Operation Manual

Job Card No.:
Engine:
Filing No.:
Engine Timing
0178-10-10 2070
04.06.01 Page 3 of 4
S/BV 6/8/9 M 628
© 0592
● Screw guide arbour with its long grub screw end
into camshaft at engine driving end.
● Carefully introduce camshaft through bearing
bushes with guide arbour.
● Rotate camshaft with gear until ”R” mark or resp.
notch (3) on gear (1) coincides with mark on
timing chest sealing surface.
● Mesh gear with idler gear.
● Screw off guide arbour.
● nsert dowel pin (10) and position guide roller (7)
with guide plate (6).
● Screw in hex. bolt (11) together with locking plate
(12).
● Tighten hex. bolt (11) and secure with locking
plate (12).
● Fit cover (14) with new gasket (8).
● Tighten hex. bolts (9).
● Tighten hex. nuts (13) according to specification,
section 3.5, line 61.
● Measure backlash of gear, job card 04.08.01.
Finishing Work
● Fit cover with rotary starting air distributor and
new gasket as per job card 10.02.01.
● Release lower valve gear, job card 04.02.01.
● Fit rocker arms, job card 01.02.02.
● Adjust valve clearance, job card 01.01.01.
● Check valve timing, job card 04.06.02.
● Fit rocker chamber cover.
● If removed, refit injection pumps, job card
07.04.01.
● If removed, refit crankcase cover in the camshaft
area with new gaskets; tighten hex. bolts accor-
ding to specification, section 3.5, line 28.
Fig. 7 Camshaft drive gear marking
Fig. 8 Camshaft fixing "KGS"
© 50 642 1
© 50 521 2