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Drive System
Maintenance
Checking the Air Pressure in
the Tires
Service Interval: Every 50 hours
Note: Both the front and rear tires need to be inflated.
1. Stop the engine, set the parking brake, remove the key,
and wait for all moving parts to stop before leaving the
operating position.
2. Check tire pressure in front and rear tires.
3. If necessary, adjust the air pressure in the tires to 83
to 97 kPa (12 to 14 psi).
Torquing the Axle Bolts
Service Interval: Yearly
Torque the 2 axle bolts for the front wheels and the 2 axle
bolts for the rear wheels
(Figure
Important: If you remove the wheel(s) for maintenance,
apply medium-grade thread-locking compound to the
threads of the bolts before installing the wheel(s)
Important: If you remove the rear wheel(s) for
maintenance, apply a copper-based, anti-seizing
compound on the rear axle shafts.
Important: Do not use anti-seize compound on the
wheel bolts.
Figure 76
1. Axle bolts
Aligning the Front Wheels
Operator supplied equipment: 2 bolts 9 x 76 mm (5/16 x
3 inch) or longer
1. Stop the engine, set the parking brake, remove the key,
and wait for all moving parts to stop before leaving the
operating position.
2. Check the tire pressure; refer to
Pressure in the Tires (page
76) to 48 N-m (35 ft-lb).
Checking the Air
62).
3. Center and secure the steering control by aligning 2
bolts 9 x 76 mm (5/16 x 3 inch) through the outside
holes on the steering control and through the control
column.
1. Outside holes (steering
control)
4. Measure the distance between the 2 front faces of the
front tires as shown in
Record the front measurement here
Viewed underneath machine
1. Front of the machine
2. Front measurement
3. Front face of the tire
5. Measure the distance between the 2 rear faces of the
front tires as shown in
Record the front measurement here
Note: The front measurement should be 6.4–12.7 mm
(1/4 to 1/2 inch) larger than the rear measurement.
62
Figure 77
2. Control column
Figure
78.
.
Figure 78
4. Rear face of the tire
5. Rear measurement
Figure
78.
.
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