Winterthur Gas X40-B, Maintenance Manual

Page: 318 / 495

Maintenance
4104 − 3/A1
Winterthur Gas & Diesel Ltd.
4/ 5
5) Operate the turning gear to move the top
half of the gear wheel 180
°
as shown in
Fig. 4 .
6) Put the other half of the gear wheel on
the crankshaft flange. Make sure that
the dowel pins (9) engage correctly.
7) Make sure that there is no clearance a s
shown.
8) On the other side of the gear wheel
crankshaft, measure the clearance
between the two haves. The clearance
must be 0.16 mm to 0.38 mm.
Note: If the clearance is not 0.16 mm to
0.38 mm, do not assemble the gear
wheel. Do step a ):
a) Use applicable heat treatment and
tools etc to get the correct diameter.
9) Attach temporarily the four screws (6) to
each side of the top half of the gear
wheel.
10) Lightly tighten the M27x2 castle nuts (8).
11) Make sure that there is no clearance
between the gear wheel (7) and the
crankshaft.
12) Apply Molykote paste G to the seating
surfaces and the remaining threads of
the elastic bolts.
13) Attach the remaining M27x2 castle
nuts (8) to the elastic bolts.
14) Measure the length of the elastic bolts.
15) Remove the eight screws (6) from the
gear wheel (7).
16) Remove grease from the eight screws
17) Use the fork wrench and the slugging
wrench (94002 − 41) to tighten
symmetrically the M27x2 castle nuts (8).
2016
Crankshaft Gear Wheel − Replace
Fig. 4
6
WCH03665
6
7
2
0.16 mm to
0.38 mm
6
6
0.0 mm
9
6
6
7
WCH03665
WCH03665
6
6
2
3
3
9