AY-AP18CE AY-AP24CE
AH-AP18CE AH-AP24CE
AE-A18CE
AE-A24CE
AU-A18CE
AU-A24CE
1
INDOOR UNIT
AH-AP18CE AY-AP18CE
AH-AP24CE AY-AP24CE
OUTDOOR UNIT
MODELS
SERVICE MANUAL
S7222AYAP24CE
SHARP CORPORATION
In the interests of user-safety (Required by safety regulations in some
countries) the set should be restored to its original condition and only
parts identical to those specified should be used.
SPLIT SYSTEM
ROOM AIR CONDITIONERS
AU-A18CE AE-A18CE
AU-A24CE AE-A24CE
TABLE OF CONTENTS
Page
SPECIFICATIONS ............................................................................................................................................. 2
EXTERNAL DIMENSIONS ............................................................................................................................... 4
WIRING DIAGRAMS ......................................................................................................................................... 5
ELECTRICAL PARTS ....................................................................................................................................... 9
MICROCOMPUTER CONTROL SYSTEM ..................................................................................................... 11
FUNCTIONS ................................................................................................................................................... 19
TROUBLESHOOTING GUIDE OF CONTROL CIRCUIT ................................................................................ 27
REFRIGERATION CYCLE .............................................................................................................................. 32
PERFORMANCE CURVES ............................................................................................................................ 34
REFRIGERANT PIPE INSTALLATION WORKS ............................................................................................. 35
DISASSEMBLING PROCEDURE ................................................................................................................... 37
REPLACEMENT PARTS LIST ........................................................................................................................ 46