SECTION III PREPARATION FOR USE

TM 10-3930-623-12

SECTION III

PREPARATION FOR USE

3-1.

VISUAL EXAMINATION.

CAUTION

Do not use aromatic blend aviation

3-2. Examine

the

truck

exterior

for

visible

gasoline. Components of the fuel

discrepancies, such as loose fasteners, dirt, physical

system are not designed for aromatic

damage or missing parts.

fuels and damage to the system will

3-3. SERVICES UPON RECEIPT.

probably result.

3-3.1. Maintenance and Operating Supplies

A list of maintenance and operating supplies required for

3-7. BRAKE SYSTEM. Check level, of brake fluid in

brake master cylinder (for access, remove plug at left

initial operation of the fork lift truck are contained in table

side of truck floorplate). Maintain level of fluid to within

3-1.

1/4 inch of top of filler hole with nonpetroleum base

3-4. ENGINE OIL. Before starting the engine, raise

hydraulic brake fluid meeting the requirements of

engine compartment cover and check the oil level in the

Federal Specification W-H-910. Check operation of

crankcase. The oil fill pipe and bayonet type dipstick are

hand brake.

located on the right side of the crankcase (see figure 3-1).

3-8. BATTERY (see figure 3-1). Check electrolyte

Add oil as necessary (LO 10-3930-623-12) to bring the

level. Add distilled or mineral-free water as needed.

level to the upper mark on the dipstick. Use a grade of

oil appropriate to the lowest expected temperature.

CAUTION

Never operate the truck with the oil level below the LOW

Do not use water in the battery which

mark on the dipstick, nor add oil so that the level will be

has been treated by a water softener.

above the upper mark on the dipstick.

Such water is usually harmful to lead-

acid type batteries.

3-5. COOLING SYSTEM. Check that the radiator drain

cock at the bottom of the radiator and cylinder block

Check specific gravity of electrolyte with a battery

drain cock are closed. Fill cooling system with water, or,

hydrometer to learn if battery is sufficiently charged for

if below freezing temperatures are expected, with a

use. If temperature corrected specific gravity is less

mixture of ethylene glycol, inhibited, meeting the

than 1.225 (half charged), recharge battery from an

requirements of Federal Specification O-A-548A in

external source. Full charge is indicated by, a reading of

proportions to provide protection to the lowest expected

1.260 to 1.280 in each cell.

temperature.

3-9. HYDRAULIC SYSTEM TANK.

TANK IS

NOTE

LOCATED ON LEFT SIDE OF TRUCK. RAISE HOOD

If extreme cold is expected, fill the

COVER FOR ACCESS TO GAGE AND FILLER TUBE.

cooling system (after complete

WITH FORK FULLY LOWERED, REMOVE BREATHER

draining of water) with Arctic type

CAP FROM TANK AND CHECK QUANTITY OF FLUID.

antifreeze meeting the requirements

REPLENISH AS NECESSARY WITH HYDRAULIC

of Specification MIL-C-11755. This

FLUID

MEETING

THE

REQUIREMENTS

will protect the cooling system

(LO 10-3930-623-12.

against frost damage to -65 degrees

3-10. TRANSMISSION.

With engine idling, and

F. Start the engine and permit it to

transmission in neutral, check level of transmission fluid

reach operating temperature (about

with transmission dipstick. Add only type A automatic

180 degrees F), as indicated by the

transmission fluid suffix A, (LO 10-3930-623-12).

gage on the instrument cluster. At

operating temperature the cooling

NOTE

system will be under slight pressure.

Extra fluid (4 quarts) is added to the

Inspect radiator, water pump, and

transmission before shipment from

hose connections for leaks at this

the factory. Drain oil as necessary to

time.

bring level down to FULL mark on

3-6. FUEL SYSTEM. Fill the fuel tank through the fuel

dipstick before using truck.

fill (Appendix B). The engine will operate on higher

CAUTION

grades of automotive gasoline, but does not require

If truck has been serviced for Arctic

them.

conditions (to -65 degrees F) use

only the transmission fluid given on

LO 10-3930-623-12. Do not mix the

two types of transmission fluids

recommended for different climatic

conditions.

3-1