MacDon 9352i SP - Manual (Page 98)

Form # 147141 Issue 02/06 Web Rev_01 96
MAINTENANCE/SERVICE
Header Drive
HEADER DRIVE BELT GUIDES (continued)
To adjust:
1. Stop engine and remove key from ignition.
2. Loosen hardware securing top guide (A), belt keeper
(B) and lower guide (C).
3. Hold rear idler (D) down with 15/16 wrench to tighten
belt.
4. Adjust belt guides and keepers:
• Adjust top guide (A) to clear belt by 1/4 inch (6 mm) at
front. At the back, center the belt between top guide
(A) and retainer (E). Adjust hardware (F), both sides,
to clear sides of belt.
• Adjust belt keeper (B) to clear belt by 1/8 inch (3 mm).
• Adjust lower guide (C) to clear belt by 1/8 inch (3
mm).
NOTE: Lower guide must remain free to pivot on 1/2
inch bolt. Over-tightening can prevent header from
engaging.
5. Tighten hardware.
6. Adjust front pulley shield. (See below.)
HEADER DRIVE PULLEY SHIELD
The pulley shield should be adjusted so it does not rub
the belt when the drive is engaged.
To adjust:
1. Stop engine and remove key from ignition.
2. Loosen hardware (A) at shield.
3. Push up on lower strand of belt to simulate tightened
position (belt fully engaging pulley grooves).
4. Position shield (B) to achieve a consistent 1/8" (3 mm)
clearance to belt around entire shield.
5. Tighten hardware (A).
D
C
B
A
E
F
A
C
F
E
ADJUSTING BELT GUIDES & KEEPER
A
B
ADJUSTING PULLEY SHIELD