REPAIR OF CRANE ENGINE ACCESSORIES
Section I. REPAIR OF GENERATOR
The engine generator is a belt-driven, 28-volt, 60-amp alternator with enclosed regulator and rectifiers.
Refer to TM 5-3810-295-12 and remove the generator from the engine.
a. Refer to figure 3-1 and remove pulley nut (1), washer (2), pulley spacer(3), Woodruff key (4) and fan (5).
Remove screws (6) and retainer (7). Remove bearing seal (8), bearing spacer (9), and packing (10) and
(11). Remove screws (13) and guard washers (14).
c. Remove housing (15) and bearing (12). Drive end housing (15) may be freed from the stator by tapping lightly
with a fiber mallet.
When drive end housing has been removed, the stator windings are exposed. Use extreme care to avoid
nicks or other damage to the stator windings. Do not rest alternator on exposed windings unless suitable protection is
d. Remove rotor (16) from the stator.
e. Remove screws (17) and lift end plate cover (18) and regulator assembly (23) clear of the alternator. Pull
leads from the regulator.