TM 9-4110-255-14
5-47. FLYWHEEL REPLACEMENT .-Continued
b. Installation.
CAUTION
A new flywheel must have three punch marks in the same position as the old flywheel to allow
proper timing of the engine.
NOTE
When installed, the indicator mark on the shroud will point to the furthest counterclockwise
punch mark when the piston is at top dead center of the compression stroke. The other two
punch marks should then be at 17and 22respectively from vertical.
(1) Place the old flywheel (19) on top of new flywheel using the keyways (23) as reference to align them.
Locate the three punch marks (24) on the old flywheel and make punch marks on the new flywheel in as
close to the same position as possible.
(2) Install alternator magnet (22) and five screws (21).
(3) Install key (20) and flywheel (19).
(4) Install pin (18) if removed. Install screen (17) and pulley (16) being careful to align pin with fly wheel (19).
(5) Install washer (15) and nut (14). Torque nut to between 2393 ft lb and 2925 ft lb (3245 Nm and 3966 Nm).
(6) Install cover (13) and shroud (12).
(7) Install screw (11).
(8) Install two flat washers (10) and screws (9).
(9) Install flat washer (8) and screw (7).
(10) Install two screws (6).
(11) Install cover (5) and two screws (4).
(12) Install cylinder casing (3), flat washer (2), and screw (1).
NOTE
FOLLOW-ON MAINTENANCE:
Close front door.
Close left side door.
Connect battery (para 4-35) and put unit back into service.
5-98
