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Auxiliary heater -B4W/ D4W-, vehicles ??05.2000 > < Rules for cleanliness when working on the auxiliary heater and the fuel system

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Removing circulation pumpV55
Removing circulation pump -V55-
Special tools and workshop equipment required
   
t  Hose clamps, up to Ø 25 mm -3094-
  W00-0079
–  Clamp off coolant hoses using hose clamps to Ø 25 mm -3094-.
–  Loosen clip -4-.
  WARNING
There is a risk of burns.
When the engine is warm, the coolant temperature may exceed 100° C. The cooling system is pressurised.
Where necessary, reduce pressure and temperature before commencing repair work.
–  Pull coolant hoses off circulation pump -V55--2-.
–  Detach connector -1- from circulation pump -V55--2-.
–  Undo bolt -3-(8 ± 0.8 Nm) and remove circulation pump -V55--2-.
  N82-10447

Auxiliary heater -B4W/ D4W-, vehicles ??05.2000 > < Rules for cleanliness when working on the auxiliary heater and the fuel system