Table 2-2. Operator/Crew Preventative Maintenance Checks and Services (cont)

TM 55-1915-200-10

Table 2-2. Operator/Crew Preventative Maintenance Checks and Services

EQUIPMENT NOT READY/AVAILABLE

- BEFORE D - DURING A - AFTER W - WEEKLY M - MONTHLY Q - QUARTERLY S/A SEMI ANNUALLY AN - ANNUALLY

T/A - TRIENNIALLY

ITEM

AWM

Q S/A AN T/A

ITEMS TO BE INSPECTED

CHECK FOR

ACTION

PMC

NMC

NUMBER

Check fire pumps and sea chest valves for proper

Openings are

Fire Pumps

operation. Check fire pump supply line.

restricted to an extent

that normal operation

is hampered 50% or

more.

Check valves for proper alignment for system

Fire pump valve alignment

operation.

Visually inspect all accessible electrical cables,

Ensure connections and

Connections are

Electrical Wiring

connections and harnesses.

supports are secure, clean

damaged or

and undamaged.

contaminated.

WARNING

Do not smoke when observing battery electrolyte

level. Batteries give off fumes that can explode.

Electrolyte is an acid and can cause personal

injury if it comes in contact with the skin or eyes.

Wear approved goggles, gloves and apron.

Inspect batteries, terminals, cables, connections

Clean, add distilled water,

Unserviceable

Batteries, terminals and

and vent caps for tightness and cleanliness.

repair/replace as needed.

cables, caps, or

cables

Check liquid level.

terminals

Electrolyte

Check electrolyte level with hydrometer

If under standard, then

Low hydrometer

replace battery.

readings

Check battery chargers for proper connections to Tighten connections.

Battery Chargers

batteries, and correct DC output.

Visually inspect engine crankcases, oil filters,

Repair leaks.

Class III leaks

Engines, Reduction Gear

reduction gear and oil tanks for leaks. Direct

and Oil tanks

particular attention to all connections, sealing

joints and scuttle gaskets.

LSV PMCS

Change 12

2-265