Fujitsu ASU9RL Service Instruction

CONTENTS
1. SPECIFICATION
ASU9/12RL, AOU9/12RL..................................................................................................
2. DIMENSIONS
ASU9/12RL, AOU9/12RL..................................................................................................
3. REFRIGERANT SYSTEM DIAGRAM
ASU9/12RL, AOU9/12RL..................................................................................................
4. CIRCUIT DIAGRAM
ASU9/12RL, AOU9/12RL..................................................................................................
5. DESCRIPTION OF EACH CONTROL OPERATION
1. COOLING OPERATION................................................................................................
3. DRY OPERATION.........................................................................................................
2. HEATING OPERATION.................................................................................................
5. INDOOR FAN CONTROL..............................................................................................
4. AUTO CHANGEOVER OPERATION............................................................................
7. LOUVER CONTROL.....................................................................................................
6. OUTDOOR FAN CONTROL..........................................................................................
9. TIMER OPERATION CONTROL...................................................................................
8. COMPRESSOR CONTROL..........................................................................................
11. TEST OPERATION CONTROL...................................................................................
10. ELECTRONIC EXPANSION VALVE CONTROL........................................................
13. FOUR-WAY VALVE EXTENSION SELECT................................................................
12. PREVENT TO RESTART FOR 3 MINUTES ( 3 MINUTES ST ).................................
15. MANUAL AUTO OPERATION ( Indoor unit body operation ).....................................
14. AUTO RESTART.........................................................................................................
16. FORCED COOLING OPERATION..............................................................................
18. COIL DRY OPEARTION CONTROL...........................................................................
17. COMPRESSOR PREHEATING..................................................................................
19. DEFROST OPERATION CONTROL...........................................................................
21. MINIMUM HEAT OPERATION....................................................................................
20. OFF DEFROST OPERATION CONTROL...................................................................
01-01
02-01
03-01
04-01
05-01
05-02
05-03
05-04
05-05
05-07
05-08
05-09
05-10
05-12
05-12
05-12
05-12
05-13
05-13
05-13
05-13
05-14
05-16
05-16
22. VARIOUS PROTECTIONS.......................................................................................... 05-17
05-12

Fujitsu ASU9RL Specifications

General

Brand	Fujitsu
Model	ASU9RL
Category	Air Conditioner
Language	English