DISASSEMBLE AIR GOVERNOR
DISASSEMBLY AND ASSEMBLY
950 BNSCE and 950BSCE
Unscrew cover (1) until cover is released
from governor adjusting screw (2). Remove
Remove spring retaining ring (4).
Pull adjusting screw (2) with spring assembly
(5) out of governor body (6).
NOTE: Spring assembly (5) is not normally dis-
assembled. Parts of this assembly cannot
be purchased separately.
To disassemble spring assembly (5), remove
locknut (7) and spring seat (8) from adjust-
ing screw (2).
Remove spring (9), lower spring seat (10),
spring guide (11), and the remaining lower
spring seat (12).
Gently tap the open end of the valve
on a flat surface to remove exhaust
(13), spring (14) and piston assembly
NOTE: Items (13) and (15) may be made of either
metal or plastic.
Remove O-rings (16) from the piston assem-
Using a hooked wire, remove O-Ring (17)
from piston assembly. On plastic piston
assemblies (15) it may be necessary to
remove washer (18) and retaining ring (19)
before removing O-ring (17).
If piston assembly is plastic, insert the blade
of a small screwdriver between the two ears
of retaining ring (20) and pry retaining ring
(20) out of piston. Remove valve spring (21)
and inlet/exhaust valve (22).
If piston assembly is metallic, remove valve
spring (21) from recess in piston. Remove
inlet/exhaust valve (22).
If NBC exposure is suspected, all air filter media
should be handled by personnel wearing pro-
tective equipment. Consult your unit NBC Offi-
cer or NBC NCO for appropriate handling or dis-
11. Remove and discard filters (23) from un-
loader and reservoir ports in governor body.