TM 9-2320-279-34-3
22-80
Change 4
M978 Tanker Maintenance Procedures Instructions (Cont)
22-16. V7/V8 REEL VALVE REPAIR (CONT).
(3)
Remove two nuts (5) and screws (6) from
upper housing (7) and lower housing (8).
(4)
Remove upper housing (7) and lower housing
(8) from body and liner (9).
(5)
Remove preformed packing (10) from
stem (4).
NOTE
Stem may stay in lower housing or body.
(6)
Remove stem (11) from housing (8).
(7)
Remove preformed packing (12) from
stem (11).
b. Cleaning/Inspection.
WARNING
Adhesives, solvents, and sealing compounds can
burn easily, can give off harmful vapors, and are
harmful to skin and clothing. To avoid injury or
death, keep away from open fire and use in
well-ventilated area. If adhesive, solvent, or
sealing compound gets on skin or clothing, wash
immediately with soap and water.
(1)
Clean all metal parts with dry cleaning solvent.
WARNING
Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use
only with effective chip guarding and personal protective equipment, goggles,
shield, and gloves.
(2)
Dry metal parts with compressed air.
(3)
Inspect all metal parts for bends, breaks, cracks, and sharp edges.
(4)
Replace damaged parts.
c. Assembly.
CAUTION
Disk must be in open position for proper installation
of valve parts and to prevent equipment damage.
NOTE
V7 Models A and B and V8 Models A and B reel valves
are assembled the same way.
(1)
Move disk (1) in body liner (2) to open position.
