Lull 944E-42 Service Manual Bedienungsanleitung PDF herunterladen (Seite 256)

Transfer Carriage

11-16

944E-42

11.3.15 Front Roller and Bushing

Replacement

Note: The attachment should remain attached to the

quick attach.

1. Park the machine on a firm, level surface, level the

machine, fully retract the boom and transfer

carriage, level the boom, place the transmission

control lever in (N) NEUTRAL, engage the park

brake and shut the engine OFF.

2. Lift the boom with a hoist to remove pressure off the

front rollers. There should be a gap between the

rollers and the rails.

3. Place a Do Not Operate Tag on both the ignition key

switch and the steering wheel, stating that the

machine should not be operated.

4. Open the engine cover. Allow the system fluids to

cool.

5. Properly disconnect the batteries.

6. Remove the front roller pin (8), front roller and

shims (9). Count and label their positions for later

replacement.

Note: It is reccomended to replace both rollers at the

same time. Roller replacement includes bearings.

7. Inspect front rollers (9) for cracks and flat wear

spots. If front roller is damaged, replace it with a new

front roller.

Note: It is reccomended to replace both bearings at the

same time.

Note: DO NOT apply any grease or anti-seize

compound to bushing or roller pin.

8. Inspect the front roller bearings (10). If they are worn

and visibly shake on the roller pin, replace with new

self-lubricating bearings.

9. Insert roller pin (8), front roller and shims (9) in their

previously labeled positions.

10. Coat the capscrews with Loctite

242 (blue). Replace

capscrew, washer, spacer and locknut to secure pin

(8) on transfer carriage. Torque capscrew to

43 - 78 lb-ft (59 - 106 Nm).

11. Repeat steps 8 through 10 for the other front roller.

12. Properly connect the batteries

13. Close and secure the engine cover.

14. Inspect rear rollers. (Refer to Section 11.3.12, “Front

Roller Gap Check.”)

15. If required, perform rear rollers shimming. (Refer to

Section 11.3.13, “Front Roller Shimming.”)

MU1791

MU3211

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