TM 9-2320-279-20-3
Change 4
25-121
M978 Tanker Maintenance Instructions (Cont)
CAUTION
Do not tear or otherwise damage coupling
gasket during installation. If coupling
gaskets are damaged, piping connections
will leak.
(4)
Install coupling gasket (7) on V11 FLOW
VALVE (REG) (3).
(5)
Position adapter (8) against V11 FLOW
VALVE (REG) (3) and install coupling
gasket (7) over ends of valve and
adapter.
(6)
Hold adapter (8) in place and install two
coupling halves (9) with screws (10) and
nuts (11).
(7)
Make sure valve handle (12) is set to closed
position.
(8)
Install dust cap (13).
c. Follow-on Maintenance.
(1)
Perform filtered bulk unloading (TM 9-2320-279-10).
(2)
Check V11 FLOW VALVE (REG) for leaks.
(3)
Close pump module rear access doors (TM 9-2320-279-10).
END OF TASK
Supplies
Compound, sealing, pipe thread, Item 18,
Appendix C
This task covers:
a. Removal
c. Follow-on Maintenance
b. Installation
INITIAL SETUP
Personnel Required
MOS 63S, Heavy wheel vehicle mechanic
Equipment Condition
TM or Para
Condition Description
TM 9-2320-279-10 Pump module rear access
doors opened.
References
None
Special Tools
None
25-26. V12 BOTTOM LOAD PRECHECK VALVE REMOVAL/INSTALLATION.
Models
M978
Test Equipment
None
Special Environmental Conditions
None
General Safety Instructions
No smoking, flame, sparks, and hot or
glowing objects within 50 ft (15 m) of
vehicle.
