User's Manual
Installation
10 3A1973B
Air Exhaust Ventilation
The air exhaust port is 3/8 npt(f). Do not restrict the air
exhaust port. Excessive exhaust restriction can cause
erratic pump operation.
To provide a remote exhaust:
1. Remove the muffler (P) from the pump air exhaust
port.
2. Install a grounded air exhaust hose (T) and connect
the muffler (P) to the other end of the hose. The
minimum size for the air exhaust hose is 3/8 in.
(9.5 mm) ID. If a hose longer than 15 ft (4.57 m) is
required, use a larger diameter hose. Avoid sharp
bends or kinks in the hose.
3. Place a container (U) at the end of the air exhaust
line to catch fluid in case a diaphragm ruptures. See
F
IG. 4.
F
IG. 4: Venting Exhaust Air
To avoid serious injury from explosion or hazardous
fluids:
• ensure the system is properly ventilated for your
type of installation.
• vent the exhaust away from people, animals, food
handling areas, and all sources of ignition
• place an appropriate container at the end of the air
exhaust line to catch fluid. If a diaphragm ruptures,
fluid will exhaust with the air. See F
IG. 4.
Key:
A Air supply line
B Bleed-type master air valve
(required for pump)
C Air regulator
D Air line quick disconnect
E Master air valve (for accessories)
PMuffler
T Grounded air exhaust hose
U Container for remote air exhaust
P
U
T
D
A
B
C
E
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