Remove/install power steering pump

AR46.30-P-0500TX

Remove/install power steering pump

23.11.09

 

Remove/install

Danger!

Risk of injury to skin or eyes caused by hydraulic fluid spraying out under high pressure. Risk of poisoning caused by swallowing hydraulic fluid

Depressurize the hydraulic system completely before starting any work on the system. Wear protective clothing and safety glasses.

AS00.00-Z-0013-01A

 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



Before opening the hydraulic system of the power steering, thoroughly clean the area surrounding the separation point. Even minute particles of dirt, introduced into the hydraulic components, can result in malfunctions or damage to the power steering

1

Open engine hood and raise to vertical position

AR88.40-P-1000TX

2

Remove poly-V belt

AR13.20-P-0001TS

3

Remove front engine cover

4

Remove left engine intake air duct upstream of air filter

5

Extract oil from power steering reservoir (1)



*210589007100

6

Detach return line (3) from reservoir (1) of power steering

 Use a rag to clear up any escaping oil and seal the line connections using stop plugs .



*BA46.30-P-1006-01G



*129589009100

7

Undo screws (9) for front cover on cylinder head



*BA46.30-P-1016-01G

8

Release clip (10)

9

Remove reservoir (1) of power steering from power steering pump (2)

 Installation: Replace sealing ring.

10

Detach pressure line (4) of power steering from power steering pump (2), to do so undo banjo bolt (5)

 Collect oil which runs out with rags and seal line connections

 with stop plugs.



*129589009100

 Installation: Replace sealing ring.



*BA46.30-P-1001-01G

11

Detach plug (12) from power steering pump pressure regulator valve (Y10/1)

12

Detach power steering pump (2) from timing case cover; to do so, remove bolts (11)



*BA46.30-P-1011-01G

13

Raise vehicle

AR00.60-P-1000TX

14

Remove bolts (6), disconnect refrigerant compressor connector (A9x1) and remove refrigerant compressor (A9) from timing case cover and engine support

Engine 272

 Put down refrigerant compressor (A9) with pipe system connected towards the radiator.



*BA83.55-P-1001-01M

15

Detach ground line from power steering pump (2) by unscrewing bolt (7)



*BA46.30-P-1015-01G

16

Remove screw (8)



*BA46.30-P-1011-01G

17

Raise vehicle

AR00.60-P-1000TX

18

Take out power steering pump (2)

 On engine 273, take power steering pump (2) out upwards.

19

Install in the reverse order

20

Fill and bleed power steering pump (2)

AR46.30-P-0010TX

21

Check function of power steering and for leaks

Number

Designation

Model
219
with engine
272, 273

BA46.30-P-1001-01G

Banjo bolt, high pressure expansion hose to power steering pump

Nm

45

BA46.30-P-1006-01G

Clamp, hydraulic line to power steering pump reservoir

Nm

2

BA46.30-P-1011-01G

Bolt, power steering pump to timing case cover

M830

Nm

20

M834

Nm

35

BA46.30-P-1015-01G

Bolt, ground line to power steering pump

Nm

20

BA46.30-P-1016-01G

Oil reservoir on timing case

Nm

9

Number

Designation

Engine 272

Engine 273

BA83.55-P-1001-01M

Bolt, refrigerant compressor to timing case/crankcase/engine support

Nm

20

20