Operation
4
311239D
Operation
Component Identification
Bleed-type Master Air Valve (B)
The bleed-type master air valve is required in your sys-
tem to relieve air trapped between it and the air motor
when the valve is closed.
Air Regulator (C)
Adjusts air pressure to the motor and fluid outlet pres-
sure of pump. View the gauge (D) to read air pressure.
Air Filter (E)
Removes harmful contaminants from entering the air
control module and air motor.
Safety Relief Valve (F)
Automatically opens to relieve air pressure, to prevent
pump overpressurization.
Key for F
IG
. 1
A
Air Inlet, 3/4 npt(f)
B
Bleed-type Master Air Valve
C
Air Regulator Adjustment Knob (locking or non-locking)
D
Air Pressure Gauge
E
Air Filter (partially hidden)
F
Safety Relief Valve
Air Control Modules NXT011 and NXT031 (locking
air regulator) and NXT021 (non-locking air regula-
tor) include air line components in an integrated
assembly. See F
IG
. 1.
Trapped air can cause the pump to cycle unexpectedly,
which could result in serious injury from splashing or
moving parts.
F
IG
. 1: Air Control Module Mounted on NXT Air Motor
TI8233c
A
B
C
D
E
F
