Disassembling Flywheels

See Fig. 3E-22 and proceed as follows: Grip pinion shaft in copper vise jaws so shafts are in vertical position. Remove lock plate screw (1), lock plate (2), and crank pin nut (3). Strike left flywheel with soft metal mallet at about 90 degrees from crank pin hole on wheel periphery to loosen. Lift left flywheel (4) off crank pin.

Hold down bearing assembly with a short length of pipe or tubing so connecting rods (5) may be slipped off bearings. Remove bearings (6). Hold together in set until bearings are washed and refitted to crank pin.

Remove lock plate screw (7), lock plate (8), and gear shaft nut (9). Tap right flywheel (10) to loosen and lift off pinion shaft (11). Remove key (12) from shaft. Clamp crank pin in vise. Remove lock plate screw (13), lock plate (14), and crank pin lock nut

(15). Tap flywheel to loosen and remove crank pin

Grip sprocket shaft in vise and remove lock plate screw (18), lock plate (19), and sprocket shaft lock nut (20). Tap flywheel to loosen and remove sprocket shaft (21). Remove key (22) from shaft.

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