Bowthruster System.

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FIGURE 2-149.6. Steering Gear Autopilot Control

TM-55-1905-223-10 Landing Craft Utility (LCU 200 Class) NSN 1905-01-154-1191 Manual

FIGURE 2-150. Bowthruster Fuel Oil Day Tank.

TM 55-1905-223-10

(4) Close valve I, Pump Unit No. 1.

(5) Close valve J, Pump Unit No. 1.

(6) Close valve K, Pump Unit No. 2.

(7) Close Valve L, Pump Unit No. 2.

2-14. Bowthruster System.

Bowthruster Diesel Engine.

(1) Align Bowthruster Fuel Oil Day Tank (FIGURE 2-150) by opening FO-55, DAY TK SUPPLY TO

BOWTHRUSTER ENG (1).

(2) Align Bowthruster Sea Water Cooling Piping System to the Bowthruster Diesel Engine as follows:

(a) Open SW-29, SEA CHEST SUCT (2, FIGURE 2-151).

(b) Open SW-34 VENT, ISOLATION (3)

(c)

Open SW-33 VENT (7)

(d) Open SW- 30, ENG EXHAUST CUTOUT (1) (located on main deck underneath port forecastle

ladder).

(e) At the Bowthruster Engine Control Panel (FIGURE 2-152), set STARTER CUTOUT SWITCH

(2) to up position. Set START SWITCH (1) to down position.

(f)

Ensure block heater is operating.

(3)

Turn Bowthruster Steering Pump Motor Controller (FIGURE 2-153) circuit breaker (1) to ON position.

(4)

Ensure battery charger is ON.

Change 2 2-433