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Ill.
ENGINE
21
3. Using suitable pliers. remove the 20mm snap
ring.
Remove
the
clutch center
together
with !he friction
discs.
4. Straighten the tabs of the
lock washers
and remove the
boll Take oul
Lhe
oil pump
assembly wilh the clutch
outer.
5.
Remove the screen
filter
from
tl1e
oil pump.
6.
Pry
out !he 26mm snap ring from
the
clutch outer and
remove the pump rod side washer and pump
rod.
7.
Pull off the
pump plunger
pin; remove
the
plunger from
the pump
rod.
Inspection
OU
pump
I.
Measure
the pump rod-to-clutch outer clearance.
Standard
value:
0.025-0.075mm
(0.0010-0.0030-in.)
Service
limit:
0.15mm
(0.0059-in.)
2
Check the pump
body-lo-plunger
clearance.
Standard value:
0.025-0.063mm
(0.0010-
0.0025
-in.)
Service
limit: 0.17mm
(0.0067-in.)
3. Check the
action
of the steel ball
Inspection
the
action
of the
oil pump,
After
assembling. start the engine and allow
it
to run at the
correct idle speed Loosen
tl1e
cylinder head cover
hold-down
cap
nut,
Fig
3-29, and see if oil is seeping out from the
gasketed surface.
If
so,
it
,s
a good indication
that
the pump
is operating properly.
Assembly
Oil
pump
I.
Be sure
to
install the gasket under the pump when install-
ing the pump to
the
engine.
2 For
Lhe
installation procedures of
the
dutch. refer lo
the
relative topic under CLt:T\H
in Item
5.
Oil rnter
I. Install the filter
lock
nut with the larger chamfered
side facing
inside.
2
Install
the ml filter cap so that the tab ali~•" with the
index mark on the filter
rotor.
fig.
3-27
(5)
(1)
(3)
(5)
Fig.3-28
(I)
(3)
(5)
Snap
ring
(2)
Clutch center
Oil pump
Snap
ring
Pump rod
Plunger
Fig.
3-29 (I) Cap nut
Lock washer
(
4)
Clt1 tch outer
Side washer
Plunger pin
(2)
l I) Index mark
(2) Tab
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