New Shallow Well Installation
Figure 7: Install Control Valve and
Pressure Gauge
Tap clamp
to seat it
Figure 8: Install Ejector
To Household
Water System
Pressure Gauge
and Priming Port
Relief Valve
Suction Pipe
From Well
Built-in
Check
Valve
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Not
At least
Foot
10'
Valve
to
Scale
Screen
5 to 10'
Figure 9: Surface Water Installation
For parts or assistance, call Flotec Customer Service at
teflon-based pipe joint compound on threaded pipe joints. Support
the pipe so that there are no dips or sags in the pipe, so it doesn't
strain the pump body, and so that it slopes slightly upward from the
well to the pump (high spots can cause air pockets which can air
lock the pump). Seal the suction pipe joints with teflon tape or a
teflon based pipe joint compound. Joints must be air- and water-
tight. If the suction pipe can suck air, the pump cannot pull water
from the well.
You have just completed the suction piping for your new shallow well jet
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pump. Please go to Page 8 for discharge pipe and tank connections.
INSTALLATION FOR SURFACE WATER
Step 1. Install the control valve and pressure gauge in the pump body (see
Figure 7).
Step 2. Install ejector kit FP4855 with a Series 4200 pump, or kit FP4875
with a Series 4300 pump (kits are sold separately). Follow the
instructions provided with the kit. Align the venturi with the top
hole on the front of the pump (see Figure 8).
Step 3. The pump should be installed as close to the water as possible,
with the fewest possible fittings (especially elbows) in the suction
pipe. The suction pipe should be at least as large as the suction port
on the pump.
Step 4. Assemble a foot valve and suction pipe (see Figure 9). Make sure
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that the foot valve works freely. Use teflon tape or a teflon-based
pipe joint compound on threaded pipe joints. Protect the foot valve
assembly from fish, trash, etc, by installing a screen around it (see
Figure 9).
Step 5. Lower the pipe into the water until the strainer is five feet above the
bottom. It should also be at least 10 feet below the water level in
order to prevent the pump from sucking air.
Step 6. Install a priming tee, priming plug, and suction pipe to the pump
(see Figure 9). Support the pipe so that there are no dips or sags in
the pipe, so it doesn't strain the pump body, and so that it slopes
slightly upward from the well to the pump (high spots can cause air
pockets which can air lock the pump). Seal the suction pipe joints
with teflon tape or a teflon based pipe joint compound. Joints must
be air- and water-tight. If the suction pipe can suck air, the pump
cannot pull water from the well.
You have just completed the plumbing for your new shallow well jet
pump. Please go to Page 8 for discharge pipe and tank connections.
1-800-365-6832
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