Electric Starter Motor

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Reassembly of Rotor and Front Housing Assembly (Hulls 8540-8560 and 8580-8618).

TM-55-1905-217-34 Landing Craft Mechanized; Steel; DED; Overait Length 74 Feet Mod 1 Marl VIII Navy Design LCM-8 Manual

Figure 4-8. Starter motor-cross-section view.

TM 55-1905-217-34

(9) Install RFI filter and secure carriage bolts with flat washers (26), insulator washers (47), and hex nuts (48).

Tighten nuts evenly to avoid breaking insulating washers.

(10) Place stator assembly (20) into rear housing and connect stator leads to carriage bolts (27). Secure stator

leads with flat washer (49), insulator washers (50), lockwasher (51) hex nuts (52), and plastic caps (53). Tighten nuts

evenly to avoid breaking insulating washers.

q. Reassembly of Alternator (Hulls 8540-8560 and 8580-8619 ).

(1) Install rear bearing retainer (34, fig. 4-2). Lubricate retainer lightly with oil.

(2) Aline front and rear sections and hand press the sections together.

(3) Install through bolts (37) and lockwashers (36). Tighten through bolts (37) and lockwashers (36). Tighten

through bolts evenly to 45-53 inch pounds.

(4) Place brush and capacitor assembly (42, 44) into rear housing insuring brushes are set properly on slip rings.

Secure assembly with self-tapping screws (45).

(5) Secure brush connecting cable (55) to brush terminal with lead attach screws (43). Secure negative brush lead

to brush terminal with screw (43).

(6) Assemble carriage bolt (54), cover plate cable (55), flat washer (56) and square insulator (57) to felt gasket

(58) and rear cover (59). Secure bolt with insulator washer (61), flat washer (62), lockwasher (63), and hex nut (64).

(7) Secure rear cover and gasket to the rear housing with self-tapping screws (60).

(8) Place pulley spacer (7), felt washer (6), and flat washer (5) on rotor shaft.

(9) Place Woodruff key (14) and fan (4) on rotor shaft.

(10) Press pulley (3) over key onto rotor shaft and secure with steel washer (2) and locking nut (1). Tighten nut to

50-60 foot pounds.

(11) Spin rotor by hand to verify freedom of rotor and bearings.

(12) Perform in-vessel tests (TM 55-1905-217-12, para 4-48).

r. Installation. Install the alternator (TM 55-1905-217-12, para 4-48).

4-3. Electric Starter Motor

a. Removal. Remove the starter motor (TM 55-1905-217-12, para 4-50).

b. Disassembly into Subassemblies. Disassemble the starting motor into major components as follows:

(1) Loosen two cover band bolts and slide cover band assembly (2, fig. 4-8) from frame and field assembly (3).

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