Thru-the-wall | Friedrich WS10B10 instruction

Service Manual

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Thru-the-wall

Air Conditioners and Heat Pumps

WallMaster

	T
	emperature
	Cooler		Warmer
			Warmer
	Cool	Power	Heat
			Heat
	Fan	Fan
		Fan	Money
	Only		Money
	Only	Speed
	Timer	Speed	Saver	®
			Saver	®

	Operation
	Start	Stop	Set Hr.
			Set Hr.

WallMaster® R-410A Models

Cool Only

115-Volt: WS08C10A, WS10C10A, WS12C10A

230-Volt: WS10C30A, WS13C30A, WS15C30A

Cool with Electric Heat

115-Volt: WE10C33A, WE13C33A, WE15C33A

Heat Pump with Electric Heat Back Up

230-Volt: WY09C33A, WY12C33A

WM-ServMan (4-10)

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Friedrich WS10B10 service manual Thru-the-wall

Contents

Thru-the-wall Table Of Contents Your safety and the safety of others are very important Important Safety Information Refrigeration System Hazards Property Damage Hazards Introduction Friedrich wallmaster Model Number Code Performance Data Sleeve / Chassis Dimensions Plug/Outlet/Circuit Rating Electrical DataElectric Shock Hazard Fire Hazard Electronic Control Operation To adjust fan speedTo activate Smart FanWS cool-only models To activate Smart FanWY/WE heat-cool models Checking Room Temperature To set the timerTo Activate Money Saver WY/WE models To adjust temperature To set mode of operationTo start unit Testing the Electronic Control Error Code ModeElectronic Control Panel Automatic component protection Error Codes Listing for WE/WY Models Error Codes Listing for WS ModelsReboot the Control Panel E7 Motor Operation E9 Heat Pump Failure Coil Sensors Components TestingFAN Motor FAN Motor Test Heating Element CapacitorsDrain PAN Valve Capacitor Check with Capacitor Analyzer Refrigeration System Sequence of Operation Refrigeration system under high pressure 410A Sealed System Repair Considerations Equipment Required 410A Sealed Refrigeration System RepairsEquipment Must be Capable Risk of Electric Shock Burn Hazard Method Of Charging / RepairsFreeze Hazard Overcharged Refrigerant Systems Undercharged Refrigerant Systems Restricted Refrigerant System Metering Device Hermetic Components CheckCheck Valve Capillary Tube Systems POSITION, 4 Port Reversing Valve Reversing Valve DESCRIPTION/OPERATION Checking the Reversing Valve Testing the Coil Touch Test in Heating/Cooling Cycle Procedure For Changing Reversing ValveExplosion Hazard Compressor Checks Ground Test Single Phase Resistance Test Recommended procedure for compressor replacement Compressor ReplacementHigh Temperatures Rotary Compressor Special Troubleshooting and Service Routine Maintenance Front Cover Sleeve / DrainClearances Date Model Serial Room AIR Conditioner Unit Performance Test Data Sheet General 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 Troubleshooting Chart Heating Heat Pump Troubleshooting Chart CoolingProblem System Cools When Heating is Desired Electrical Troubleshooting Chart Heat PumpYES Malfunction of Valve Normal Function of ValvePage Page Page Installation Accessories Wall Preparation Mounting Hardware ProvidedDescription QTY MECHANICALCUT/SEVER Hazardhazard Installation Requirements MECHANICALCUT/SEVER Hazard Installation Instructions for Baffle Adapter KIT BAK CUT/SEVER WallMaster Thru-the-Wall Mechanical Hazard MECHANICALCUT/SEVER Hazard Installation Instructions Assembly & 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