Hose/Line HVAC: Service and Repair

64 53 551 Removing And Installing/replacing Capacitor For The Heating And Air Conditioning System (N63)

Special tools required:







WARNING:
Danger of injury.
Refrigerant circuit is under high pressure.
Follow safety information for handling tetrafluorethane refrigerant.
Follow safety information for handling refrigerant fluid.
Avoid contact with refrigerant and refrigerant fluid.







IMPORTANT:
Risk of damage.
Restart engine only when air conditioning system has been correctly filled.
Follow notes for opening and replacing parts in refrigerant circuit.
If air conditioning system is opened for more than 24 hours: Replace desiccant insert for A/C system







Necessary preliminary work:
- Drain off air conditioning system
- Remove top front connection







Unclip fan cowl (1) at clamps (2) on left and right, feed out in upward direction and loosen from cooler package cover.







Release screws (1) on left and right from cover (3).
Tightening torque 17 10 1AZ.
Release screws (2) behind sealing lip.
Tightening torque 17 10 1AZ.
Lift out cover (3).







Release screws (1).
Tightening torque 64 53 3AZ.
Remove heating and air conditioning lines (2) in direction of arrow and place to one side.

Installation note:
Replace sealing rings.
Use special tool 00 9 030 to install sealing rings without damaging them.

Lift out capacitor (3).







After installation:
- Evacuate and fill heating and air conditioning system