TM-9-2320-273-34

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980

TM-9-2320-273-34 - Page 114 of 801

TM 9-2320-273-34

Top Fuel Tank Step Removal.

3-6. Preparation.

WARNING

For the safety of personnel performing

this task, TM 9-237 and TB 43-0212 will

be strictly adhered to.

Before any work begins on the fuel tank,

approval must be obtained first from

local safety and fire departments. Work

will not begin until declared SAFE BY

SAFETY PERSONNEL.

To prevent an y reoccurrence of harmful

vapors from reappearing in the fuel tank,

replacement of the step wiII be started

and completed immediately following

vapor test reading, using an explosive

meter.

Under no circumstances will any fuel

tank repair be carried over from the pre-

vious day, without performing another

vapor test reading to be conducted by

safety personnel. Repurge fuel tank if

vapors are present.

a. Remove drain plug (1, fig. 3-1) from bottom of fuel tank and drain fuel into suitable containers.

b. Remove fuel lines (3 and 5, fig. 3-1) and plug open ends.

C

. Remove air vent screw, fuel sending unit, and elbows from fuel tank (2 and 4, fig. 3-1).

d Clean and purge fuel tank.

3-7. Ramoval.

a. Remove top step using an electric reciprocating saw or hacksaw, cut connecting tabs on sides one

and two (fig. 3-2) as close as possible to fuel tank surface. Using a hacksaw, cut sides three and four, and

remaining tabs on sides one and two (fig. 3-2).

CAUTIO N

Fuel tank wall thickness is approximate-

ly .125 in. (3.17 mm). Extreme care

should be taken when grinding or sanding.

WARNING

Wear proper personal protective equip-

ment when grinding or sanding (safety

goggles/shield).

3-2

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