TM 9-2320-279-20-3
M978 Tanker Maintenance Instructions (Cont)
(19) Set PTO ENGAGE switch (1) to OFF
position. Check that indicator
light (2) goes out.
(20) Shut off engine (TM 9-2320-279-10).
d. Follow-on Maintenance.
(1) Recirculate fuel
(TM 9-2320-279-10).
(2) Check V4 relief valve for leaks.
(3) Install pump module left side access
panel (para 16-48).
(4) Close pump module rear access
doors (TM 9-2320-279-10).
END OF TASK
25-19. V5 AIR ACTUATED FLOW VALVE AND FLANGE COUPLINGS
REMOVAL/INSTALLATION.
This task covers:
a. Removal
c. Follow-on Maintenance
b. Installation
INITIAL SETUP
Models
Equipment Condition
M978
TM or Para
Condition Description
Test Equipment
TM 9-2320-279-10 Air system drained.
None
TM 9-2320-279-10 Pump module top access
Special Tools
door opened.
Para 16-48
Pump module right side
None
access panel removed.
Supplies
Para 23-4
Filter-separator removed.
None
Special Environmental Conditions
Personnel Required
None
MOS 63S, Heavy wheel vehicle mechanic (2)
General Safety Instructions
References
No smoking, flame, sparks, and hot or glowing
None
objects within 50 ft (15 m) of vehicle.
25-91
