Miller Air Pak, Owner'S Manual, Page: 40 / 86

OM-478 Page 36
8-6. Adjusting Air Pressure
Ref. ST-153 653-A / Ref. ST-801 325-A / Ref. ST-184 780-C
Governor cut-in pressure is 105 psi
(724 kPa) and cut-out pressure is
125 psi (862 kPa).
Cut-in and cut-out pressure
values are
±
5 psi (34 kPa).
Check pressure using air pressure
gauge on front panel. If necessary,
adjust cut-out pressure as follows:
1
Governor
2 Rubber Boot
3 Jam Nut
4 Screw
Remove boot and loosen nut. Turn
screw clockwise (increase pres-
sure) or counterclockwise (de-
crease) until cut-out pressure is
125 psi (862 kPa).
Tighten nut and replace boot.
Tools Needed:
1
2
3
4