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

NOTE

If the oil pressure gauges do not indicate the

proper pressure as specified within 30 seconds,

STOP the engine.

Start engine and note action of starter

Troubleshoot, repair as

Unusual noise. Low oil

Start Control

mechanism, particularly whether mechanism has necessary.

pressure.

adequate cranking speed and whether it engages

and disengages without unusual noise when the

control is operated. Set throttle so that engine will

run at normal warm-up until prescribed operating

temperature is reached. If the oil pressure gauges

do not indicate the proper pressures as specified

within 30 seconds, STOP the engine. Refer to

Chapter 2, Section III, para 2-5.6.1. Check that

engines idle and respond to controls satisfactorily

by accelerating and decelerating through optimum

operating range.

Check that oil level is filled to upper dipstick mark. Add oil as necessary

Low oil level

Main reduction Gear and

Clutch Subsystem

Water Pump

Check rate of water flow throughout heat

Troubleshoot and repair.

High oil temperature.

exchanger.

Oil Pressure

Check for proper oil pressure. Should be between Troubleshoot and repair as

Low oil pressure.

necessary.

260 to 280 PSI.

Check the oil level. Maintain the oil level between Add oil as necessary.

Low oil level.

Oil Level

the add and full mark on the engine running side

of the dipstick.

Gearbox

Check for leaks.

Repair leaks.

Class III leaks

Operating Temperature

Check operating temperature. Normal range

Troubleshoot and repair as

Temperature exceeds

necessary.

160 degrees F.

should be 140 to 160 DEGREES F.

LSV PMCS

Change 12

2-270