PRE-DELIVERY INSPECTION
Form # 169007
Model Year - 2009
21
D. SICKLE DRIVE BELT TENSION
IMPORTANT
To prolong belt and drive life, do not
over-tighten belt.
I. NON-TIMED DRIVE – SK & DK
a. Remove end shield.
b. A force of 20 lbf (80 N) should deflect belt (A)
3/4 in. (18 mm) at mid-span.
c. Only if necessary, adjust tension as follows:
1. Loosen two bolts (B) on sickle drive
mounting bracket and jam-nut (C).
2. Turn adjuster bolt (D) to move drive motor
until tension is achieved.
3. Tighten jam nut (C) and bolts (B) on drive
mounting bracket.
d. Replace end shield.
II. TIMED DRIVE - DK
a. Remove end shield.
Timing Belts
b. A force of 6 lbf (27 N) should deflect timing belt
(E) 1/2 in. (13 mm) at mid-span.
c. Only if necessary, adjust tension as follows:
1. Loosen two nuts (F) on sickle drive belt
idler bracket.
2. Insert a long punch or equivalent into hole
(G) in idler bracket, and pry downward until
a force of 6 lbf (27 N) deflects timing belt
1/2 in. (13 mm) at mid-span (E).
3. Tighten nuts (F) on idler mounting bracket.
(continued next page)
G
E
LH SHOWN – RH OPPOSITE
F
E
LH SHOWN – RH OPPOSITE
C
B
D
LH SHOWN – RH OPPOSITE
A
