MAINTENANCE AN D SERVICING
1. Locate ends of chain on sprocket.
2. Install pin connector (A) into chain, preferably from the
sprocket backside.
3. Install connector (B) onto pins.
4. Install spring clip (C) onto front pin (D) with closed end
of clip in direction of sproc ke t rota tio n.
5. Locate one leg of clip in groove of aft pin (E).
6. Press other leg of spring clip over face of aft pin (E)
until it slips into groove. Do NOT press clip lengthw ise
from closed end.
7. Ensure clip is seated in grooves of pins.
Figure 5.
1: Arrow Shows Direction of Rotation
5.2.3 In
stalling a Sealed Bearing
To install a sealed bearing, follow these steps:
1. Clean shaft and coat with rust preventative.
2. Install flangette (A), bearing (B), second flangette (C),
and lock collar (D).
NOTE:
The locking cam is only on one side of the bearing.
3. Insta
ll (but do NOT tighten) flangette bolts (E).
4. When t
he shaft is c orrectly located, lock the lock collar
with a
punch. The collar should be locked in the same
direc
tion the shaft rotates. Tighten the setscrew in
the c
ollar.
5. Tigh
ten flangette bolts.
6. Loos
en flangette bolts on mating bearing one turn and
reti
ghten. This will allow the bearing to line up.
Figure 5.2: Sealed Bearing
147695 253 Revision A
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