Jlg 40H Service Manual User Manual download pdf (Page 87)

SECTION 2 - PROCEDURES

3120240 – JLG Lift – 2-67

15. Using a slide hammer, remove seal 2 from the small

end of hub 7. Discard the seal.

16. Remove bearing cone 4 from spindle/brake 1.

17. Using a soft punch and hammer, remove bearing

cup 5 from the deep end of hub 7.

NOTE: Be very careful not to strike the counterbore of the

hub where the cup is located when using the punch.

18. Using a soft punch and hammer, remove bearing

cup 3 from the shallow end of hub 7.

NOTE: This cup can be reach by putting the punch into the

small access hole in the bottom of the hub’s deep

end.

WHEN REBUILDING TORQUE HUB, REMOVE AND REPLACE ALL

O-RINGS AND RETAINING RINGS.

Cleaning and Inspection.

1. Thoroughly clean all parts in an approved cleaning

solvent.

2. Inspect bearing cups and cones for damage, pitting,

corrosion, or excessive wear. If necessary, replace

bearings as a complete set ensuring that they

remain covered until use.

3. Inspect bearing mounting surfaces on spindle, hub,

input shaft and carrier. Replace components as nec-

essary.

4. Inspect all geared components for chipped or bro-

ken teeth and for excessive or uneven wear pat-

terns.

5. Inspect carrier for damage, especially in anti-roll pin

and planet shaft hole areas.

6. Inspect all planet shafts for scoring or other dam-

age.

7. Inspect all threaded components for damage includ-

ing stretching, thread deformation, or twisting.

8. Inspect seal mounting area in hub for burrs or sharp

edges. Dress applicable surfaces or replace compo-

nents as necessary.

9. Inspect cover for cracks or other damage, and o-

ring sealing area for burrs or sharp edges. Dress

applicable surfaces or replace cover as necessary.

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Jlg 40H Service Manual User Manual Page 87