Remove/install refrigerant compressor

AR83.55-Y-5300A

Remove/install refrigerant compressor

01.11.2019

Engine

400.950 in model 400.204/207/212/216/231

Engine

400.951 in model 400.216/241/243/262/281

Engine

400.954/956 in model 831.247

AC compressor and condenser removal and installation procedure

338

Electrical connection of AC compressor

339

AC compressor mounting bolts

340

AC compressor to condenser connecting inlet pipe

341

AC compressor to evaporator connecting outlet pipe

342

AC compressor pipe bracket mounting bolt

343

Condenser connecting pipe

344

Condenser to evaporator connecting pipe

359

Condenser

 Danger

Risk of explosion caused by welding or soldering work on closed air conditioning system. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with liquid refrigerant.

Never perform welding work on or near a closed air conditioning system. No smoking or open flames. Wear safety glasses and protective gloves. Work only in well ventilated areas. Carry out repair work on the air conditioning system circuit only after the system has been drained.

AS83.00-Z-0001-01A

 

Remove/install

1

Switch off ignition.

 Secure the vehicle to prevent it from rolling.

2

Remove AC compressor high and low pressure pipe mounting bolt.

 Disconnect electrical connection (388) of AC compressor.

 AC compressor high and low pressure pipe

*BA01.10-Y-1090-02B

3

Remove AC compressor mounting bolts (339) from mounting bracket.

 AC compressor to its bracket

*BA01.10-Y-1089-02B

4

Remove AC compressor to condenser connecting inlet pipe (340) and AC compressor to evaporator connecting outlet pipe (341) by removing the clamp bolts.

 AC compressor to condenser inlet pipe

*BA01.10-Y-1087-02B

 AC compressor to evaporator outlet pipe

*BA01.10-Y-1088-02B

5

Remove AC compressor pipe bracket by removing the bolt (342).

 AC compressor pipe and tighten the bracket bolt

*BA01.10-Y-1086-02B

6

Remove AC compressor from condenser connecting pipe.

7

Remove condenser to evaporator connecting pipe (344).

 Condenser to evaporator connecting pipe

*BA01.10-Y-1085-02B

8

Remove condenser (359) from charge air cooler.

 Condenser on charger air cooler

*BA01.10-Y-1084-02B

9

Install in the reverse order.

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1084-02B

Condenser on charger air cooler

Nm

25

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1085-02B

Condenser to evaporator connecting pipe

Nm

355

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1086-02B

AC compressor pipe and tighten the bracket bolt

Nm

253

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1087-02B

AC compressor to condenser inlet pipe

Nm

50

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1088-02B

AC compressor to evaporator outlet pipe

Nm

50

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1089-02B

AC compressor to its bracket

Nm

30

 Engine

Number

Designation

Engine 400.950/951 in model 400.204/207/212/216/231/241/243/262/281
Engine 400.954/956 in model 831.247

BA01.10-Y-1090-02B

AC compressor high and low pressure pipe

Nm

355