Service manual
Table Of Contents
- TopPage
- SPECIFICATIONS
- EXPLANATION OF CIRCUIT AND OPERATION
- [1] BLOCK DIAGARM
- [2] FUNCTIONS
- 1. FREQUENCY CONTROL
- 2. OVER CURRENT PROTECTION
- 3. COMPRESSOR PROTECTION CONTROL
- 4. POWER TRANSISTOR MODULE PROTECTION
- 5. SERIAL SIGNALS
- 6. THERMISTOR OPEN OR SHORT
- 7. MISWIRING CHECK
- 8. SAFETY TIME
- 9. PUMP DOWN SWITCH
- 10. CONTROL OF COMPRESSOR OR AND EXPANSION VALVE
- 11. DEFROST OPERATION
- 12. Power factor module Output voltage
- [3] ACTIVE FILTER CIRCUIT
- [4] EXPLANATION OF IPM DRIVE CIRCUIT
- FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES
- REFRIGERATION CYCLE
- DISASSEMBLING PROCEDURE
- PartsGuide
- EndPage
PARTS LIST
MULITI SPLIT TYPE
ROOM AIR CONDITIONERS
(OUTDOOR UNIT)
MODEL
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
AEX3M18JR
AE-3XM18JR
HOW TO ORDER REPLACEMENT PARTS
To have your order filled promptly and correctly, please
furnish the following information.
1. MODEL NUMBER
2. REF. NO.
3. PART NO.
4. DESCRIPTION
PartsGuide
[1] OUTDOOR UNIT
[2] CONTROL BOARD UNIT PARTS
[3] IPM30A BOARD PARTS
[4] PACKING PARTS
INDEX
CONTENTS