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TM 10-4930-247-13&P
5-2. NOZZLE ASSEMBLY (D1) REPAIR - cont
(18)
Install plate (5) and snap ring (4) on seal (6).
(19)
Aline plate (5) with lock pins (8) and index pins (7), then press seal (6) and attached parts onto body (13).
Make sure seal is fully seated on body.
(20)
Rotate lever (11, figure 5-3) to OPEN position.
(21)
Screw poppet (2, figure 5-2) onto shaft (3) until slots in poppet aline with cotter pin hole in shaft.
(22)
Rotate lever (11, figure 5-3) to CLOSE position.
(23)
Place a straight edge (rule) across top of seal (6, figure 5-2) and measure gap between edge of rule and
top of poppet (2). Gap should be 0.070 to 0.110 inch.
NOTE
Gap between straight edge and poppet will change 0.020 inch for every 1/4 turn of
poppet.
(24)
If gap is too small, rotate lever (11, figure 5-3) to OPEN and turn poppet (2, figure 5-2) 1/4 turn to the right.
If gap is too large, rotate lever (11) to OPEN and turn poppet (2) 1/4 turn to the left.
(25)
Repeat steps (22, 23 and 24) until gap is within tolerance.
CAUTION
Ends of cotter pin must be bent around slotted portion of poppet to prevent
jamming of shaft in body guide bore.
(26)
Install cotter pin (1, figure 5-2) through poppet (2) and into shaft (3). Make sure ends of cotter pin are bent
around slots in poppet.
(27)
Set lever (8, figure 5-1B) to CLOSE position.
WARNING
To prevent injury to personnel, wear protective gloves when installing bumper.
Bumper must be softened in hot water and installed while still hot. Failure to wear
protective gloves could result in serious burns.
(28)
If removed, soak new bumper (4) in hot water (160-180°F) until soft. While still soft and pliable, press
bumper onto collar (5).
(29)
Position body (9) on collar (5).
(30)
While holding collar (5), aline index lug (7) on body (9) with groove (6) in collar (5). Push body into collar,
then turn body to the right until body and collar engage.
5-8 Change 4
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