Bosch AHUW146A2 Manuals

Manuals and User Guides for Bosch AHUW146A2. We have 1 Bosch AHUW146A2 manual available for free PDF download: Service Manual

Bosch AHUW146A2 Service Manual

Bosch AHUW146A2 Service Manual (42 pages)

Split Outdoor unit 230 V 1 N-/400 V 3 N-

Brand: Bosch | Category: Air Conditioner | Size: 15.79 MB

Table of Contents

1 Key to Symbols and Safety Instructions

2
2 Error Handling Instructions for Split Outdoor Unit

3
- Names of Units
  3
- List of Error Codes
  3
- Error Code 21
  4
- Error Diagnosis and Countermeasure Flow Chart
  5
- Error Code 22
  8
- Error Diagnosis and Countermeasure Flow Chart
  8
- Error Code 23
  8
- Error Diagnosis and Countermeasure Flow Chart
  11
- Error Code 26
  11
- Error Diagnosis and Countermeasure Flow Chart
  14
- Error Code 27
  14
- Error Diagnosis and Countermeasure Flow Chart
  17
- Error Code 29
  17
- Error Code 32
  17
- Error Diagnosis and Countermeasure Flow Chart
  20
- Error Code 35
  20
- Error Code 41, 44, 45, 46, 48
  20
- Error Diagnosis and Countermeasure Flow Chart
  21
- Error Code 43
  21
- Error Code 52
  21
- Error Code 53
  21
- Error Code 54
  22
- Error Code 60
  22
- Error Code 43
  24
- Error Code 61
  29
- 2.16.1 Error Diagnosis and Countermeasure Flow Chart
  29
- Error Code 62, 65
  30
- 2.17.1 Error Diagnosis and Countermeasure Flow Chart
  30
- Error Code 67
  32
- 2.18.1 Error Diagnosis and Countermeasure Flow Chart
  32
3 Check Compressor Resistances

34
4 Compressor Replacement

35
5 Check System Parameters

36
6 Electronic Expansion Valve

36
7 Fan Motor

38
8 Replacement Procedure for INV PCB

39
9 Other Pre - Checkings

41

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