64 51 001Cleaning evaporator

Special tools required:

Warning!

When handling cleaning agent, observe following protective measures:

Wear protective rubber gloves and protective goggles.

If cleaning agent comes into contact with eyes or skin, wash immediately with lots of water.


Important!
To avoid dirtying vehicle interior:

  • Close all vents.
  • Switch heating and air conditioning unit to air recirculation function.
  • Cover carpet in working area.
Note:

For information on cleaning agent and rinsing again, refer to Service Information.

For information about the special tool, see Service Information (bulletin) 01 16 04 (127).


Recycling:

Carry out the cleaning operation in a suitable washing bay as the emerging cleaning agent escapes through the drain openings in the transmission tunnel.

 

After completing cleaning, allow car to drip-dry for approx. 5 minutes.


Necessary preliminary tasks:

Important!

On right hand drive vehicle, use special tool 64 1 270 !


Connect special tool 64 1 260 (spray lance) to spray pistol (2).

Insert spray lance 64 1 260 into fresh-air duct through opening (1).

By moving the spraying lance (1) back and forth in direction of arrow, uniformly apply the cleaning agent to the evaporator.

Schematic diagram of spray lance 64 1 260 on removed and cut-open heating and air-conditioning unit:

Apply cleaning agent uniformly to evaporator by carefully moving spray lance back and forth in direction of arrow.

Note:

Set heating - A/C system to footwell ventilation and fresh-air mode. Open side windows/doors.

Start the vehicle and let the heating and air conditioning system run for approx. 5 minutes at maximum blower output.

In order to eliminate the last remnants of cleaning agent, repeat this process shortly before handover to the customer.


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