STEYR MOTORS Marine Engine 2012 Series, Service Manual

Page: 78 / 274

Engine
13/87 Z001138-1_2013-02-01
ATTENTION:
When putting on tension gauge No. VR00515/0,
consider the following:

The two stop trunnions
(ill.20/pos.2)should rest on the forehead
of timing belt and must not rest on the
back of timing belt

Put measuring bow onto tooth.

During measuring, completely push in
measuring bow and relax quickly.

When attaining the required timing belt tension,
tighten the Allen head screw SW 8 with torque
wrench to
45 Nm +/-4,
and hold up at the same
time with wrench SW32.
21. Remove locking pin from crank shaft.
22. Turn crankshaft 4 turns and stop at fourth
turn with a plunger guide stroke of unit
injector of approx. 3.30 mm (dial gauge
reading).
23. Then turn back crank shaft by a stroke
measurement of 0.5 mm on the dial gauge.
NOTE:
During above mentioned operation the
timing belt should run into place and a uniform
tension shall result for measuring of timing belt
tension.
6x