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Fuel Fired Booster Heater > < Electric Booster Heater

Focus 1999 (08.1998-12.2004)

Auxiliary Heating - Booster Heater Focus 1999 (08/1998-12/2004)
Disassembly and Assembly

Disassembly
  1. Remove the water cooling jacket cover.

  1. Remove the combustion air blower motor cover.

  1. Detach the overheat sensor and the temperature sensor from the water cooling jacket.
    • Discard the O-ring seals.

  1. Remove the electronic control unit retaining bolts.

  1. Remove the combustion air blower motor cover.

  1. Remove the electronic control unit.
    • Disconnect the internal electrical connector.

  1. Disconnect the cables from the booster heater electrical connectors (Flame sensor and glow plug shown removed for clarity).

  1. Remove the glow plug.

  1. Remove the adapter.

  1. Remove the flame sensor.

  1. Remove the combustion air blower motor.
    • Discard the gasket.

  1. Remove the combustion chamber.
    • Discard the gasket.

  1. Using a suitable screwdriver, remove the heat exchanger.
    • Discard the O-ring seal.

Assembly

  1. NOTE:
    NOTE:Install new O-ring seals and gaskets.
    NOTE:
    NOTE:Lubricate the O-ring seals with coolant before installation.
    To assemble, reverse the disassembly procedure.

Fuel Fired Booster Heater > < Electric Booster Heater