Section III: PREVENTATIVE MAINTENANCE

TM 55-4920-373-14&P

TABLE 3-5. LUBRICANTS (cont)

TEMPERATURE RANGE (Fahrenheit) (Military Specification)

Above +32 0 to +40

LOCATION

0F to -65

+40 to -10

Wheel Bearings

GAA Grease

(MIL-G-10924C)

Tie Rod Ends

(MIL-G-10924C)

Spindles

SECTION III

PREVENTATIVE MAINTENANCE

2. Keep the electrolyte at the proper level in

3-25. GENERAL.

the battery and the battery fully charged (Chapter

3; Section I, paragraph 3-7).

3-26. To insure equipment is ready for operation,

systematic inspections are performed (table 3-l).

Defects found shall be corrected before serious

CAUTION

damage occurs. Detailed information on repair

Keep engine running to charge and circulate

and replacement of authorized parts at the organi-

added water to battery. Otherwise, water

zational level, are described in Section V of this

added will freeze and crack battery case.

Chapter. Other normal preventative maintenance

shall consist of Cleaning, Lubrication and Extreme

3. Close engine access doors as required to

Environmental maintenance.

maintain satisfactory engine operating temperature.

3-27. CLEANING. The cleaning of the test stand

4. Insure oil in air cleaner is filled with the

shall be accomplished as specified in Chapter 3;

proper grade as specified in table 3-5.

paragraph 3-4.

5. Keep fuel tank full to prevent accumulation

3-28. LUBRICATION. To accomplish proper

of condensation.

lubrication proceed as follows:

3-31. EXTREME HEAT. Proceed with the fol-

1. Use an approved cleaning solvent (item 1,

lowing steps:

table 1-7) to wipe all surfaces clean surrounding

the point of application before applying lubricant.

1. Set up the test stand in a well ventilated

area and keep all access doors open during

2. Operate the test stand (Chapter 2; Sections

operation.

III and IV) for five minutes immediately after

lubrication. Inspect the oil filter for leaks and

2. Lubricate engine as specified in table 3-5.

correct defect as necessary.

3. Keep engine shrouding, cylinder heads, fins

3. Stop test stand operation (Chapter 2; Section

and the air opening in the housing free of dirt and

IV, paragraph 2-13) wait five minutes, and

recheck the oil filter. Add specified oil as listed

obstructions.

in table 3-5 to bring oil level to full mark.

4. Keep fuel tank full to prevent accumulation

of condensation.

4. For proper care of lubricant containers,

replace their respective covers and store in a

3-32. DUSTY OR SANDY AREAS. Proceed with

clean dry area. Keep all foreign matter out of

the following steps:

lubricants, exercising care by not leaving cans

opened.

1. Lubricate test stand in accordance with

table 3-5. Exercise extreme care during lubri-

3-29. EXTREME ENVIRONMENTAL MAIN-

cation to prevent dust or sand contaminating

TENANCE.

lubricants, grease gun, oil containers and fittings.

3-30. EXTREME COLD. Proceed with the

2. Protect test stand from dust and sand.

following steps:

Keep test stand clean and free of foreign matter.

3. Cover test stand with a tarpaulin when not

1. Lubricate the test stand as specified in

in use.

table 3-5.

3-17