Crankcase Assembly - Segway VILLIAN SSV Series Service Manual

CRANKCASE\CRANKSHAFT\BALANCE SHAFT
B B
E E
A A
B B
◆ Align the large end of the connecting rod with the
C C
D D ◆ Install connecting rod bolts 【E】 and tighten them

Crankcase assembly

Preparation before assembly:
1. Remove traces of sealant and gaskets from the
2. Remove impurities such as sealant from the bolt
3. Install the positioning pins into the positioning pin
4. Check the oil channel to ensure that it is clean and
◆ According to the crankshaft box, crankshaft, balance
◆ Put the balance shaft bush 【A】 and spindle bush
◆ Install crankshaft, balance shaft (refer to crankshaft
◆ Apply sealant to the sealing surface at the bottom of
crankshaft connecting rod journal and install the
corresponding connecting rod cover.
as required.
The connecting rod bolt
one step: 25 N·m (2.55 kgf·m, 18.4 ft·lb
two step：45 N·m (4.59 kgf·m, 33 ft·lb
three step:Turning 60 °
crankcase sealing mating surface. Check the surface
for scratches or damage.
holes.
holes.
free of impurities.
shaft grouping, select the appropriate bearing bush
(see the bearing Bush selection section).
【B】 into the corresponding shaft holes of the
upper and lower boxes respectively.
connecting rod Piston Assembly, Balance shaft
Assembly section)
the upper crankcase, and the track of the glue line
is as shown in the fi gure. The glue line should be
continuous and uniform.
3-4-20
ft·lb)
ft·lb)