Friedrich
WS10B10
service manual
Troubleshooting
Install
Error codes
To set the timer
Dimension
Maintenance
Problem
To adjust fan speed
Single Phase Resistance Test
High Temperatures
Page 43
WALLMASTER WIRING DIAGRAM
ELECTRONIC CONTROL
COOL ONLY MODELS
42
Page 42
Page 44
Image 43
Page 42
Page 44
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
Fire Hazard
Electrical Data
Plug/Outlet/Circuit Rating
Electric Shock Hazard
To activate Smart FanWY/WE heat-cool models
To adjust fan speed
Electronic Control Operation
To activate Smart FanWS cool-only models
Checking Room Temperature
To set the timer
To Activate Money Saver WY/WE models
To adjust temperature
To set mode of operation
To start unit
Automatic component protection
Error Code Mode
Testing the Electronic Control
Electronic Control Panel
E7 Motor Operation E9 Heat Pump Failure
Error Codes Listing for WS Models
Error Codes Listing for WE/WY Models
Reboot the Control Panel
FAN Motor Test
Components Testing
Coil Sensors
FAN Motor
Capacitor Check with Capacitor Analyzer
Capacitors
Heating Element
Drain PAN Valve
Refrigeration System Sequence of Operation
Refrigeration system under high pressure
410A Sealed System Repair Considerations
Risk of Electric Shock
410A Sealed Refrigeration System Repairs
Equipment Required
Equipment Must be Capable
Burn Hazard
Method Of Charging / Repairs
Freeze Hazard
Overcharged Refrigerant Systems
Undercharged Refrigerant Systems
Restricted Refrigerant System
Capillary Tube Systems
Hermetic Components Check
Metering Device
Check Valve
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 Valve
Explosion Hazard
Compressor Checks
Ground Test
Single Phase Resistance Test
Recommended procedure for compressor replacement
Compressor Replacement
High Temperatures
Rotary Compressor Special Troubleshooting and Service
Routine Maintenance
Front Cover
Sleeve / Drain
Clearances
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 Cooling
Problem
System Cools When Heating is Desired
Electrical Troubleshooting Chart Heat Pump
YES
Malfunction of Valve
Normal Function of Valve
Page
Page
Page
Installation Accessories
Wall Preparation
Mounting Hardware Provided
Description 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
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