Bosch 47-311-85 Manuals

Manuals and User Guides for Bosch 47-311-85. We have 1 Bosch 47-311-85 manual available for free PDF download: Installation, Commissioning And Servicing Instructions

Bosch 47-311-85 Installation, Commissioning And Servicing Instructions (76 pages)

WALL HUNG RSF GAS-FIRED CONDENSING COMBINATION BOILER FOR SEALED CENTRAL HEATING SYSTEMS AND MAINS FED DOMESTIC HOT WATER

Brand: Bosch | Category: Boiler | Size: 15 MB

Table of Contents
2
Key to Symbols and Safety Instructions
3
Explanation of Symbols
3
Warning Symbols
3
Additional Symbols
3
Safety Precautions
4
Fitting and Modifications
4
Installation Regulations
4
Boiler Features and Checklist
5
Appliance Information
6
Appliance
6
Standard Package
6
Technical Data
7
Layout
8
Pre-Installation
11
Cleaning Primary Systems
11
Mains Supply
12
Electrical Supply
12
Gas Supply
12
Water Supply
12
Water Systems and Pipe Work
13
Condensate Pipe Work
14
Internal Connections
14
Condensate Pump
14
External Connections
15
Condensate Soak Away
16
Pressure Relief Pipe Work
16
Boiler Location and Clearances
17
Installation
17
Servicing Clearances - Ventilated Compartments
17
Compartments
17
Bathrooms
17
Boiler Clearances - Unventilated Compartments
18
Unventilated Compartments - Installation Clearances
18
Plumbing Manifold
19
Connections
19
Flue Options
20
Flue Lengths
20
Flue Terminal Positions
22
Plume Management Terminal Positions
23
Installation
24
Unpacking Wall Frame & Ancillary Items
24
Important Handling Instructions
24
Wall Mounting Template & Flue Opening
25
Unpacking the Appliance
26
Boiler Connections
27
Hanging the Boiler
28
Expansion Vessel Connection
28
Pressure Relief Connections
28
Flue Installation
29
Measuring the Flue (Standard Flue)
29
Reducing the Telescopic Flue Length
29
Installing the Telescopic Flue
30
Additional Notes and Reminders
30
Flue Terminal Plume Re-Direction
31
Re-Directing the Flue Discharge
31
Condensate Connection
32
Electrical
33
Access to Electrical Connections
33
New Complete System Installations
34
Existing Installations
35
Programmable Thermostat
35
Commissioning
36
Converting to Low Nox
36
Pre-Commissioning Checks
37
Filling the System
38
Water Treatment
38
Starting the Appliance
39
Commissioning
40
Checking the Gas Inlet Pressure
40
Checking the Gas Rate
41
Domestic Hot Water
41
Finishing Commissioning
42
Replace Outer Casing
42
Fitting the Fascia Flap
42
Installing the Bottom Panel
42
Handover
42
Service and Spares
43
Inspection and Service
43
Check the Gas Inlet Pressure
44
Check the Flue Integrity
44
Fan Pressure Test
45
Setting the Boiler to Maximum
45
Flue Gas Analysis
46
Combustion Test
46
Setting the Air/Gas Ratio
47
Setting the CO/CO2
47
Cleaning the Heat Exchanger
48
Burner Removal
49
Baffle Removal
49
Replacement of Parts
51
Removing Outer Case
51
Primary Sensor (CH NTC)
51
Overheat Thermostat
51
Flue Overheat Thermostat (with Grommet)
52
Moving Controls to Service Position
52
Gas Valve
53
Air/Gas Manifold and Fan Assembly
53
Fan
54
Flap Valve Assembly
54
Electrode Assembly and Burner
55
Heat Exchanger
55
Access to Boiler Control Components
57
PCB Fuse
57
Transformer/Pcb
57
Refitting the Control Board Cover
57
Replacing Controls
58
Syphon Removal
59
Diverter Valve Motor
59
Diverter Valve
59
Auto Air Vent
60
DHW Temperature Sensor (NTC)
60
Pump Head
60
Flow Sensor, Flow Restrictor Housing and Filter
61
Flow Regulator
61
Drain Tap
61
Pressure Gauge
61
Hydraulic Block Removal
62
Pressure Relief Valve
62
DHW Pressure Relief Valve
63
DHW Plate Heat Exchanger
63
Bypass Valve
63
Expansion Vessel
64
Short Parts List
65
Fault Finding and Diagnosis
67
Fault Finding
67
Circuit Diagram
69
Central Heating Function
70
Preheat and DHW Function
71
Protection Function
72
Pump Antiseize Function
72

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Bosch 47-311-85 Installation, Commissioning And Servicing Instructions (76 pages)

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