TM-9-2330-356-14
SEMITRAILER, TANK: 5000 GALLON, BULK HAUL, SELF LOAD/UNLOAD M967 AND M967A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, AUTOMOTIVE M969 AND M969A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, UNDER/OVERWING AIRCRAFT M970 AND M970A1
TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1990
TM-9-2330-356-14 - Page 460 of 528
TM 9-2330-356-14
(b) Inspect all parts for damage. If parts
other than O-rings and the disc (6) need replacement,
replace entire valve.
(4) Assembly.
(a)
Install O-ring (13) onto stem (15), then
install O-ring (12) into groove on body (10). Install O-ring
and body onto the valve body (16). Secure with four screws
(11).
(b)
Install O-ring (9) into seat (7) and screw
seat (7) into body (10).
(c)
Install disc (6), retainer (5), and spring
(3) into body (10).
(d)
Install O-ring (2) onto cover (1) and
screw cover into the body.
(e)
Connect the tubes (fig. 8-22) to the body
(10).
(f)
Install O-ring (14) into groove on valve
body (16).
(5)
Installation.
Install valve to filter/separator
(para 4-83).
8-19. Filter/Separator Manual Drain Valve (M969,
M969A1, M970, and M970A1) (Fig. 8-25)
a.
Removal.
Remove valve (para 4-83).
b.
Disassembly.
(1) Secure valve.
(2) Loosen packing nut (1). Turn hand wheel (2)
counterclockwise to force packing gland (3) and packing
(4) free from bonnet (5).
(3)
(4)
body (8).
(5)
stem (11).
Remove nut (6) and hand wheel (2).
Remove nut (7) to free bonnet (5) from valve
Remove nut (9). Pry washer (10) free from
c.
Cleaning and Inspection.
WARNING
NOT use near open flame or excessive heat.
The solvent’s flash point is 100°F-138°F
(38°C-59°C). If you become dizzy while
using cleaning solvent, immediately get fresh
air and medical help. If solvent contacts eyes,
immediately wash your eyes with water and
get medical aid.
(1) Clean all metal parts with dry cleaning
solvent (item 11, Appendix E).
(2) Inspect for cracks in valve body and bonnet.
(3) Inspect valve seat in body for pitting and
scoring.
TA113228
Figure 8-25. Manual Drain Valve.
d.
Assembly.
Dry cleaning solvent P-D-680 is toxic and
flammable.
Always wear protective goggles
and gloves, and use only in a well-ventilated
area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO
8-30
(1) Install washer (10) and nut (9).
(2) Fit bonnet (5) into valve body (8), and install
nut (7).
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