Section I. OPERATOR/CREW

TM 10-3930-647-14&P

APPENDIX

PREVENTIVE

MAINTENANCE

CHECKS

AND

SERVICES

Section

OPERATOR/CREW

PMCS

1. Do your before (B) PREVENTIVE MAIN-

cannot tighten it.

TENANCE just before you operate the vehicle. Pay

C-Welds: Look for loose or chipped paint, rust or

attention to the CAUTIONS AND WARNINGS.

gaps where parts are welded together. If you find a

2 . Do your (D) PREVENTIVE MAINTENANCE

bad weld, report it to organizational maintenance.

during operation. ( D u r i n g o p e r a t i o n m e a n s t o

D-Electric wires and connectors: Look for cracked

m o n i t o r the forklift and its related component

or broken insulation, bare wires, and loose or broken

systems while they are actually being operated).

connectors. Tighten loose connectors and make sure

3. Do your after (A) PREVENTIVE MAIN-

the wires are in good shape.

TENANCE right after operating the vehicle. Pay

E-Hoses and fluid lines: Look for wear, damage

attention to the CAUTIONS and WARNINGS.

and leaks and make sure clamps and fittings are

4. Do your weekly (W) PREVENTIVE MAIN-

tight. Wet spots show leaks, of course. But a stain

TENANCE weekly.

around a fitting or connector can mean a leak. If a

5. Do your monthly (M) PREVENTIVE MAIN-

leak comes from a loose fitting or connector, tighten

TENANCE once a month.

it. If something is broken or worn out, report it to

6. If something doesn't work, troubleshoot it with

organizational maintenance.

t h e instructions in your commercial manual or

10. It is necessary for you to know how fluid

notify your supervisor.

l e a k a g e affects the status of your vehicle. The

7. Always do your

PREVENTIVE MAIN-

f o l l o w i n g are definitions of the types/classes of

TENANCE in the same order so it gets to be a

leakage you need to know to be able to determine

habit. Once you've had some practice, you'll spot

the status of your vehicle. Learn, then be familiar

anything wrong in a hurry.

w i t h them and REMEMBER-WHEN IN DOUBT,

8. If anything looks wrong and you can't fix it,

N O T I F Y YOUR SUPERVISOR!

write it on your DA Form 2404. If you find

s o m e t h i n g seriously

wrong,

Leakage definitions for crew/operator PMCS

r e p o r t it

organizational maintenance RIGHT NOW.

Class I

Seepage of fluid (as indicated by wet-

9. When you do your PREVENTIVE MAIN-

ness or discoloration) not great

TENANCE, take along the tools you will need to

enough to form drops.

make all the checks. Take along a rag, you'll always

Leakage of fluid great enough to form

Class II

need at least one.

drops but not enough to cause drops

to drip from item being checked/in-

WARNING

spected.

Dry cleaning solvent, used

to clean parts

Class III

Leakage of fluid great enough to form

is potentially dangerous to

personnel and

drops that fall from the item being

property. Do not use near

open flame or

checked/inspected.

excessive heat. Flash point

of this solvent

is 138F.

CAUTION

Equipment operation is allowable with

A-Keep it clean: Dirt, grease, oil, and debris only

minor leakages (class I OR II). of course,

get in the way and may cover up a serious problem.

consideration must be given to the fluid

Clean as you work and as needed. Use dry cleaning

capacity in the item/system being

solvent (SD-2) on all metal surfaces. Use soap and

checked/inspected. When in doubt, notify

water when you clean rubber or plastic material.

your supervisor.

B--Bolts, nuts and screws: Check them all for ob

When operating with class I OR II leaks,

vious looseness, missing, bent or broken condition.

continue to check fluid levels as required

You can't try them all with a tool, of course, but

in your PMCS.

look for chipped paint, bare metal, or rust around

Class I I I leaks should be reported to your

bolt heads. If you find one you think it loose, tighten

supervisor.

it, or report it to organizational maintenance if you

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