MOTO GUZZI V1000 G5 Workshop Manual page 59

77
• Lock the engine sprocket retaining ring with
lockplate .. M .. using tool12911801 (21 in fig. 79 and
special wrench 18927650
(54
in fig. 79). Fold down
the lockplate flaps in one of the locking ring groo-
ves with a center punch.
• Secure the oil pump gear retaining nut with cir-
clip .. N" (Iig. 77). not forgetting to lit key .. 0" (lig. 77)
using l oot 1291 1801 (21 in IIg. 79/ 1) and a wrench.
At
Ihe end
01
this operation , after tightening the nuts
and the timing gear lock ring. also traced the TDC
mark on the crankcase (lor this it is necessary to
provisionaUy mount a gear box on the engine and
10
trace a line on the crankcase from the center
01
the inspection hole) . check that the reference marks
on gears .. A" (fig. 80) - camshaft driving and en-
gine drive pinion - are perfectly lined up. also that
the mark stamped under .. S .. on the flywheel is in line
with the mark traced on the crankcase. Then in tro-
duce tappets .. 0* (fig . 77) in their housings .. p .. in
the crankcase.
13.5 HOW TO REPLACE THE CHAIN AND / OR
G EAR ON AN ENGINE ASSEMBLED ON THE FRAME
Proceed similarly as described in 13.4 but instead
of using hordlast tool 12911801 on the flywheel, it
is necessary to use camshaft gear holding 1001
N. 14
92 73 00 (20 in fig.
80 / 1-80/ 2-80/ 3).
13.6
VALVE TIMING
Valve timing is checked as follows:
1 Give the tappets a provisional clearance of 1.5
mm
(.059").
B
\ .
. j
.......
F
/
.
78
79
79/ 1
57