Open the following valves:

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FIGURE 2-252. Fire Pump Motor Switch.

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

FIGURE 2-253. Main Switchboard.

TM 55-1905-223-10

(h) BB-4, ILSN TK SW-5P (40).

(i) BB-5, ISLN TK SW-5S (39).

(j) BB-11, SUCT FR SW-8S AND SW-8P (2).

(k) BB-20, ISLN-TK SW-8P (35).

(l) BB-21, ISLN-TK SW-8S (19).

(m) FM-17, FIRE PUMP NO. 2 SUCT (13).

(n) FM-26, NO. 2 FIRE PUMP STRAINER ISOLATION (14).

(o) FM-18, FIRE PUMP NO. 1 SUCT (16).

(p)

FM-25, NO. 1 FIRE PUMP STRAINER ISOLATION (15).

(q) FM-15, NO. 2 FIRE PUMP DISCH (10).

(r) FM-14, NO. 1 FIRE PUMP DISCH (11).

(s) FM-13, FIRE MAIN & BALLAST CROSS CONN (28).

(2) Open the following valves:

(a) FM-12, FOAM STA 1 & STBD MONITOR ISLN (41).

(b) FM-11, FOAM STA 2 & PORT MONITOR ISLN (42).

2-52. Bow Ramp.

WARNING

Before operating bow ramp winch, ensure that personnel and foreign objects are

clear of wire rope, bow ramp, and related components. Moving winch and ramp

parts can cause serious injury or death.

a. Manual Operation.

(1) Preparation for operation.

(a) At Main Switchboard (FIGURE 2-253), set BOW RAMP WINCH circuit breaker (1) to OFF

and tag OUT OF SERVICE.

(b)

Install EMERGENCY HANDCRANK hub (2, FIGURE 2-254) on winch hydraulic motor.

Engage EMERGENCY HANDCRANK hub onto motor and secure in place with three

capscrews.

WARNING

If emergency hand crank hub is not engaged, ramp may free fall.