4-17. PIPING
TM 55-2090-201-14&P
LOCATION
ITEM
ACTION
R E M A R K S
Inspect valves for proper
operation and piping and
fittings for damaged
threads.
Replace defective valve,
piping or fittings with
serviceable-like item.
4.
Second
Install reducer (20),
stage
nipple (19), elbow (18),
(21)
nipple (17), valve (16),
separator nipple (15), tee (14)
piping
and nipple (13).
and fit-
tings
5.
1st Stage
a. Install reducer (11),
(prefil-
nipple (10), elbow (9),
ter) (12)
nipple (8), valve (7),
piping
nipple (6), tee (5),
and fit-
pipe plug (4), nipple
tings
(3) and union halves
(2).
b. Secure by tightening
collar (1).
c. Install oil discharge
line (22).
4-40
