MacDon M1170NT5 - Belts; Tensioning Engine Fan Drive Belt; Replacing Engine Fan Drive Belt

215922 338 Revision A
5.15.4 Belts
The fan belt and the air conditioner compressor belt will need to be inspected and replaced from time to time.
Tensioning Engine Fan Drive Belt
The engine fan drive belt is automatically tightened. Manual adjustment is NOT required.
Replacing Engine Fan Drive Belt
DANGER
To prevent 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.
1. Shut down the engine, and remove the key from the ignition.
2. Open the hood. For instructions, refer to 5.3.1 Opening Hood, page 239.
1012843
A
B
C
Figure 5.168: Air Conditioning (A/C) Compressor
3. Loosen compressor mounting hardware (A) and rotate
compressor (B) towards the engine to release tension on
the belts.
4. Remove belts (C) from compressor (B).
1015800
A
B
C
1
2
3
Figure 5.169: Engine Belt
5. Insert the drive end of a 1/2 in. drive ratchet wrench into
belt tensioner (A).
6. Rotate tensioner counterclockwise until fan belt (B) can be
slipped off pulley (C). Release the tensioner and remove the
wrench.
7. Remove the belt in order 1, 2, 3, as shown in Figure 5.169,
page 338.
8. Insert the drive end of a 1/2 in. drive ratchet wrench into
belt tensioner (A).
9. Rotate the tensioner counterclockwise until belt (B) can be
slipped onto pulley (C). Release the tensioner and remove
the wrench.
10. Check that the belt is properly seated in all pulley grooves.
MAINTENANCE AND SERVICING