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TM 10-4930-247-13&P
5-3. RECIRCULATION NOZZLE ASSEMBLY REPAIR - cont.
(12)
Working through plug hole in body (13), install four socket head screws (1) through plate (6) and into lever
(11). Tighten screws securely.
CAUTION
Do not apply more than 1-1/2 wraps of anti-seize tape to plug threads. Excessive
tape may cause body to crack during plug installation.
(13)
Apply anti-seize tape to threads of plug (11, figure 5-6).
(14)
Install plug (11) in body (12).
(15)
Lubricate preformed packing (10) with silicone compound, then install packing in body (12).
(16)
Install three index pins (7) in body (12).
CAUTION
Lock pins must be installed with flat surfaces facing out from body. Installing lock
pins in the wrong direction will cause body to lock onto collar, preventing nozzle
operation.
(17)
Install springs (9) and lock pins (8) in body (12).
(18)
Install plate (5) and snap ring (4) on seal (6).
(19)
Aline plate (5) with with lock pins (8) and index pins (7), then press seal (6) and attached parts onto body
(12). Make sure seal is fully seated on body.
(20)
Rotate lever (11, figure 5-7) to OPEN position.
(21)
Screw poppet (2, figure 5-6) onto shaft (3) until slots in poppet aline with cotter pin hole in shaft.
(22)
Rotate lever (11, figure 5-7) to CLOSE position.
(23)
Place a straight edge (rule) across top of seal (6, figure 5-6) 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 5-7) to OPEN and turn poppet (2, figure 5-6) 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.
5-18
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