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5. Add the recommended oil.
RECOMMENDED ENGINE
OIL:
Pro
Honda
HP
Trans
Oil,
Pro Honda GN4 4-
stroke oil
(U.S.A.
and Canada) or equivalent
motor
oil
API
service classification: SG or
Higher
JASO T 903
standard:
MA
Viscosity:
SAE
10W·30
OIL
CAPACITY:
0.S7
titer
(0.71
US
qt,
0.59 Imp
qt)
at
draining
0.75 liter
(0.79
US
qt,
0.66 Imp qt)
at
disassembly
Check
the
oil level by following steps
1
-
4
in the oil
level check procedure (page 3-20).
DRIVE CHAIN
Never inspect and
adjust the dflve
cham while the
engine
IS
runnmg.
DRIVE CHAIN SLACK INSPECTION
Raise the rear wheel off the ground by placing a
workstand under the engine.
Measure the chain slack, on the upper chain run,
midway between the sprockets.
CHAIN SLACK: 25
-
35
mm
(1.0-1.4
in)
I
NOTICE
I
Excessive chain slack, 60 mm
(2.4
in) or more, may
damage the frame.
ADJUSTMENT
If the chain needs adjustment, loosen the axle nut
and adjuster lock nuts, and turn the adjusting bolts.
Check
that
the chain adjuster index marks are in the
same position on each side, then tighten the axle
nut to the specified torque.
TORQUE:
127 N·m 03.0
kgf·m,
94 IbUt)
After torquing the axle nut, seat the adjusting bolts
snugly against the axle adjustment plates and
tighten the adjusting bolt lock nut to the specified
torque.
TORQUE:
27
N ·m (2.8 kgf·m
,
20
Ibf.ft)
CLEANING AND LUBRICATION
Clean the drive chain in non-flammable or
high
flash-paint solvent and wipe it dry.
Be sure the chain has dried completely before
lubri-
cating.
Inspect the chain for possible wear or damage;
replace any chain that has damaged
rollers
or loose
fitting
links.
Replace any chain that has damaged rollers, loose
fitting
l
inks, or otherwise appears unserviceable.
Installing a new chain on badly worn sprockets will
cause
the new
chain to wear quickly.
Inspect and replace sprocket as necessary.
MAINTENANCE
SOFT BRASH
SOLVENT
~
~.~?y
-
CLEANING
~
WIPE AND DRY
~ ~
!'
: y
LU 8 RICA TE
:C:::C::C::C::C::C::C:X:::X:::X:::JC
3-21
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Table of Contents
Troubleshooting
