6-3-14 REDUCTION COVER
(Model
B)
1
)
Discharge
oil
by opening oil drain plug.
2)
Remove reduction cover by loosen the bolts on crankcase.
3)
Remove washer and bolt on driving shaft end.
4)
PUn
out driving shaft with reduction gear from reduction cover.
5)
Open tab of lock-washer and pull out pinion, governer platp, governer sleeve, washer and clip from crankshaft, and
detach
2
woodruff keys.
In reassembly:
Reassemble with reverse sequences. After tighten the nut, bend the tab of lock-washer without fail.
6-3-15 GOVERNOR SHAFT
1)
Unscrew
2
screws and remove governor arm.
2)
Pull out governor shaft with governor lever from’crankcase.
NOTE: Do
not
disassemble if
not
necessary.
In reassembly: Refer to section
“8.
GOVERNOR”.
6-3-16 CONTROL
LEVER
Unless it is required, do not remove control lever from crankcase.
In disassembly and reassembly, refer to section
“8.
GOVERNOR”.
6-3-17 BASE PLATE
Base plate can be removed by loosening
4
bolts on crankcase.
In reassembly
:
After reassembled base-plate
to
the crankcase, be sure that crankshaft moves smoothly by holding small end of connecting
rod.
6-3-
18
C RAN KCASE
Unscrew
4
bolts which fastening front crankcase and rear crankcase and separate both crankcase by tapping them with soft
hammer, and detach crankshaft connecting rod assy.
In reassembly
:
Before reassemble the front and rear crankcase, check bearings and oil seals if there is any damage and replace them in
case any damage found.
Apply oil onto the bearings of both crankcase and ascertain there is no warp on the lip of oil seal.
Clean the joint of both crankcases and apply seal end. Assemble the crankshaft and joint both crankcases with press (or
tap them with soft hammer) having extra care not to damage the oil seal.
Fastening torque is:-
EC05-2
-
90-100 kg-cm (6.5-7.0 ft-lbs)
EClO
-
90-100 kg-cm (6.5-7.0 ft-lbs)
EC07-2
-
90-100
kg-cm
(6.5-7.0
ft-lbs)
EC17
-
90-100 kg-cm (6.5-7.0 ft-lbs)
EC25-2
-200-250
kg-cm (1 5-1
8
ft-lbs)
CATUION:
WHEN
TIGHTEN
THE
SEVERAL
BOLTS
FASTENING
CRANKCASE,
,TIGHTEN
THEM
ALL
EVENL
y
BY
TIGHTENING DIAGONALLY LOCATED PAIRS AT SUGGESTED FASTENING
TORQUE.
NOTE: After reassemble the crankshaft to the crankcase, be sure that crankshaft moves smoothly.
6-3-19 CRANKSHAFT
and
CONNECTING ROD
ASSY.
Reassembly of crankshaft requires special tools.
Sub-assembly of crankshaft and connecting rod assembly
is
available as a spare parts.
f
“.
i
\
-
28
-
To Next Page
Loading...
Need help?
General
