Bosch CFB 840 Control Unit Manuals

Bosch CFB 840 Control Unit Manuals

Manuals and User Guides for Bosch CFB 840 Control Unit. We have 1 Bosch CFB 840 Control Unit manual available for free PDF download: Servicing Instructions

Bosch CFB 840 Servicing Instructions

Bosch CFB 840 Servicing Instructions (56 pages)

Brand: Bosch | Category: Control Unit | Size: 2 MB

Table of Contents

Table of Contents
2
1 Key to Symbols and Safety Instructions

4
- Key to Symbols
  4
- Safety Regulations
  4
2 Product Information

4
- Determined Use
  4
- EU Declaration of Conformity
  4
- Notes on Commissioning
  5
- Cleaning the Control Unit
  5
- Product Description
  5
- Scope of Supply
  5
- Technical Data
  5
- Controller CFB 840
  5
- FM442/CMM 920 Function Module
  5
3 Setting Instructions

5
4 Controls and Programming Unit

7
- Control Unit Controls
  7
- Programmer Programming Unit
  8
5 Modules and Their Function

9
6 Commissioning

12
7 Settings

15
8 General Specification Data

16
- Minimum Outside Temperature
  17
- Type of Building
  18
- Summer/Wintertime Changeover
  18
- Remote Adjust
  19
- Manual Fault Message Control
  19
- Automatic Maint. Message
  19
- Module Selection
  20
9 Boiler Parameters

20
10 Heating Circuit Data

24
11 DHW Data

35
- Select Domestic Hot Water
  35
- Setting the Temperature Range
  35
- Selecting Switching Optimisation
  36
- Selecting Residual Heat Use
  36
- Setting Hysteresis
  36
- Raising the Boiler Temperature
  37
- External Fault Indication (WF1/WF2)
  37
- External Contact (WF1/WF3)
  37
- Thermal Disinfection
  38
- Setting Thermal Disinfection
  38
- Setting the Temperature
  38
- Setting the Weekday
  39
- Setting the Time
  39
- Setting Range Daily Heat-Up
  39
- DHW Circulation Pump
  40
- Selecting the DHW Circulation Pump
  40
- Setting Intervals
  40
12 Special Parameter

41
13 Heating Curve

41
14 Relay Test 2

41
15 Carrying out an LCD Test

41
16 Fault Log

42
17 Monitor Data

42
- Boiler Monitor Data
  42
- Heating Circuit Monitor Data
  43
- DHW Monitor Data
  44
18 Display Version

44
19 Selecting the Control Unit

44
20 Reset

45
21 Environment / Disposal

45
22 Faults and Fault Remediation

46
23 Appendix

48
- Sensor Curves
  48
- Setting Specific Boiler Data
  50
- Keyword Index
  51

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