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4-5 WHEEL BEARING MAINTENANCE
Wheel bearing maintenance should be per-
formed at the beginning of every season of use.
Check the wheel bearings periodically for exces-
sive end play. If needed, adjust or replace them
using the following procedure:
4-5.1
Place the frame on blocks or stands suf-
ficient to lift the tire clear of the ground.
4-5.2
Remove the hub cap, cotter pin, slotted
nut and washer.
4-5.3
Remove the hub. Clean and inspect the
bearings and hub cavity. Replace any worn
or defective parts.
4-6 HYDRAULIC MAINTENANCE
4-6.1
Check the tractor hydraulic fluid level
per tractor owners manual and after any
leakage. Check fluid level with the cylinders
in the retracted position.
4-7 TRANSPORT
4-7.1
Raise the unit to full transport height.
4-7.2
Fold the wings and install the wing lock
pins. (See Figure 4 -2).
4-7.3
Place the transport lock brackets on the
rods of the lift cylinders on the main frame
and pin in place. (See Figure 4 -10).
WARNING
FAILURE TO USE TRANSPORT LOCK
PINS DURING TRANSPORT MAY RE-
SULT IN PERMANENT EQUIPMENT
DAMAGE, SERIOUS INJURY, OR
DEATH.
4-5.4
Repack the bearings using a high-
quality wheel bearing grease.
4-5.5
Replace the hub with a new seal and
the inner bearing in place.
4-5.6
Install the outer bearing cone, washer
and slotted nut.
4-5.7
Tighten the slotted nut while rotating the
hub until there is a slight resistance to wheel
rotation. Then, back the slotted nut off one
notch, until the wheel rotates freely without
end play.
4-5.8
Install a new cotter pin and replace the
hub cap.
4-6.2
If a cylinder or valve leaks, disassemble
the parts to determine the cause of the leak.
Any time a cylinder is opened up, or when-
ever any seal replacement is necessary, it is
advisable to clean all parts and replace all
seals. Seal kits are available from your Lan-
doll dealer.
4-6.3
Check all hydraulic hoses weekly. Look
for binding or cracking. Replace all worn or
defective parts immediately.
Figure 4-10 Frame Lift Cylinders
4-9
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