SERVICE MANUAL
AE-X15PU
SA210AEX15PU/T
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
CHAPTER 1. SPECIFICATION
[1] SPECIFICATION............................................ 1-1
[2] EXTERNAL DIMENSION............................... 1-2
........ 1-2
[3] WIRING DIAGRM ..................................
CHAPTER 2. ELECTROIC CIRCUIT
[1] BLOCK DIAGRAMS...................................... 2-1
[2] MICROCOMPUTER CONTROL SYSTEM
....... 2-2
[3] FUNCTION ................................................... 2-6
[4] HOW TO OPERATE THE OUTDOOR
UNIT INDEPENDENTLY...............................3-5
[5] GENERAL TROUBLESHOOTING
CHART..........................................................3-6
[6] MALFUNCTION(PARTS) CHECK
METHOD.....................................................3-8
[7] OUTDOOR UNIT CHECK METHOD...........3-9
[8] TROUBLESHOOTING GUIDE....................3-12
CHAPTER 4. REFRIGERATION CYCLE
[1] SCHEMATIC DIAGRAM...............................4-1
[2] STANDARD CONDITION.............................4-1
CHAPTER 5. DISASSEMBLY PROCEDURE
[1] OUTDOOR UNIT..........................................5-1
[2] DISASSEMBLY OF CONTROL BOX...........5-4
Parts List
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CONTENTS
SPLIT TYPE
ROOM AIR CONDITIONER
(OUTDOOR UNIT)
AE-X15PU
MODEL
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.
CHAPTER 3. FUNCTION AND OPERATION
OF PROTECTIVE PROCEDURES
[1] PROTECTION DEVICE FUNCTIONS
AND OPERATIONS......................................3-1
[2] AIR CONDITIONER OPERATION IN
THERMISTOR ERROR................................3-3
[3] THERMISTOR TEMPERATURE CHARACT-
ERISTICS......................................................3-5
AE-X18PU
AE-X24PU
[9] CHART........................................................3-13
[4] TEMPERATURE AT EACH PART AND
PRESSURE IN 3-WAY VALVE.....................4-1
[3] CURRENT OF HEAT CONTROLLER..........4-1
CHAPTER 6. INSTALLATION MANUAL
.............6-1
[4] ELECTRICAL PARTS................................... 1-4
[5] FLOW CHART OF REFRIGERANT
CYCLE...........................................................4-3
[6] CHARACTERISTIC OF COOLING AND
HEATING OPERATION ...............................4-3
