Operator/Crew Preventive Maintenance Checks and Services

TM 10-3990-203-13&P

Oerator/Crew Preventive Maintenance Checks and Services

NOTE: Within designated intend, these checks are to be performed in

the order listed.

B-Before

Item Inter

Item To Be Inspected

Check for and have repaired, Equipment is not ready/

val

Procedure:

No.

Available If:

filled or adjusted as needed.

Any cracks or breaks in

Check frame for broken welds, cracks or breaks.

main ramp structure.

Deck gratings missing,

Check that deck grating is present and securely

loose or not properly

fastened.

mounted.

for hydraulic oil

Any class III leak in

Check exterior and under ramp

the hydraulic system.

leaks

NOTE

Ramp may be operated with Class I or II

leaks but should be reported to Organi-

zational Maintenance for evaluation and

action.

Hydraulic lift does

Check to verify that hydraulic system operates

not operate.

to lift and lower ramp.

Tire(s) missing, flat

Check tires for obvious low or flat condition,

or obviously low, lug

Check that tires are installed, lug nutsare tight.

nuts loose or missing,

cuts or abrasions which

could cause failure

during operation.

Air spring pressure

Check air spring inflation.

obviously low.

Safety chains missing,

Check that safety chains are not missing, cracked

broken, defective or

or broken and that securing hooks are not defec-

bent.

tive or bent.

Tow bar missing, bent,

Check that tow bar is present and is not bent,

cracked or broken. Tow

cracked or broken and will secure in towing

bar will not secure in

position.

towing position.

B-7