FUEL TANK DRAINING -624880311

TM 5-2420-222-20-1

FUEL TANK DRAINING

This task covers:

a. Water and Sediment Draining (page 2-250)

b. Fuel Draining (page 2-251)

INITIAL SETUP:

Tools

Personnel Required

Container, 5-gallon

Two

Dispensing pump, hand driven

Drum, 55-gallon

Equipment Condition

Hose, rubber (Figure D-11, Appendix D)

Wrench, open-end, 5/8-inch

1. Fire extinguisher removed

(TM 5-2420-222-10)

2. Battery ground cable disconnected

(page 2-696)

ACTION

LOCATION

ITEM

REMARKS

WATER AND SEDIMENT DRAINING

WARNING

No open flames, welding, grinding, smoking, or use of heat producing devices permitted near fuel

tank and fuel lines during maintenance unless the fuel tank has been cleaned and purged of all

flammable liquids and vapors. Fuel burns easily and fumes are explosive. Keep battery

disconnected. Failure to observe these precautions could cause serious injury.

Fuel tank (1)

Fuel shutoff

a. Have assistant stand by with fire

valve (2)

extinguisher.

b. Turn clockwise to close.

Fuel shutoff

Fuel line (3)

a. Place 5-gallon container underneath.

valve (2)

b. Using 5/8-inch open-end wrench, unscrew and

take off.

Fuel tank (1)

Fuel shutoff

a. Connect rubber hose.

valve (2)

b. Turn counterclockwise until water and sediment

or fuel flows freely into container.

c. When clean fuel flows freely, turn clockwise to

close.

Make sure fuel flow has stopped

completely.

2-250