TM-9-2320-279-20-3

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 3 OF 3

TM-9-2320-279-20-3 - Page 398 of 615

TM 9-2320-279-20-3

M978 Tanker Maintenance Instructions (Cont)

25-21. V6 FUEL/DEFUEL CONTROL VALVE REMOVAL/INSTALLATION (CONT).

(11)

(12)

(13)

Remove V6 FUEL/DEFUEL

CONTROL VALVE (5) and

gasket (24) from flange (25).

Remove two coupling

gaskets (4 and 9) from V6

FUEL/DEFUEL CONTROL

VALVE (5).

Remove reducer (26) from

coupling gasket (9).

b. Installation.

CAUTION

Do not tear or otherwise

damage coupling gaskets

during installation. If coupling

gaskets are damaged, piping

connections will leak.

(1)

Install reducer (1) in

coupling gasket (2).

(2)

Install gasket (3) on

flange (4).

(3)

Soldier B holds V6

FUEL/DEFUEL CONTROL

VALVE (5) in position on

pipe (6), flange (4), and

eductor assembly (7) while

Soldier A installs coupling

gaskets (2 and 8) over

pipes.

25-102