TM 9-2320-279-20-3
Change 4
25-109
M978 Tanker Maintenance Instructions (Cont)
CAUTION
Do not pinch or pull coupling
gaskets off-center while
installing coupling halves. If
coupling gaskets are damaged or
moved out of position, piping
connections will leak.
(4)
Install two coupling
halves (6) on coupling
gasket (1) with screws (7)
and nuts (8).
(5)
Install two coupling
halves (9) on coupling
gasket (2) with screws
(10) and nuts (11).
c. Follow-on Maintenance.
(1)
Perform fuel servicing
(TM 9-2320-279-10).
(2)
Check V7 or V8 REEL
VALVE connections for leaks.
(3)
Close pump module rear access doors (TM 9-2320-279-10).
END OF TASK
25-23. V9 CHECK VALVE REMOVAL/REPAIR/INSTALLATION
Supplies
Compound, sealing, pipe thread, Item 18,
Appendix C
Oil, lubricating, Item 32, Appendix C
Solvent, dry cleaning, Item 47, Appendix C
This task covers:
a. Removal
d. Assembly
b. Disassembly
e. Installation
c. Cleaning/Inspection
f. Follow-on Maintenance
INITIAL SETUP
Personnel Required
MOS 63S, Heavy wheel vehicle mechanic
Equipment Condition
TM or Para
Condition Description
TM 9-2320-279-10 Pump module top access
door opened.
References
None
Special Tools
None
Models
M978
Test Equipment
None
Special Environmental Conditions
None
General Safety Instructions
No smoking, flame, sparks, and hot or glow-
ing objects within 50 ft (15 m) of vehicle.
