ar0320a3000a

Replace front crankshaft radial sealing ring

Type ar · topic 03.20 · version 0101 · 2006-08-07

Applies to: ENGINE 457.939 /945 /946 /949 in MODEL NAB372.124 ENGINE 457.939 /945 in MODEL NAB372.317

Where it sits

Function group 1 Engine › 03 Crank assembly › 03.20 Crankshaft — Series 372 (models 124, 317)

EinPAS 15 Engine › 15.15 Combustion engine, complete/engine housing/crank assembly › 15.15.41 Crankshaft/flywheel/drive plate — Series 372 (models 124, 317)

Also applies to engines/gearboxes: 457 939, 457 945, 457 946, 457 949

AR03.20-A-3000A

Replace front crankshaft radial sealing ring

19.7.06

ENGINE 457.939 /945 /946 /949 in MODEL NAB372.124

ENGINE 457.939 /945 in MODEL NAB372.317

Replace front crankshaft radial sealing ring

A03.20-0002-02

1 Radial sealing ring

2 Drift

Removing

1

Open left rear maintenance flap

2

Disconnect ground cable on battery

3

Remove engine compartment flap below last row of seats

4

Remove transmission

5

Remove torque converter

Automatic transmission vehicles only

6

Remove flywheel

AR03.30-A-8002A

7

Remove radial sealing ring (1)

Press radial sealing ring (1) out of timing case using a lever

Checking

8

Inspect race on flywheel for wear and grooves caused by radial sealing ring (1)

If no race is installed on the crankshaft or if the race is damaged, install or replace race:

Remove/install race on flywheel

AR03.30-A-8350A

Install

9

Install radial sealing ring (1)

Replace radial sealing ring (1) pack space between dust and sealing lip half-full with universal grease.

Insert radial sealing ring (1) into drift (2) and knock it into the timing case with a plastic mallet. When doing this, the hole in the drift (2) must fit exactly into the straight pin of the crankshaft.

*403589041500

10

Install flywheel

AR03.30-A-8002A

11

Install torque converter

Automatic transmission vehicles only

12

Install transmission

13

Install engine compartment flap below the last seat row

14

Connect ground cable to battery

15

Close left rear service flap

Replace front crankshaft radial sealing ring

Drift

403 589 04 15 00

Referenced documents