TM 9-2330-384-14&P
4-72. PRECHECK SYSTEM MAINTENANCE (Con't).
Connect tubing (14) to straight adapter (32) and tighten nut (31).
(8)
Connect tubing (14) to elbow (16) and tighten nut (15).
(9)
(10) If removed, install new grommet (30) to hole in back wall of cabinet (11).
(11) If removed, install elbow (35) to elbow (34) at piping assembly (33).
(12) Install new elbow (7) to precheck valve (8). Install precheck valve to shelf inside cabinet (11)
(see subparagraph b).
(13) Apply grease to grommet (30).
Push tubing (4) through grommet
into cabinet (11). Allow slack at
each end of tubing. Secure tub-
ing with clips (5). Use a soft-
faced hammer to gently tap clips
back into position.
(14) Connect tubing (4) to elbow (7)
and tighten nut (6).
(15) Connect tubing (4) to elbow (35)
and tighten nut (36).
(16) If removed, install new grommet
(30) to hole in back wall of cabi-
net (11).
(17) If removed, install straight adapt-
er (28) to coupling (24).
(18) Install new elbow (7) to precheck
valve (8). Install precheck valve
to shelf inside cabinet (11) (see
subparagraph b).
(19) Apply grease to grommet (30). Push tubing (3) through grommet into cabinet (11). Allow
slack at each end of tubing. Secure tubing with clip (5). Use a soft-faced hammer to gently
tap clip back into position.
(20) Connect tubing (3) to elbow (7) and tighten nut (6).
(21) Connect tubing (3) to straight adapter (28) and tighten nut (29).
4-236