15 - Engine
42 - Rocker and Fittings
24 - Tappet Cover
15 - 171 9823/0000-1 15 - 171
24 - Tappet Cover
Remove and Install
It is not necessary to remove the tappet covers
unless a new rocker cover is to be installed. It is
necessary to remove the tappet covers to measure
and adjust the valve clearances. Refer to Valve-
Adjust, Valve Clearances (PIL 15-30).
Remove
1. Make sure that the engine is safe to work on. If
the engine has been running, let it cool before
you start the service work.
2. Get access to the engine.
3. Clean the tappet covers and the adjacent areas
of the rocker cover. Refer to Engine - Clean.
Important: Make sure that the screws do not fall
into the engine.
4. Remove the tappet cover screws.
5. Keep the screws away from the engine.
6. Use a screwdriver in the slot to remove the tappet
covers. Make sure that dirt or debris does not fall
into the engine.
Figure 209.
A Screws
B Tappet covers
C Slot
D Rocker cover
E Tappet cover seals
Install
1. The installation procedure is the opposite of the
removal procedure. Additionally do the following
steps.
2. Inspect the tappet cover seals for signs of
damage. Replace any damaged seals.
3. Install the tappet covers. Tighten the screws to
the correct torque value.
Table 62. Torque Values
Item Nm
A 9
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