TM 9-2330-356-14
c.
Cleaning and Inspection.
NOTE
WARNING
It is not necessary to remove valve to replace
packings.
Dry cleaning solvent P-D-680 is toxic and
flammable. Always wear protective goggles
and gloves, and use only in a well-ventilated
a.
area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO
b. Disassembly.
NOT use near open flame or excessive heat.
The solvent's flash point is 100F-138F
(1) Secure valve.
(38C-59C). If you become dizzy while
(2) Loosen packing nut (1). Turn hand wheel (2)
using cleaning solvent, immediately get fresh
counterclockwise to force packing (3) and packing gland
air and medical help. If solvent contacts eyes,
(4) free from the valve body (5). Remove nut (6) and hand
immediately wash your eyes with water and
wheel (2).
get medical aid.
(1) Clean all metal parts with dry cleaning
(2) Inspect for cracks. If valve is removed from
the semitrailer, check sealing surfaces for pitting or
scoring. If any damage is noticed, replace valve.
Assembly.
d.
(1) Install new packing (3). Install packing gland
(4) and packing nut (1). Tighten nut two full turns.
(2) Install hand wheel (2) and nut (6). Tighten
nut.
e.
NOTE
It is not necessary to remove valve to replace
packings.
a.
Disassembly.
b.
(1) Secure valve.
(2) Loosen packing nut (1). Turn hand wheel (2)
counterclockwise to force packing (3) and packing gland
TA502308
(4) free from the bonnet (5). Remove nut (6) and hand
wheel (2).