MacDon FD70 for Combine Operators - Manual (Page 197)

SECTION 10. MAINTENANCE AND SERVICING
Form 169006
195
Revision D
10.14.5 Reel Drive Chain: D60, FD70
10.14.5.1 Tension Adjustment
DANGER
To avoid bodily injury from fall of raised reel,
always engage reel props before going under
raised reel for any reason.
a. Lower header, raise reel and engage reel props.
b. On a double reel header, drive is located on the
center reel arm. Remove drive cover (A) by
removing seven screws (B) and two screws (C).
The cover comes off in two pieces.
c. On a D60 single reel header, drive is located on
the right outside arm. Remove the one piece
cover (D) by removing four screws (E).
d. Tension on chain (F) should be such that
hand force deflects the chain 1/8 inch (3 mm) at
mid-span. Adjust as follows:
e. Loosen six bolts (G) on motor mount.
f. Slide motor (H) and motor mount (J) until required
tension is achieved.
g. Tighten bolts (G) to 75 ft·lbf (102 N·m).
h. Re-install drive cover(s).
NOTE
On double reel headers, install screws
(C) after both cover halves have been
positioned.
SINGLE REEL - D60 ONLY
D
E
SINGLE REEL SHOWN - DOUBLE REEL SIMILAR
F
G
G
H
J
DOUBLE REEL
A
B
C
A