Remove/install refrigerant compressor belt pulley

AR83.55-P-7685DA

Remove/install refrigerant compressor belt pulley

28.8.08



Removing

 Danger!

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A

 Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

 Do not remove refrigerant compressor, do not open or evacuate refrigerant circuit. Remove/install the belt pulley when the engine is cold.

1

Raise vehicle

2

Remove lower engine compartment paneling

3

Remove poly-V belt

AR13.22-P-1202AL

4

Remove retaining ring (6) of belt pulley (2)

 With plastic belt pulleys, it is possible to insert a screwdriver under the circlip and to push forward. The belt pulley then breaks out of the groove and the circlip can be removed.

5

Loosen hub (1)

 Turn hub (1) counterclockwise.

 Counterholder

*112589074000

6

Remove hub (1)

7

Remove retaining ring (4) on refrigerant compressor shaft bearing

8

Remove belt pulley (2)

 Do not apply pulling force in an axial direction to the refrigerant compressor shaft.



Install

9

Place belt pulley (2) from parts kit on refrigerant compressor shaft

 Check number of grooves and diameter of belt pulleys.

10

Install retaining ring (4) on refrigerant compressor shaft bearing

 Install retaining ring (4) with flat side facing refrigerant compressor. Make sure that the retaining ring (4) is seated correctly (engaged).

11

Attach washer (3)

 The washer (3) must lie flat against the base.

12

Insert damper rubbers (5)

 Make sure that it is positioned correctly (picture 1, A). Position the damper rubbers (5) on the web and not in the cavities (picture 2, A).

13

Insert hub (1)

 Make sure that it is fitted at the correct position. The driver must engage in the cavities. Tighten clockwise until finger-tight; the hub (1) tightens automatically when in operation.

14

Install retaining ring (6) of belt pulley

 Use new retaining ring with rubber disk.

15

Install new poly-V belt

AR13.22-P-1202AL

16

Install lower engine compartment paneling