Auxiliary heater, supplementary heater

Chapter overview

• Technical data
  1
• 1 Safety information
  1
• 1.1 Safety precautions during work on fuel system
  1
• 1.2 Safety precautions when working on vehicles with start/stop system
  1
• 1.4 Safety precautions when working on cooling system
  2
• 1.5 Safety precautions for working on vehicles with auxiliary/supplementary heater
  2
• 2 General information
  4
• 2.1 Type plates
  4
• 2.2 Starting conditions for auxiliary/supplementary heater
  5
• 3 Repair notes
  7
• 3.1 Rules for cleanliness
  7
• 3.2 General repair instructions
  7
• 3.3 Contact corrosion
  7
• 3.4 Nuts and bolts
  8
• 3.5 Routing and attachment of lines
  8
• Supplementary heating
  9
• 1 Auxiliary/supplementary heater
  9
• 1.1 Overview of fitting locations - auxiliary/supplementary heater
  9
• 1.2 Assembly overview - auxiliary/supplementary heater, internal
  11
• 1.3 Assembly overview - attachments of auxiliary/supplementary heater
  13
• 1.4 Removing and installing auxiliary/supplementary heater
  15
• 1.5 Dismantling and assembling auxiliary/supplementary heater
  18
• 1.6 Removing and installing air intake silencer
  21
• 1.7 Removing and installing circulation pump V55
  22
• 1.8 Removing and installing exhaust system
  24
• 1.9 Removing and installing auxiliary/supplementary heater bracket
  26
• 1.10 Removing and installing cover
  29
• 1.11 Removing and installing glow plug with flame monitor Q8
  31
• 1.12 Removing and installing temperature sensor G18 and overheating sensor G189
  31
• 1.13 Removing and installing auxiliary heater control unit J364
  33
• 1.14 Removing and installing combustion air blower V6
  33
• 1.15 Dismantling and assembling burner unit
  33
• 2 Coolant circuit with auxiliary/supplementary heater
  35
• 2.1 System overview - coolant circuit with auxiliary/supplementary heater
  35
• 2.2 Assembly overview - coolant circuit with auxiliary/supplementary heater
  37
• 2.3 Connection diagram - coolant hoses
  38
• 2.4 Removing and installing heater coolant shut-off valve N279
  38
• 3 Fuel supply
  42
• 3.1 Overview of fitting locations - fuel supply system
  42
• 3.2 Checking fuel delivery rate
  43
• 3.3 Removing and installing metering pump V54
  43
• 3.4 Removing and installing fuel line
  47
• 4 Regulation of auxiliary/supplementary heater
  53
• 5 Other controlling and regulating components
  54
• 5.1 Removing and installing ambient temperature sensor G17
  54
• 5.2 Removing and installing remote control receiver for auxiliary heater R64
  54
• 5.3 Functional description of remote control for auxiliary/supplementary heater
  55