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Repair
8
311239D
Spool Repair Kit NXT098
Regulator Repair Kit NXT095
Quick Exhaust Repair Kit
NXT099
1.
Relieve pressure, page 7.
2.
See Parts drawing, page 10. Using a 3/8 in. deep
well socket, remove 7 screws (37) and disassemble
front cover (5) from housings (1, 2). Remove spring
(16).
3.
Pull the spool assembly (8) out of the housing (1).
4.
Clean and lubricate the bore in the housing (1).
5.
Install the new spool (8).
1.
Relieve pressure, page 7.
2.
See Parts drawing, page 10. Using a 1-3/8 in.
open-end wrench, unscrew the regulator housing
(19).
3.
Remove adjustment screw (17a), spring (17b), slip
ring (17c), and diaphragm (17d).
4.
Using #2 Phillips screwdriver, remove valve seat
(17e) slowly to avoid damaging flutes. Remove valve
assembly (17f) and spring (17g).
5.
Use all new parts in the kit. Reinstall the spring
(17g), valve assembly (17f), and valve seat (17e).
Tighten seat slowly to avoid damaging flutes.
6.
Do not apply any lubricant on the seating area of the
diaphragm (17d). Reinstall diaphragm, slip ring
(17c), spring (17b), and adjustment screw (17a).
1.
Relieve pressure, page 7.
2.
See Parts drawing, page 10. Using a 3/8 in. deep
well socket, remove 7 screws (37) and disassemble
front cover (5) from housings (1, 2).
3.
Remove seat (20a) with large flat blade screwdriver.
Push out the poppet (20b) using a soft dowel or an
allen wrench.
4.
Liberally grease housing threads to avoid damaging
o-ring (20c) on new poppet (20b). Install new poppet
with o-ring. Install new seat (20a).