REDLION PWJET50 Shallow Well Jet Pump Owner’s Manual

OWNER’S MANUAL
PWJET50 Shallow Well Jet Pump

PWJET50 Shallow Well Jet Pump

The shallow well jet pump is ideal for the supply of fresh water to rural homes, farms, and cabins. This pump is suitable for installations where the vertical distance from the pump to the water level does not exceed 25 ft (7.6 m), including draw-down (less at high altitudes) and features a factory pre- set 30/50 pressure switch.
This product is covered by a Limited Warranty for a period of 1 year from the date of original purchase by the consumer. For complete warranty information, refer to www.redlionproducts.com.
Specifications

FNPT
PWJET50| 97080501| ½| 115| 6.6| 1¼”| 1″
230| 3.3

SAFETY INSTRUCTIONS

This equipment should be installed and serviced by technically qualified personnel who are familiar with the correct selection and use of appropriate tools, equipment, and procedures. Failure to comply with national and local electrical and plumbing codes and within Red Lion recommendations may result in electrical shock or fire hazard, unsatisfactory performance, or equipment failure.
Know the product’s application, limitations, and potential hazards. Read and follow instructions carefully to avoid injury and property damage. Do not disassemble or repair unit unless described in this manual.
Failure to follow installation or operation procedures and all applicable codes may result in the following hazards:
DANGER
Risk of death, personal injury, or property damage due to explosion, fire, or electric shock.

• Do not use in explosive atmospheres or hazardous locations as classified by the NEC, ANSI/NFPA70.
• Do not handle a pump or pump motor with wet hands or when standing on a wet or damp surface or in water until the unit is unplugged or electrically disconnected.
• Do not use to pump flammable, combustible, or explosive fluids such as gasoline, fuel oil, kerosene, etc.
• When a pump is in its application, do not touch the motor, pipes, or water until the unit is unplugged or electrically disconnected.
• If the power disconnect is out of sight, lock it in the open position and tag it to prevent unexpected application of power.
• If the disconnect panel is not accessible in an emergency, contact the power company to stop service.

WARNING
High voltages and system pressure capable of causing severe injury or death are present in this unit.

• To reduce risk of electrical shock, disconnect power before working on or around the system. More than one disconnect switch may be required to de-energize the equipment before servicing.
• Release all system pressure prior to installation, service, relocation, or maintenance.
• Be certain that this pump is connected to a circuit equipped with a ground fault circuit interrupter (GFCI) device if required by code.
• The pump includes a grounding connector. To reduce risk of electric shock, be certain that it is properly connected to ground.
• Wire pump system for correct voltages. This pump has a dual voltage motor (115/230 V). The voltage on the pump must match the voltage from the power source. Incorrect wiring may cause fire.
• Check local electrical and building codes before installation. The installation must be in accordance with their regulations as well as the most recent National Electrical Code (NEC), Occupational Safety and Health Act (OSHA), and Canadian Electrical Code (CEC).
• Motor must be grounded and terminal cover in place to reduce shock hazard.
• Do not remove priming plug, casing, or suction or discharge fittings when pump is hot. Hot water or vapor inside could be pressurized and could cause severe burns.
• This pump has not been investigated for use in swimming pool or marine areas.
• Always use a properly selected and installed pressure relief valve to prevent damage and injury from over-pressurization of the system when required by local codes.

CAUTION
Risk of bodily injury, electric shock, or equipment damage.

• This equipment must not be used by children or persons with reduced physical, sensory or mental abilities, or lacking in experience and expertise, unless supervised or instructed. Children may not use the equipment, nor may they play with the unit or in the immediate vicinity.
• Equipment can start automatically. Always unplug the pump power cord and disconnect the electrical power before servicing the pump or control.
• Do not run the pump dry. If run dry, the surface temperature of the pump will rise to a high temperature that could cause skin burns if touched, and will cause serious damage to the pump.
• Operation of this equipment requires detailed installation and operation instructions provided in this manual for use with this product. Read entire manual before starting installation and operation. End User should receive and retain manual for future use.
• Do not wear loose clothing, jewelry, or anything that may be caught in the rotating parts. Tie up long hair and remove jewelry.
• Wear safety glasses while installing or performing maintenance on the pump.
• Keep safety labels clean and in good condition.
• This pump has been evaluated for use with water only.
• The pump should only be used with liquids compatible with pump component materials. If the pump is used with liquids incompatible with the pump components, the liquid can cause failure to the electrical insulation system resulting in electrical shock.
• This pump has not been investigated for use in swimming pool or marine areas.
• Refer to product data plate(s) for additional precautions, operating instructions, and specifications.
• The pump motor is equipped with an automatic resetting thermal protector and may restart unexpectedly. Thermal Protector tripping indicates motor overloading or overheating.

NOTICE
Risk of damage to pump or other equipment.

• Periodically inspect pump and system components. Regularly check piping for weakness or wear, making certain that all connections are secure.
• Schedule and perform routine maintenance as required. Refer to “Maintenance” on page 8.

