OPERATING THE
FREE-AIR®PUMP
1. Analyze the atmosphere at the location of
the air inlet and the pump itself to be sure
the pump will not be operating in a contam-
inated or an explosive atmosphere.
2. If Using an EDP10 Pump:
Plug the pump into a 115 volt electrical
outlet. The pump’s motor is equipped with
a toggle switch and a 7 foot (2 m) ground-
ed cord with a standard three-prong plug.
You may use up to 100 (30.5 m) feet of 50
amp, 3-wire grounded extension cord to
reach your electrical outlet. We recom-
mend using 14 gauge wire. Avoid excess-
ive lengths of extension cord, especially if
running the pump continuously.
If Using an EDP16TE Pump:
Plug the pump into a 115 volt electrical
outlet. The pump’s motor is equipped with
a toggle switch and a 7 (2 m) foot ground-
ed cord with a standard three-prong plug.
You may use up to 100 (30.5 m) feet of 50
amp, 3-wire grounded extension cord to
reach your electrical outlet. We recom-
mend using 12 gauge wire.
Avoid excessive lengths of extension cord,
especially if running the pump continuously.
The pump’s motor is equipped with manual
reset thermal overload protection for 115
volt operation. The reset button is located
on the side opposite the toggle switch.
The EDP16TE may be rewired for 208/230
volt, 60 Hz operation. If rewired to 208/230
a suitable starter/contactor and thermal
overload protector must be provided by the
user. The conversion work should be
performed by a qualified electrician.
If Using an EDP16HAZ Pump:
The EDP16HAZ must be wired for either
230 or 460 volt, 3-phase, 60 Hz operation.
THE USER MUST SUPPLY AN EXPLO-
SION-PROOF THERMAL OVERLOAD
PROTECTOR AND A STARTER/CON-
TACTOR SWITCH.
Proper wiring should be performed by a
qualified electrician.
REFER TO THE MOTOR NAME PLATE
OR JUNCTION BOX COVER FOR
PROPER WIRING DIAGRAM.
WARNING : PROPER MOTOR SELECTION AND WIRING (IN
ACCORDANCE WITH LOCAL AND NATIONAL ELECTRIC CODES) IS
THE RESPONSIBILITY OF THE USER.
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WARNING : THE RESPIRATOR USER MUST NOT ENTER THE
CONTAMINATED WORK AREA UNTIL ALL OF THE FOLLOWING STEPS
HAVE BEEN COMPLETED