Repair Manual

10
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ENGINE AND LOWER ENGINE UNITS
RETIGHTENING OF THE CYLINDER HEAD SCREWS
The re tightening of the cylinder head screws
is performed:
- for new cars.upon revision at 800-1000
km;
- upon an engine checking which requires
dismounting of the cylinder head;
- after every 10 000 km.
To re tighten, loosen the screw (1) by 1/4
turns,then tighten as per required moment:
- 6,5 daNm at warm (50 min.after engine
stop);
- 5,5 daNm at cold.
Repeat this operation alos for the others
screws in the tightening order specified in the
figure.
After re tightening the screws ,adjust the
tilters.
ADJUSTMENT OF THE TILTERS
Before adjusting the tilters check the
tightening of the platform.
The tightening moment of the platform fixing
screws: 1,5 – 1,75 daNm.
When adjusting the tilters,the gear box shall
be in the dead point.
The adjustment of tilters is to be done as per
method of the completely opened valve.
Rotate the engine until the the outlet valve of
cylinder is completely opened and perform the
adjustemnt by means of the MOT 13 device,tilter
adjusting wrench.
- inlet valve at cylinder 3;
- outlet valve at cylinder 4.
DISMOUNTING - MOUNTING
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