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TM 10-5430-232-12&P
SERVICE
WARNING
Cleaning solvent, P-D-680, used to clean parts, Is potentially dangerous to
personnel and property. It produces toxic and flammable fumes. Use only
In well-ventilated areas. Avoid repeated and prolonged skin contact. Do not
use near an open flame or excessive heat. The flash point of solvent Is
100°F to 138°F (38°C to 59°C).
1 Clean all parts with cleaning solvent and dry thoroughly.
2 Clean out preformed packing grooves with cleaning solvent and dry thoroughly.
3 Inspect all mechanical parts for cracks, dents, breaks, or wear. Replace or
repair if unserviceable.
4 Carefully inspect gaskets and preformed packings for deterioration, distortion,
cracks, or breaks. Replace when service is doubtful.
5 Ensure that vent hole in flame arrestor is clear.
ASSEMBLY (see figure 4-8)
1 Place relief cap gasket (13) inside relief cap (12).
2 Install flame arrestor (14) on relief cap (12); turn flame arrestor to right until two
pieces are joined tightly together.
3 Install flame arrestor (14) and the relief cap (12) on the vent pipe (11) until
vent pipe contacts relief cap. Rotate relief cap to right until vent pipe and
relief cap are pinned tightly together.
4 Insert vent pipe (11) in quick-disconnect coupling (8); rotate pipe to right until
two pieces are joined tightly together.
5 Insert gasket (10) into female quick-disconnect coupling (8).
6 With cam-lever arms (9) in outward position, install quick-disconnect coupling
(8) on male flanged adapter (4). Pull cam-lever arms in until they lock in place.
7 Install gasket (15) into dust cap (16).
INSTALLATION (See figure 4-8)
1 Lubricate preformed packing (6) with silicone compound; install into packing
groove (7) in tank fitting (5).
2 Install eight washers (2) and screws (1) through vent and pipe assembly (3) and
tank flitting (5). Torque screws to 30 in-lb (3.41 Nm) in accordance with 8 bolt
torque pattern.
Change 1
4-17
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