MacDon M100 SP Operators Manual - Manual (Page 167)

MAINTENANCE/SERVICE
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165
Rev. C
57.10.2.3 Wheel Nut Torque
At first use, or when a wheel is removed, check
caster wheel bolt torque as follows after 5 hours
and then at 200 hour intervals:
Forked Casters
a. Tighten nuts (A) to 120 ft·lbf (163 N·m) using the
tightening sequence as shown.
NOTE
To avoid damage to wheel disks, do not
over-tighten wheel nuts.
b. Repeat sequence three times.
Formed Casters
a. Tighten bolts (B) to 120 ft·lbf (163 N·m) using
the tightening sequence as shown.
NOTE
To avoid damage to wheel disks, do not
over-tighten wheel bolts.
b. Repeat sequence three times.
57.10.2.4 Forked Caster Wheel
Removal/Installation
DANGER
To avoid severe personal injury or death
caused by machine runaway, shut off engine
and remove key before performing any of the
following checks and/or adjustments.
a. Remove the caster wheel as follows:
1. Park windrower on level ground and block
all wheels.
2. Place GSL in N-DETENT, shutdown engine
and remove key.
3. Raise end of walking beam using a 2000 lb
(908 kg) capacity jack or other suitable lifting
device until the wheel is slightly off the
ground.
4. Remove the eight bolts (C) attaching axle to
forked caster and remove wheel assembly
from caster.
5. Undo the eight wheel nuts (D) and remove
wheel from axle.
b. Install the caster wheel as follows:
1. Position wheel on axle and install wheel nuts
(D).
2. Torque nuts (D) as specified in previous
section.
3. Position wheel assembly in forked caster
and install with bolts (C). Torque bolts to
75-79 ft·lbf (97-107 N·m).
4. Lower windrower and remove jack.
D
C
1
5
3
2
4
6
B
A
1
5
3 7
8
2
4 6