Tightening Caster Wheel Anti-Shimmy Dampeners; Tensioning Air Conditioner Compressor Belts - MacDon M2170NT Operator's Manual

6.6.3 Tightening Caster Wheel Anti-Shimmy Dampeners

Each caster is equipped with two fluid-filled anti-shimmy
dampeners (A).
Mounting bolts (B) and (C) need to be checked periodically for
security. For inspection intervals, refer to
Schedule/Record, page 284.
• Two inboard bolts (B) should be tightened to
136 Nm (100 lbf·ft)
• Outboard bolt (C) should be tightened to 244 Nm (182 lbf·ft)
• Outboard jam nut (D) should be tightened to
136 Nm (100 lbf·ft)

6.6.4 Tensioning Air Conditioner Compressor Belts

During the first few hours of windrower operation, and after being replaced, the air conditioner compressor belt will need
to be tensioned.
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
3. Loosen compressor mounting hardware (A).
4. Pry compressor (B) away from the engine so that a force of
45 N (10 lbf) deflects belts (C) 5 mm (3/16 in.) at mid-span.
NOTE:
Tab (D) on the bracket can be used as support for prying.
5. Tighten compressor mounting hardware (A).
6. Recheck the tension and readjust it as required.
7. Close the hood. For instructions, refer to
Hood, page 288.
262171
MAINTENANCE AND SERVICING
6.2.2 Maintenance
6.3.1 Opening Hood, page
6.3.2 Closing
309
B
D
Figure 6.39: Anti-Shimmy Dampener
287.
D
C
A
Figure 6.40: Air Conditioning (A/C) Compressor
A
C
B
Revision A