MacDon R113 - Checking Conditioner Drive Belt; Adjusting Conditioner Drive Belt

214713 129 Revision A
7.3 Checking Conditioner Drive Belt
DANGER
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
from ignition before leaving operator’s seat for any reason.
NOTE:
If no conditioner is installed, proceed to 7.4 Checking Cutting Angle, page 130.
1011422
B
A
C
D
E
Figure 7.4: Conditioner Drive Belt
1. Open left driveshield. For instructions, refer to 6.1
Opening Driveshields, page 119.
2. Check that belt (A) is properly positioned on the pulleys
and tensioned. Overall spring length (B) should be
365 mm (14-3/8 in.). If adjustment is required, refer to
7.3.1 Adjusting Conditioner Drive Belt, page 129.
3. Check that adjuster nuts (C) are tight.
4. Check that the spring is hooked at the correct location:
• Hole (D) for roll conditioner
• Hole (E) for finger conditioner
5. Close driveshield. For instructions, refer to 6.3 Closing
Driveshields, page 126.
7.3.1 Adjusting Conditioner Drive Belt
DANGER
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
from ignition before leaving operator’s seat for any reason.
1. Shut down the engine, and remove the key from the ignition.
2. Open the left driveshield. For instructions, refer to 6.1 Opening Driveshields, page 119.
1018589
B
A
C
D
E
F
Figure 7.5: Conditioner Drive Belt
3. Check that the spring is hooked at the correct location:
• Hole (C) for roll conditioner
• Hole (D) for finger conditioner
4. Turn jam nut (F) counterclockwise to unlock
tension adjustment.
5. Turn adjuster nut (E) clockwise to increase spring
length (tension). To decrease spring length (relax), turn
adjuster nut (E) counterclockwise.
6. Set overall spring length (B) to 365 mm (14-3/8 in.).
7. Close driveshield. Refer to 6.3 Closing Driveshields,
page 126.
PERFORMING PREDELIVERY CHECKS