MacDon A40D - Checking and Adjusting Right Timing Belt Tension

262334 172 Revision A
1022523
C
A
B
B
Figure 4.78: Left Timing Belt
6. Tighten adjuster bolt jam nut (A) and three nuts (B) on the
knife drive pulley.
7. Reconnect hoses onto hydraulic motor (C).
8. Install the knife drive V-belts. For instructions, refer to
Installing Double V-Belts, page 168.
1011868
A
B
Figure 4.79: Left Inboard Cover
9. Install cover (B) in endsheet and secure with bolt (A).
10. Close the endshield.
NOTE:
Readjust the tension of a new belt after 5 hours of
operation.
Checking and Adjusting Right Timing Belt Tension
To check and adjust the tension on the right timing belt, follow these steps.
DANGER
To avoid bodily injury or death from the unexpected startup of the machine, always stop the engine and remove the
key from the ignition before leaving the operator’s seat for any reason.
IMPORTANT:
To prolong the belt and the drive life, do NOT over-tighten the belt.
1. Shut down the engine, and remove the key from the ignition.
2. Open the right endshield.
MAINTENANCE AND SERVICING