Removing and installing pressure switch for A/C compressor

AR83.30-S-8000A

Removing and installing pressure switch for A/C compressor

12.7.10

 

Removal, installation

1

Empty air conditioning

 Installation: Recharge air conditioning, check for proper function and leakage.

AR83.30-S-1760A

2.1

Remove front grille

Engine 104.900

AR88.00-S-2115A

3.1

Remove air duct

Engine 104.900

4

Disconnect pressure switch connector (B21.1, B21.2)

5

Unscrew pressure switch (B21)



*BA83.30-N-1007-01A

6

Disconnect high/low pressure switch (B77.1) connector

7

Unscrew high/low pressure switch (B77)



*BA83.30-N-1008-01A

8

Reinstall in opposite order

9

Remove receiver/drier

AR83.30-S-6520A

10

Check air conditioning for proper function

 Allow engine to idle for approx.
4 minutes and check all component functions relevant for proper operation of the air conditioning.

Number

Designation

Model
638

BA83.30-N-1007-01A

Pressure switch in high pressure line condenser / receiver/drier

Nm

12

BA83.30-N-1008-01A

High/low pressure switch in high pressure line condenser/receiver/drier

Nm

12