Wayne JCU50 instruction manual Installation Cont’d, Deep Well Installation

Operating Instructions and Parts Manual

JCU50

Installation (Cont’d)

ping air. If horizontal distance

1

1

/4” Pipe

Jet Body

exceeds 25 feet, see Chart 2 for rec-

5. Slope the horizontal pipe upward

ommended pipe sizes.

toward the pump to eliminate trap-

1”

ping air. Sloping the pipe will also

Foot Valve

1

1

/4” Pipe

Foot Valve

Pipe

aid in priming the pump.

Packer

Figure 4 - Two Pipe Jet

DRIVEN WELL (FIGURE 15)

1. Drive the point several feet below

included) to the jet body. A 11/4”

the water table.

coupling is required to connect the

Figure 5 - Single Pipe Jet

Cups

NOTE: A packer type foot valve can be

larger pipe to the jet assembly.

installed in the well (Figure 3,

2.

Connect the 1” pipe threads into

DRILLED WELL (2”) WITH SINGLE PIPE

Illustration B). This type of foot valve

the smaller opening in the jet body.

PACKER (FIGURES 15 AND 5)

allows the well to be filled with water

3. Lower the jet into the well. Add

when priming and makes the inlet pipe

pipe as needed. Be sure to use pipe

NOTE: Single pipe packer jets rely on

much easier to test for leaks. Follow

joint compound on all male threads.

the space between single pipe and

the manufacturer’s instructions when

4. Position the jet 10 - 20 feet below

inside of well casing for return water

installing the packer type foot valve.

to operate jet. Two inch installations

the lowest anticipated water level,

As an alternative, an in-line check valve

must use 11/4” galvanized steel pipe

but never closer than 5 feet from

can be used with a driven well (Figure

with special turned couplings (113/16”

the bottom of the well, if possible.

3, Illustration C). The pipe between the

O.D.) to avoid restricting flow of return

5. Install a well seal to support the

check valve and the water level will

water back to jet.

pipe and prevent surface water and

always be under a vacuum.

1. Assemble the foot valve and packer

other contaminants from entering

Leaking joints or couplings will allow

to the jet body.

the well.

air to leak into the pipe and cause

6. Install the horizontal pipe from the

2. Lubricate the rubber cups with

abnormal pump operation. Make sure

petroleum jelly.

well to the pump. Piping from the

to use pipe joint compound on all male

vertical well pipe to the pump

3.

Attach the first section of pipe and

pipe threads.

should never be smaller than the

lower jet into well.

DUG WELL, CISTERN, LAKE AND SPRING

well pipes.

4. Add pipe until the jet is positioned

INSTALLATION (FIGURE 15)

7.

Slope both pipes upward toward

5 - 15 feet below the lowest antici-

1. Install a foot valve on inlet pipe and

the pump to prevent trapping air. If

pated water level. The jet should

lower into water.

the horizontal distance exceeds 25

never be closer than 5 feet from the

The foot valve

feet, see Chart 2 for the recom-

bottom of the well or sand and sed-

should be at least

mended pipe sizes.

iment may be drawn into the sys-

18” from the bottom of the well or

DUG WELL, CISTERN, LAKE AND SPRING

tem.

sand or sediment could be drawn into

the system.

WITH TWO PIPE JET (FIGURE 15)

5.

With the jet in position, fill the

NOTE: When a lake is used as a water

1. Install a 11/4” foot valve (not includ-

pipes with water to make sure the

supply, make sure the inlet pipe is deep

ed) to the jet body. A 11/4” coupling

rubber cups are sealed against

enough to be submerged at all times.

is required to connect the larger

inside of the well casing. It may be

Protect the pipe from damage from

pipe to the jet assembly.

necessary to move the jet up and

swimmers and boats.

2. Connect the 1” pipe threads into

down to seat the cups.

Slope the horizontal piping upward

6.

Install the casing adapter and the

the smaller opening in the jet body.

toward the pump to prevent trapping

3. Lower the jet into the water below

horizontal pipes.

air. The pipe must be removed during

7.

Slope both pipes upward toward

the lowest anticipated water level,

winter months or protected against

the pump to eliminate trapping air.

but never closer than 18” from the

freezing.

If the horizontal distance exceeds

bottom. Sand or debris may be

Protect the pipe from damage from

25 feet, see Chart 2 for the recom-

drawn into the system if the jet is

swimmers and boats.

too close to the bottom.

mended pipe sizes.

Install a screen

4. Provide protection for the jet and

DEEP WELL PUMP WITH HORIZONTAL

AND VERTICAL STORAGE TANK

around the inlet

pipes against damage from boats or

pipe to prevent the entrapment of swim-

swimmers if a lake is used for the

(FIGURES 6 AND 7)

mers.

1.

Install the air volume control on the

water supply.

DEEP WELL INSTALLATION

tank as shown.

Install a screen

DRILLED WELL (4” OR LARGER) WITH

2.

Connect the copper tube from the

around the inlet pipe

TWO PIPE JET (FIGURES 15 AND 4)

to prevent the entrapment of swimmers.

air volume control to the 1/8” NPT

1. Assemble a 11/4” foot valve (not

5.

Slope the horizontal pipes upward

opening directly above the 11/4”

opening on the front of the pump.

toward the pump to prevent trap-

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