Replace rear radial shaft sealing ring

AR03.20-P-3003MNM

Replace rear radial shaft sealing ring

18.02.2020

Engine

177 in model 217, 222

1

Bolts

2

Radial shaft sealing ring

3

Cover

 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

 Caution

Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil

Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.

AS18.00-Z-0001-01A



Remove

1

Remove flywheel

AR03.30-P-8002MNM

2

Remove bolt (1)

3

Remove radial shaft sealing ring (2) with cap (3)

 The radial shaft sealing ring (2) and the cap (3) can only be removed together.



Clean

4

Clean sealing surface on crankcase and oil pan

AR01.00-P-0050-01A

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 (400 ml) cleaning spray

*BR00.45-Z-1046-04A



Install

5

Moisten sealing lip of new radial shaft sealing ring (2) with engine oil



Specified engine oils (service) - Overview

BB00.40-P-0223-02A

6

Apply sealant to new cap (3)

Notes on distribution of sealant on crankcase end cover

AH01.40-P-1000-09MNA

Sealant, Loctite 5970, 50 ml

*BR00.45-Z-1013-01A

7

Position insertion tool on crankshaft

 Insertion tool

*273589004300

8

Install new radial shaft sealing ring (2) and new cap using insertion tool (3)

 Insertion tool

*273589004300

9

Remove insertion tool

 Insertion tool

*273589004300

10

Tighten new screws/bolts (1)

Topical note

Notes on threaded connections with aluminum screws/bolts

AH00.00-P-0006-01RM

Topical note

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

AH00.00-P-0020-01A

 Screw/bolt, rear of bottom half of crankcase to crankcase/oil pan

*BA01.40-P-1002-01ZA

11

Install flywheel

AR03.30-P-8002MNM

 Only install upper engine cover and lower engine compartment paneling after the performing a leak test.

12

Check engine oil level and correct



AP18.00-P-1812DKI

 Crankcase, timing case cover, end cover

Number

Designation

Engine 177

BA01.40-P-1002-01ZA

Screw/bolt, rear of bottom half of crankcase to crankcase/oil pan

Aluminum screw/bolt

Stage 1

Nm

2

Stage 2

°

45

Steel screw/bolt

Nm

9

Repair materials

Number

Designation

Order number

BR00.45-Z-1013-01A

Sealant, Loctite 5970, 50 ml

A 003 989 98 20 10

BR00.45-Z-1038-04A

Loctite 7200

Henkel AG & Co. KGaA
http://www.loctite.de

BR00.45-Z-1046-04A

Loctite 7063 (400 ml) cleaning spray

A 001 986 71 71 09