3304 VEHICULAR ENGINE FOR 955L TRACK-TYPE LOADER Caterpillar


Flywheel

Usage:

Remove Flywheel

start by:

a) remove engine

NOTE: Engine is removed from machine for better illustration for removal of flywheel.

1. Remove four flexible drive joints (1).

2. Disconnect lubrication tube (2) at the joint.

3. Remove eight bolts (4) from flexible drive flange (3). Remove the plug from the center of the flange.

4. Install forcing screw (5) in center of flange (3) and remove the flange.

5. Remove the remainder of the lubrication tube and remove twelve bolts (6). Remove cover (7).

6. Remove two seals from the flywheel cover.

7. Remove five bolts (8) and locks from the flange assembly.

8. Install two forcing screws (10) in flange assembly (9) and remove the flange assembly.

9. Loosen nine bolts (11). Remove two of the bolts and install two 5/8"-18 NF guide bolts.

10. Put a mark on the flywheel and crankshaft for the correct alignment at installation.

11. Install two forcing screws in the flywheel and move the flywheel away from the flange of the crankshaft.

12. Install tool (A). Remove the flywheel (12). Weight of the flywheel is 65 lb. (29 kg).

Install Flywheel

1. Install two 5/8"-18 NF guide bolts in the flange of the crankshaft.

2. Fasten a hoist to tool (A) on flywheel (1). Put the flywheel in position on the crankshaft. Make sure the mark on the flywheel is in alignment with the mark on the crankshaft. Remove tool (A).

3. Install seven of the bolts that hold the flywheel in position. Remove the two guide bolts. Install the other two bolts.

4. Put flange assembly (2) in position and install five bolts and locks to hold it in place.

5. Install the two seals in flywheel cover (3) with tooling (B). The first seal is pushed to the bottom of the seat. The second seal is installed even with the top of the seat. Put 1P808 General Purpose Grease between the two seals.

6. Install a new gasket on the flywheel housing if one is needed. Put flywheel cover (3) in position and install the twelve bolts that hold the cover in place. Install section of the lubrication tube on the cover.

7. Put flexible drive flange (5) in position and install the eight bolts that hold the flange in place. Tighten the bolts to a torque of 95 ± 5 lb.ft. (130 ± 7 N·m). Install the plug in the center of the flange.

8. Connect lubrication tube (4) to the flywheel cover as shown and connect it at the joint.

9. Connect four flexible drive joints (6) to the flexible drive flange as shown.

end by:

a) remove engine

Caterpillar Information System:

3304 VEHICULAR ENGINE FOR 955L TRACK-TYPE LOADER Engine
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