□
1
List of Models ……………………… 6
□
2
Standard Specifications …………… 8
1. Principle of Oil Cooling Unit …………………… 8
2. List of Basic Performance/Specifications ……… 10
2-1.
Specifications (AKZ14A, 32A)
…………… 10
2-2. Specifications (AKZ43A) ………………… 12
2-3. Specifications (AKZ56A, 90A) …………… 14
3. Operating Limits ………………………………… 16
3-1. Operating Range ………………………… 16
3-2. Applicable Oil ……………………………… 16
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3
Wiring Diagrams ………………… 17
1. AKZ14A–43A (-C) (-T) …………………………… 17
2. AKZ14A–43A- (C) (T) 500 ……………………… 18
3. AKZ14A–43A-B …………………………………… 19
4. AKZ14A–43AB500 ……………………………… 20
5. AKZ14A–43A-H ………………………………… 21
6. AKZ14A–43AH500 ……………………………… 22
7. AKZ14A–43A-046 ………………………………… 23
8. AKZ14A–43A-048 ………………………………… 24
9. AKZ56A (-C) (-T) ………………………………… 25
10. AKZ56A- (C) (T) 500 …………………………… 26
11. AKZ56A-B ……………………………………… 27
12. AKZ56AB500 …………………………………… 28
13. AKZ56A-H ……………………………………… 29
14. AKZ56AH500 …………………………………… 30
15. AKZ56A-046 …………………………………… 31
16. AKZ56A-048 …………………………………… 32
17. AKZ90A (-C) (-T) ……………………………… 33
18. AKZ90A- (C) (T) 500 …………………………… 34
19. AKZ90A-B ……………………………………… 35
20. AKZ90AB500 …………………………………… 36
21. AKZ90A-H ……………………………………… 37
22. AKZ90AH500 …………………………………… 38
23. AKZ90A-046 …………………………………… 39
24. AKZ90A-048 …………………………………… 40
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4
Piping Diagrams ………………… 42
1. AKZ14A–43A (-B) (-C) (-046) (-048) (-500) …… 42
2. AKZ14A–43A-H, AKZ14A–43AH500 ………… 44
3. AKZ14A–43A-T, AKZ14A–43AT500 …………… 46
4. AKZ56A/90A (-B) (-C) (-046) (-048) (-500) …… 48
5. AKZ56A/90A-H, AKZ56A/90AH500 …………… 50
6. AKZ56A/90A-T, AKZ56A/90AT500……………… 52
7. Layout of Functional Parts ……………………… 54
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5
Control Panel ……………………… 58
1. Name and Function of Each Part ……………… 58
2. Operation Procedure by Mode ………………… 60
2-1. Normal mode ……………………………… 60
2-2. Operation Setting Mode ………………… 61
2-3. Monitor Mode ……………………………… 63
2-4. Timer Setting Mode ……………………… 63
2-5. Operation Lock Mode …………………… 63
2-6. Parameter Setting Mode ………………… 64
2-7. Auto Tuning Mode ………………………… 72
□
6
Functions ………………………… 74
1. Operation Flowchart ……………………………… 74
2. Functions ………………………………………… 75
3. List of Alarms/Warnings ………………………… 78
□
7
Troubleshooting ………………… 79
1. Troubleshooting According to Symptoms ……… 79
2. Equipment Data checking Procedure ………… 81
3. Troubleshooting According to Alarm Code …… 82
3-1. Control Panel Operation Procedure …… 82
3-2. List of Alarm Code ……………………… 84
3-3. Troubleshooting Flowchart ……………… 86
3-4. List of warning codes ………………… 111
3-5. Troubleshooting Flowchart …………… 112
4. Check …………………………………………… 116
OIL COOLING UNIT(MODEL 10) Service Manual
1
List of
Models
Standard
Specifications
Wiring
Diagrams
Piping
Diagrams
Control
Panel
Functions
Troubleshooting
Disassembling
Procedure
Replacement
Procedure
Miscellaneous
Reference Data
00_PB00540A_M10.indb 1 2023/08/09 12:58:50
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