Inspection Of Chain Replacement Period; Cleaning, Inspection And Lubrication; O-Ring Chains - Honda Motorcycle Service Manual

MAINTENANCE
INSPECTION O F C H A I N REPLACEMENT PERIOD
( O n l y f o r t h e m o d e l s
without
a d r i v e c h a i n w e a r
indicators) 41 PINS 140 LINKS)
Remove the drive chain, measure the chain length (41 pins,
40 links) and replace the chain if the prescribed limits specified
in the following table are exceeded.
\\
Some endless chains require removal of the swingarm for
drive chain replacement.
Others use a special tool to remove and install the master link.
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The outer plate of this type of master link is secured by
expanding the ends of the pins with the special tool.
Position the master link clip so that its open end is opposite
I
\
CHAIN CLIP
ROTATING
DIRECTION
Check that each chain link pivots freely on the pins. Where
'
binding is light, apply a little cleaning oil or paraffine making
surethat it penetrates. When the stiffness has been removed.
lubricate the chain. On chains with O-ring, quickly wipe off
the cleaning fluid or paraffin oil, and thoroughly dry the chain.
Replace the chain if stiffness of the chain cannot be alleviated.
the movement of the links is not smooth, or there is damage
to the link plates or rollers. Master links with O-rings have 4
O-rings fitted between rollers and master link plates. lnstall
the O-rings as shown in the illustration t o the right and fit the
chain clip t o the pins. Be sure there is no gap between the
master link plate and the clip.
Cleaning, I n s p e c t i o n a n d lubrication
I
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the normal rotation of the chain. This prevents the clip being
knocked off through contact with the chain guide or passing
objects. Check that the clip is fully seated.
Unit:
mrn
(in)
-
,
, .
-
the link plates that retain grease within the pivot areas and
improve its service life. The O-rings in this chain can be
damaged by steam cleaning, high pressure washers and
certain solvents. Damaged O-rings or contaminated grease in
LIMIT
511 (20.11
<518 ,20,41>
638125.11
t648 (25,5))
766 (30.2)
t777 (30 ,6))
STANDARD
the crankcase, rear wheel or exhaust.
O-ring Chains
0-rina drive chains are eauiowed with small 0 - r i n ~ s between
the pivot areas will shorten drivechain service life.
t ):Without o-ring chain
- -
K~NKING or
MASTER
O-RINGS
BINDING LINK
Clean the chain with non-flammable or high flash point
solvent and wipe it dry. Be sure the chain has dried completely
before lubricating.
Inspect the drive chain for possible wear or damage. Replace
any chain that has damaged rollers, loose fitting links, or
otherwise appears unserviceable. Installing a new chain on
badly worn sprockets will cause the new chain t o wear
quickly. Inspect and replace sprockets as necessary.
415/420/428
520/525/50
630
WIPE AND DRY
Date of Issue: March,1995
0
HONDA MOTOR CO..LTD
12.70 (0.500)
15.875 (0.6251
19.05 10.7501
508 (20.0)
635 (25.0)
762 (30.01