TM 9-6115-664-13&P
5-14. FLYWHEEL AND RING GEAR MAINTENANCE
This task covers removal, inspection, and installation
INITIAL SETUP
Tools:
Equipment Condition:
Shop Equipment, Automotive Maintenance
Engine Removed (Para. 5-8)
and Repair (Item 4, App. B)
Parts/Materials:
Personnel Required:
Cleaning Solvent, PD-680 (Item 9, App. E)
2 personnel
Screw, M8 x 40 (2 each)
Screw, M6 (2 each)
A.
REMOVAL
WARNING
Flywheel weighs approximately 80 pounds. Removing nut will allows flywheel to
fall off crankshaft. Enlist an assistant when removing to prevent injury and
damage to equipment.
1.
Loosen, but do not remove flywheel nut (1, Figure 5-8).
2.
Using a flywheel puller, loosen flywheel (2). Remove flywheel nut (1). Rotate flywheel until key on crankshaft is in
top position, then remove flywheel.
3.
Remove belleville washers (3). Install two M6 screws into holes in angle ring (4). Remove angle ring by pulling on
screws. Remove O-ring seal (5).
4.
Remove six nuts (7) and washers (8) that secure bearing cover (9) to mounting studs. Install two M8 x 40 screws
into holes on opposite sides of bearing cover. Pull screws to separate cover from engine block.
5.
Using two screwdrivers, pry oil seal (6) from bearing cover (9). Discard oil seal.
6.
Remove and discard cover gasket (10).
B.
INSPECTION.
WARNING
Cleaning solvent, PD-680, is potentially dangerous to personnel and property.
Skin and eye protection is required. Good ventilation is required. Avoid repeated
and prolonged skin contact. Do not use near open flame or excessive heat. Flash
point is 200° F (93.3° C).
5-42
