TM 3-6665-329-13&P
Table 3-2. Functional Test Procedures (Cont).
Test
Procedure
Test
No.
9
Pressure Test
k.
Insert nonmetallic tubing (2) into end of
VACCUM TEST tubing (9).
l.
Disconnect bellows and Pump (4) from PRESSURE
PORT and connect to nonmetallic tubing (2) on
VACCUM TEST tubing (9).
m.
Operate bellows and pump (4) until PRESSURE-
VACUUM GAGE (7) indicates 1 inch of water.
The reading should not increase more than 1
inch in 1 minute. If it does, refer to
Troubleshooting paragraph 3-7.2.
n.
Disconnect bellows and pump (4) from VACUUM
TEST tubing (9) and store on accessory shelf.
Remove nonmetallic tubing (2) from VACUUM
o.
TEST tubing (9) and store on accessory shelf.
Open PRESSURE LOCK valve (6) to VERT positon
p.
(handle up).
Remove airflow stop (1) from PRESSURE TEST
q.
tubing (5) and store on accessory shelf.
r.
Remove meter adapter (3) and store on
accessory shelf.
Secure accessory shelf.
s.
Remove grommets and return PRESSURE TEST
t.
tubing (5) and VACUUM TEST tubing (4) to
PNEUMATIC LINE STORAGE compartment and
secure door.
Return PRESSURE LOCK valve (6) handle to
u.
HORIZ position (handle down),
v.
Slide Lid (10) onto hinges and secure with
four fasteners (11).
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