Check Axle Housing Lubricant Level; Check Wheel Hub Lubricant Level - Manitowoc Grove 5540F Service Manual

PREVENTATIVE MAINTENANCE
p0438
Check Plug Location
1. Engage the parking brake and shut off the engine.
Remove the ignition key.
2. Clean the grease fitting and check plug (Figure 5-35).
3. Remove the check plug.
4. Apply Lithium Base, E.P. No. 2 bearing grease to the
fitting. Fill gear box until grease exits the check plug
hole. Install the check plug.

Check Axle Housing Lubricant Level

It is necessary to climb under the crane to check the axle
housing lubricant. Be sure engine is shut off, the ignition key
is removed and chock blocks are in place before climbing
under the crane.
1. Clean around the
(Figure 5-36 and Figure 5-37) and remove the plug.
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Fill/Check Plug- Front Axle Housing
5-22
Swing Gearbox Grease Fitting
FIGURE 5-35
axle housing fill/check
FIGURE 5-36
Published 10-21-2010, Control# 198-04
5540F/YB5515 SERVICE MANUAL
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Fill/CHeck Plug- Rear Axle Housing
2. Check the lubricant level, which should be even with the
bottom of the fill/check hole.
3. If necessary, add Mobil Fluid 424 to fill the housings until
oil is level with the bottom of the fill/check hole.

Check Wheel Hub Lubricant Level

1. Using the outriggers, raise the tires slightly off of the
ground.
2. Place the transmission in neutral and release the
parking brake.
3. Turn one of wheel hubs until the fill/check plug is
horizontal with the ground (Figure 5-38).
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plug
Fill/Check Plug- Wheel Hub
4. Clean around the plug and then remove it.
5. Check the lubricant level, which should be even with the
bottom the hole.
FIGURE 5-37
FIGURE 5-38