7
Attach a garden hose to the inlet fitting on the
side of the case. Check for the gasket and
screen in the fitting. The gasket assures a
good seal and the screen keeps debris from
entering the pump. CLEAN THIS SCREEN
periodically to avoid restricting liquid to the
pump. Inlet line must be a minimum of 1/2".
Be certain the inlet water supply is sufficient
before operating unit.
Uncoil the power cord and connect to a prop-
erly grounded receptacle. Voltage should be
between 110 and 115 to avoid stalling or
overloading motor.
(15 amp for 1.5 H.P.,
20 amp for 2.0 H.P.)
Attach Vari-Nozzle with extension to gun with
extension. Snap Vari-Nozzle fitting into
extended hex collar on gun extension and
thread on hand tight.
Remove the
BACK FLOW
PREVENTER
from the owner’s
manual plastic
bag. Thread
female end of
preventer onto
water supply
faucet. Then
thread garden
hose onto
preventer.
Turn inlet
water supply to
the unit to full
open. Inlet water
temperature
should not
exceed the
maximum listed
in specifications.
Bleed air from system by triggering gun. With
adequate water pressure, unit should prime
within one minute. Trigger the gun with the
Vari-Nozzle in the (forward) low pressure
position to speed the priming.
Flip power switch from “OFF” to “ON”.
Then trigger gun to assure all air is bled from
system.
CAUTION
2 H.P. Model must be plugged into an
outlet that is rated for 20 amps or greater
or the circuit breaker will trip.
CAUTION
Be certain to install the BACK FLOW
PREVENTER to prevent chemicals or soap
from flowing back into the supply line.
CAUTION
NEVER leave unit unattended in by-pass
(with trigger gun shut off) for prolonged
periods.
CAUTION
If the unit is run with an inadequate inlet
water supply the unit will cavitate.
Cavitation causes the pump to operate
loudly, vibrate and cause damage to
the pump.
15 amp
2X1000
20 amp
2X1500
3X1000
3X1250
FAUCET
OPEN
BACK FLOW
PREVENTER
GARDEN
HOSE
