Contents
WallMaster Thru-the-Wall
Service & Parts Manual
Power
TABLE OF CONTENTS
LIMITED WARRANTY
WALLMASTER≤ THRU-THE-WALLAIR CONDITIONERS
FIRST YEAR
SECOND THROUGH FIFTH YEAR
ROUTINE MAINTENANCE
FRIEDRICH ROOM MODEL NUMBER CODE
RAC SERIAL NUMBER IDENTIFICATION GUIDE
W S 08 B 1 0 B
00001
PERFORMANCE DATA
Installation Information
Sleeve Dimensions
Energy
ELECTRICAL DATA
ELECTRIC SHOCK HAZARD
FUNCTIONAL COMPONENTS
A. Mechanical components
B. Electrical components
C. Hermetic components
TESTING THE ELECTRONIC CONTROL
Figure 6 System Control Panel
Figure 8 System Control Switch
Indoor temperature will be displayed by pressing
SYSTEM CONTROL SWITCH
SYSTEM CONTROL SWITCH - TEST
REFRIGERATION SYSTEM SEQUENCE OF OPERATION
Refrigerant System Components
SEALED REFRIGERATION SYSTEM REPAIRS
HERMETIC COMPONENT REPLACEMENT
EQUIPMENT REQUIRED
EQUIPMENT MUST BE CAPABLE OF
TROUBLESHOOTING AND SERVICE
ROTARY COMPRESSOR SPECIAL
REFRIGERANT CHARGE
POSSIBLE CAUSES
CORRECTIONS
complete
reversal
Problem
Problem
Problem
Possible Cause
Replace fuse, reset breaker. If repeats, check
Overload inoperative. Opens too
Sublimation
Disconnect power to unit. Remove resistor
Incorrect wiring
WIRING DIAGRAM MODELS WS08B10A-C, WS10B10A-C
WS14B10A-C, WS10B30A-C,WS13B30C
WIRING DIAGRAM MODELS WS16B30A-C
WIRING DIAGRAM MODELS WE10B33A-B, WE13B33B-B
WIRING DIAGRAM MODELS WE16B33A-B
WIRING DIAGRAM MODELS WY10B33A-B, WY13B33A-B
WS, WE & WY SERIES CHASSIS PARTS
WALLMASTER PARTS
WALLMASTER PARTS
DESCRIPTION
WS - WE - WY SERIES SLEEVE PARTS
WS, WE & WY SERIES SLEEVE PARTS
Friedrich Air Conditioning Co
Post Office Box 1540 San Antonio, Texas
4200 N. Pan Am Expressway San Antonio, Texas
WM-Svc-Prts-07