Ruggerini Ry100, Руководство по ремонту

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25.0
service
00497R0990 - 15-07-2000
60
59
57
58
12.4 Removal and assembly of the drive shaft gear
The gear on the timing system side can only be replaced.
To demount it, use puller code 365.10 (fig. 57) or a puller
available on the market.
To assemble, preheat the gear to a temperature of about 180
to 200 °C, fit it on the shaft, taking care to ensure that the
chamfer points towards the internal part, and use the tang as
a reference.
12.7 Counter-shaft
Insert the counter-shaft, matching the reference marks on the
gears (fig. 60).
12.6 Connecting rod - drive shaft connection
After having fitted the bearings into the small end, connect the
connecting rod to the crank pin as shown in fig. 59.
Mount the connecting rod cap with the reference numbers
matching those on the rod.
WARNING: for series RY120 and RY121 engines, mount the
connecting rod half bearing with the positioning mark on the
cap and that without positioning mark in the center of the rod,
in compliance with the dimensions indicated in fig. 59.
Evenly tighten the connecting rod bolts to the following value:
3.8 3.8
3.8 3.8
3.8 to to
to to
to 3.9 Kgm 3.9 Kgm
3.9 Kgm 3.9 Kgm
3.9 Kgm
(37.3 (37.3
(37.3 (37.3
(37.3 to to
to to
to 38.2 Nm) 38.2 Nm)
38.2 Nm) 38.2 Nm)
38.2 Nm)
RY120 - RY121 RY120 - RY121 RY120 - RY121 RY120 - RY121 RY120 - RY121
A A A A A
A A A A A
A = 1.7 A = 1.7 A = 1.7 A = 1.7 A = 1.7 to to
to to to
2.0 mm 2.0 mm 2.0 mm 2.0 mm 2.0 mm
12.5 Drive shaft assembly (fig. 58)
Mount the drive shaft after having fixed the first shimming
washer to the casing with Loctite 648 and after having inserted
the needle bearing and the second shimming washer.