HATZ Diesel 4M42 - Manual (Page 81)

Pos. Designation
2 Adjusting screw
3 Feeler gauge
Procedure
Step Activity
1 Check the tappet clearance with the feeler gauge (3). For the
setting, see the chapter 4.1 Engine, page 22
2 If the tappet clearance needs to be corrected:
▪ Release the hex nut (1).
▪ Turn the adjustment screw (2) so the feeler gauge (3) can be
pulled through with a barely perceptible resistance after the
hex nut (1) is tightened again.
3 Repeat the above procedure for the entire valve area, taking
special care to use the described adjustment method.
4 Mount the cylinder head cover again:
▪ Always renew the gaskets.
▪ Use the fixing nuts for the cylinder head cover no more than
twice before renewing them.
▪ Tightening torque: 10 Nm.
5 Mount all covers.
NOTE:
▪ Under no circumstances is the engine permitted to be operat-
ed if not all covers are mounted.
6 After a brief trial run, check the cylinder head cover for tight-
ness.
8.2.13 Changing the oil filter
Safety notes
CAUTION
Danger of burns.
When working on the engine there is a danger of burns from hot
oil.
▪ Wear personal protective equipment (gloves).
▪ Collect the used oil and dispose of it according to local envi-
ronmental regulations.
2-4L41C, 2-4M41, 2-4M41Z, 4L42C, 4M42 Maintenance
HATZ Operator's Manual 81