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TM 55-1925-273-10-1
OPERATOR'S MANUAL
INLAND AND COASTAL LARGE TUG (LT)
OPERATION UNDER USUAL CONDITIONS
POWER GENERATION
INITIAL SETUP:
Personnel Required:
One Watercraft Engineer, 88L
BEFORE OPERATING THIS EQUIPMENT
The following operating procedure may be run partially in sequence or in parallel to allow the crew to bring the Large Tug
(LT) from a shore powered condition to a full ship's power operating condition. The provided instructions bring each
subsystem/equipment into operation. All subsystem equipment must have the required preventive maintenance services
performed before the commencement of normal operations. The intent is to perform the Preventive Maintenance Checks
and Services (PMCS) as the vessel is prepared for operation.
POWER GENERATION
1.
Set up the following switchboards and lighting panels.
a.
In the crew's mess, at 120V main deck, 01 & 02 emergency lighting panel No. 1, set the following circuit breakers
to ON:
(1)
MAIN DECK EMERGENCY LIGHTING. (figure 1, item 1)
(2)
01 LEVEL EMERGENCY LIGHTS. (figure 1, item 2)
(3)
RADIO ROOM EMERGENCY LIGHTS. (figure 1, item 3)
(4)
ALARM SWITCHBOARD. (HIGH TEMPERATURE & SPRINKLER). (figure 1, item 4)
(5)
REFRIGERATOR STORE ROOM LIGHT. (figure 1, item 5)
(6)
FREEZER ALARM (figure 1, item 6)
(7)
PILOT HOUSE EMERGENCY LIGHTS. (figure 1, item 7)
(8)
FM-200 SYSTEM. (figure 1, item 8)
b.
In the aft 01 level passageway, at 120V exterior emergency lighting panel No. 2, set following circuit breakers to ON:
(1)
INFL BOAT FLOODLIGHT. (figure 2, item 1)
(2)
01 LEVEL WEATHER DECK LIGHTS. (figure 2, item 2)
(3)
ROTARY CLEARVIEW WIPER AND HEATER. (figure 2, item 3)
(4)
BOW FLOODLIGHTS. (figure 2, item 4)
(5)
LIFE RAFT FLOODLIGHT (PORT). (figure 2, item 5)
(6)
LIFE RAFT FLOODLIGHT (STARBOARD). (figure 2, item 6)
(7)
PILOTHOUSE WEATHER DECK LIGHTS. (figure 2, item 7)
(8)
TOWING FLOODLIGHTS. (figure 2, item 8)
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