STEYR MOTORS Marine Engine 2012 Series, Service Manual

Page: 89 / 274

Engine
Z001138-1_2013-02-01 24/87
20. Put on tension gauge No. VR00515/0
between camshaft sprocket and tensioner,
as described under item 15, and read
measured value. Timing belt tension should
be
600 +/- 30 Nm
for a new timing belt.
NOTE:
In case of used belt adjust timing belt
tension should be
520 +/- 30 Nm.
NOTE:
If timing belt tension does not
correspond to desired value, loosen the
tensioner and repeat adjustment according to
instructions under item 15 to 20.
In this case, a re-positioning of the camshaft
sprocket may be required.
21. Turn crankshaft further 2 turns, and at
second turn fix crankshaft in TDC position
(cylinder 1; in TDC with locking pin in crank
shaft in TDC position (cylinder 1; in TDC).
See chapter 01.00.01. With crank shaft in
locked position, the plunger guide stroke of
the unit injector at first cylinder should
show the following value on the dial gauge:
Index value of engine timing 3.59 mm +/-
0,02 mm
(plunger guide stroke - unit
injector)
NOTE:
If the index value of engine timing
should not correspond to the specifically value,
follow the instructions as per item 25.