCUT/SEVER HazardWallMaster Thru-the-Wall CUT/SEVERInstallation Instructions Mechanical Hazard MECHANICALCUT/SEVER HazardAssembly & Installation Instructions Installation Instructions Subbase for WS, WE & WY Models Installation Instructions Architectural Grille Model AG MECHANICALCUT/SEVER Hazard WALLMASTER≤ THRU-THE-WALL AIR Conditioners Limited Warranty Technical Support Contact Information Page Page Friedrich AIR Conditioning CO