Remove/install rear vacuum cell

AR09.40-S-0015EA

Remove/install rear vacuum cell

13.09.2019

Engine

654.9 in model 447

1

Vacuum cell

5

Screw

1.1

Pull rod

6

Oil feed line

2

Retaining ring

7

Vacuum hose

3

Relay lever

8

Heat shield

4

Nuts

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

 

Remove/install

1

Remove heat shield (8).

AR49.10-S-6945EA

2

Remove retaining ring (2) with a suitable tool and detach pull rod (1.1) from the relay lever (3).

3

Remove nuts(4).

 Nut, rear vacuum cell to low-pressure exhaust gas turbocharger

*BA09.40-N-1015-02EA

4

Loosen screw (5) of the oil feed line (6).

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A

 Screw, oil feed line to low-pressure exhaust gas turbocharger

*BA09.40-N-1005-02EA

5

Press oil feed line (6) toward the rear slightly in the direction of the arrow (arrow A) and remove vacuum cell (1) until the vacuum hose (7) is accessible.

 WIS Service Media
wsm://04_ 201901_02

6

Disconnect vacuum hose (7) from the vacuum cell (1) and remove vacuum cell (1).

7

Seal openings with suitable stop plug.

 Record plug

*129589009100

8

Install in the reverse order.

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

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

AS00.00-Z-0005-01A

9

Perform engine test run.

 Turbocharger

Number

Designation

Engine 654.9 in model 447

BA09.40-N-1005-02EA

Screw, oil feed line to low-pressure exhaust gas turbocharger

Stage 1

Nm

8

Stage 2

°

30

 Turbocharger

Number

Designation

Engine 654.9 in model 447

BA09.40-N-1015-02EA

Nut, rear vacuum cell to low-pressure exhaust gas turbocharger

Nm

8