Download Webasto DBW 46 Technical data

BBW 46 / DBW 46
8.
List of Contents
Servicing
8.1
8.2
8.3
8.4
8.5
8.6
General ...................................................................................................................................................801
Work on the Heater.................................................................................................................................801
Work on the Vehicle................................................................................................................................801
Heater Test Run .....................................................................................................................................801
Servicing .................................................................................................................................................801
Visual Inspections and Installation Regulations......................................................................................802
8.6.1
8.6.2
8.6.3
8.6.4
8.6.5
8.6.6
8.7
Removal and Installation ........................................................................................................................808
8.7.1
8.7.2
8.7.3
8.7.4
8.7.5
8.7.6
8.7.7
8.7.8
8.8
Connection to the Vehicle Cooling System ..................................................................................802
Connection to Vehicle Fuel System..............................................................................................805
Dosing Pump ................................................................................................................................807
Fuel filter.......................................................................................................................................807
Combustion Air Supply .................................................................................................................807
Exhaust Line.................................................................................................................................807
Removal and Installation of Heater ..............................................................................................808
Replacement of Circulation Pump ................................................................................................808
Replacement of Temperature Limiter or Temperature Fuse ........................................................809
Replacement of Temperature Sensor ..........................................................................................809
Replacement of Combustion Air Fan............................................................................................809
Replacement of Flame Sensor .....................................................................................................809
Replacement of Glow Plug ...........................................................................................................809
Replacement of Felt Disk in Burner Head ....................................................................................809
First Operation ........................................................................................................................................810
8.8.1 Bleeding the Fuel Supply System.................................................................................................810
9.
Repair
9.1
General ...................................................................................................................................................901
9.1.1 Work on Components after Disassembly .....................................................................................901
9.1.2 Modification Procedures ...............................................................................................................901
9.2
Disassembly and Assembly....................................................................................................................902
9.2.1 Electrical Connections ..................................................................................................................902
9.2.2 Replacement of Temperature Limiter ...........................................................................................904
9.2.3 Replacement of Temperature Fuse..............................................................................................905
9.2.4 Replacement of Temperature Sensor ..........................................................................................905
9.2.5 Replacement of Flame Sensor .....................................................................................................905
9.2.6 Replacement of Circulation Pump ................................................................................................905
9.2.7 Replacement of Combustion Air Fan............................................................................................907
9.2.8 Replacement of Glow Plug ...........................................................................................................908
9.2.9 Replacement of Burner Head with Combustion Pipe ...................................................................909
9.2.10Disassembly of Heat Exchanger ..................................................................................................910
9.2.11Replacement of Felt Disk in Burner Head ....................................................................................911
10.
Packaging, Storage and Shipping
10.1 General .................................................................................................................................................1001
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