3-4L43C, 3-4M43, 3-4M43Z Maintenance
HATZ
69Manual
8.2.12 Checking and setting the tappet clearance
Safety notes
CAUTION
Danger of burns.
There is a danger of burns when working on a hot engine. Only
perform the settings while the engine is cold (10-30°C).
▪ Let the engine cool.
CAUTION
Damage from inadequate engine cooling.
Only operate the engine when all covers are installed.
Overview — Preparatory activities
Pos. Designation
1 Square opening
2 Hex nut
3 Cylinder head cover
Preparation — Adjusting the tappet clearance
Step Activity
1 On encapsulated engines, remove the hood of the capsule (see
chapter 5 Engine design, page 26).
2 Remove the hex nut (2) and remove the cylinder head cover (3).
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