Radial Seals In the Front Covers

PRECEDING WORK
Model 129: Open hood, raise to vertical position
Model 140: Radiator removed.

OVERVIEW





Only for right radial seal:
Viscous fan (20):
Remove
Install
Shield caps (11, 14 and 15)
Remove
Install (steps 2 and 3).
High voltage distributor (12) with holder (13)
Remove
Install (15-3010) (steps 4 and 5).
Distributor rotor (6), screw (5), and follower (4)
Remove
Install (steps 6 and 7).
Guard cover (2) and seals (3)
Remove
Fit on (step 8).
Radial seals (1)
Remove
Install (steps 9 to 12).


REMOVING, INSTALLING
1 Only for right radial seal: remove viscous fan





2 Pull shield cap (14) to the front, remove.
3 Unclip shield caps (11) and (15) at the side, remove.





4 Unscrew high voltage distributor (12) with ignition cables connected.
5 Remove screws (18), take off shield cap holder (13).

Installation Notes
Model 140: Clip cable of TDC sensors (L1/1) and (L1/2) into left and right holders (13).
Left holder (13): Clip oil lines (21) and (22) into holder (13) (arrow).
Model 129: Clip ignition cable 4 into right holder (13).
Model 129: Clip cable of TDC sensors (L1/1) and (L1/2) into left holder.





6 Unscrew distributor rotor (6) and remove. Tightening torque 2.5 Nm.
7 Remove screw (5) (Torx T30), take off follower (4).





Installation Note
The slot of the follower (4) must engage in the locating pin (arrow) in the camshaft. Tightening torque 16 Nm.

8 Remove guard cover (2) together with seal (3).





9 Press out radial seal (1) with a screwdriver.
Do not damage camshaft and mounting hole for radial seal.
Use a clean cloth as a base,





10 Fit insertion sleeve (7) 103 589 01 14 00 onto camshaft.
11 Coat sealing lip of radial seal with engine oil.
Do not use grease! Grease prevents the sealing lip of the radial seal transporting back the engine oil.





12 Fit radial seal (1) onto insertion sleeve (7) 103 589 01 14 00 and press in flush (arrows) with sleeve (8) (shop-made).
The radial seal (1) must be vertical relative to the camshaft (10) to achieve proper sealing.
13 Install in the reverse order, beginning with step 8.

TIGHTENING TORQUE






SPECIAL TOOLS












SHOP-MADE TOOL

Sleeve for pressing on radial seal in front cove: