MAINTENANCE AND SERVICING
Breaking the Chain Method
1. Grind off head of a link rivet on chain (A), punch out the
rivet, and remove chain.
2. Grind off the head from one of the link rivets on the new
chain and punch out rivet to separate the chain.
3. Locate ends of chain on sprocket (B).
Figure 5.2
77: Reel Drive
4. Install pin connector (A) (not available a s a MacDon
part) into chain, preferably from sprocket backside.
5. Install connector (B) onto pins.
6. Install spring clip (C) onto front pin (D) with closed end
of clip in direction of sprocket rotation.
7. Locate one leg of clip in groove of apt pin (E).
8. Press other leg of spring clip over face of aft pin (E)
until it slips into groove. Do NOT press clip lengthwise
from closed end.
9. Ensure clip is seated in grooves of pins.
Figure 5
.278: Chain
Tighte
ning Drive Chain
1. Ensure the six bolts (B) securing motor mount to chain
case are loose.
2. Slide motor and motor mount upwards until chain (A)
is tight, and tighten bolts (nuts on backside).
3. There should be 1/8 in. (3 mm) of slack in the chain.
Adjust if necessary.
4. Torque bolts (B) to 54 ft·lbf (73 N·m).
Figure 5.279: Reel Drive
147695 386 Revision A
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