INSTALLATION

Typical Installations

|
Shallow Well Tank Mounted System| Shallow Well Inline Check Valve
|
1. Tank
2. Priming plug
3. Relief valve
4. Drain plug
5. Pressure gauge port (⅛-inch NPT)| 6. Foot valve
7. Well
8. Well seal
9. Vent pipe
10. Suction pipe| 11. Service line
12. Drain
13. Inline check valve
14. Flow control valve
15. Union coupling (2 required)
---|---|---

Electrical Connections
Risk of severe injury or death by electrical shock, or damage to system.
WARNING

•  Always disconnect the electrical power before touching the pump.
• A ground fault circuit interrupter (GFCI) is required.
• If the power cord is damaged, it must only be replaced by qualified personnel.
• Use copper conductors only.

Changing the Voltage
This pump comes with a dual voltage motor (115 V/230 V) and is factory set for 230 V. Ensure the voltage indicator matches the voltage at the power source. Do not connect to voltage other than that shown.
IMPORTANT: Ensure the motor is grounded and the motor terminal cover is in place.

1. Disconnect the power supply to the pump.

2. Remove the cover from the motor terminal box.

3. Place the end of a flat screwdriver in the opening provided and slide the voltage indicator to the right or left.
   • To change from 115 V to 230 V, slide the indicator to the left.
   • To change from 230 V to 115 V, slide the indicator to the right.

4. Reattach the motor terminal cover to the motor.

Wiring the Pump

1. Employ an electrician to do the wiring.

2. Use a separate circuit from the distribution panel with properly sized protection to power the pump.

3. Install a properly fused disconnect switch in the line.
   • Use the correct gauge of cable to carry the load.
   IMPORTANT: Undersized wire between the motor and the power source will adversely limit the starting and load-carrying abilities of the motor.

4. Wire the connections.
   • Connect the power lines to the pressure switch terminals marked L1 and L2.
   • Very long leads will require a larger cable.
   • For added safety, ensure the pump and motor is grounded to the ground in the distribution panel or to the well casing, if metal.

5. For driven wells, water levels may be too low to pump at times. Employ an electrician to replace the pressure switch with a low pressure cut-off switch to prevent pump damage.

Physical Installation

Well Installation
Driven Wells

1. Drive the well point into the ground.
   • Refer to the well point manufacturer’s instructions.
   • Ensure the well point is deep enough to bore through the water bearing formation below the water table but does not exceed 25 feet of depth.
   • If an individual well point does not supply enough water, consider a multi- point installation.

2. Install enough piping to reach the water source and leave 1 foot (30 cm) of protruding pipe.
   • The rise pipe should be galvanized in approximately 5 feet (1.5 m) sections.

3. Attach a 1¼-inch 90° elbow to the end of each pipe.

4. Attach a 1¼-inch check valve to the 1¼-inch galvanized nipple.

5. Attach a 1¼-inch male PVC adapter to the 1¼-inch check valve.

Drilled Wells

1. Find the total length needed for 1¼-inch PVC pipe and coupling(s).
   • Measure the distance from the top to bottom of the well and subtract 5 feet.

2. Assemble the foot valve, 1¼-inch male PVC adapter, and well piping.
   IMPORTANT: Ensure any burrs or shavings from cutting the pipes are completely removed to prevent damage to the pump.

3. Firmly clamp the unfinished pipe end with a pipe clamp 1 foot (30 cm) from the top of the pipe.

4. Lower the foot valve end of the piping assembly into the well.

5. Install the well seal and a well vent tube.
   • Ensure the foot valve is suspended 4 ft from the well bottom.
   • The 1¼-inch pipe should extend 1 foot (30 cm) above the seal.
   • The 1-inch pipe should extend 10 inches (25 cm) above the seal.

6. Attach a 1¼-inch 90° elbow to the end of each pipe.

Pump Location

• Install the pump indoors in a clean, dry, and ventilated location shielded from direct sun and precipitation.
• Provide adequate room for future servicing, protection from freezing temperatures, flooding, and equipment drainage.
• Bolt unit down evenly on a good foundation, preferably concrete, to prevent unnecessary stresses from pump movement.
• Install as close as possible to water source to minimize suction piping length.
• Keep motor-operating area as dry as possible.

Piping Connections
Well Piping to Pump

1. Install a pressure gauge into the ⅛-inch NPT hole on the front of the casing, opposite the pressure switch if included or desired.
   IMPORTANT: For driven wells, employ an electrician to replace the pressure switch with a low pressure cut-off.
   NOTE: A pressure gauge is not necessary for all applications. Install if included or desired.

2. Attach a 1¼-inch male PVC adapter to the top hole in pump casing.
   IMPORTANT: Do not over-tighten.

3. Install piping between the pump and the well piping.

Pump to Tank and Service Line
WARNING
Risk of bodily injury, property damage, or damage to system by pressurized fluids.

• Do not install this product if incoming water pressure is greater than 75 psi. Serious damage to plumbing can occur.
• A pressure relief valve rated to handle full pump flow at 75 psi should be installed in the system to prevent personal injury or property damage.
• Do not use this pump for pumping sea water, beverages, acids, chemical solutions, or any other liquid that promotes corrosion as this can result in damage to the pump.

NOTICE
Risk of damage to pump or other equipment.

• Do not apply power to the system until the pump is primed. Do not run the pump dry, which can cause overheating and damage the impeller and seals. This will void the warranty.
• Do not use open-style wrenches to loosen plugs. Plugs may become damaged and difficult to remove.
• Red Lion is not responsible for personal injury or property damage due to improper installation.

1. Turn off the main water supply and the power at the main breaker.

2. Open a nearby faucet to release the water pressure in the system. Once all water and pressure isreleased, turn off the faucet.

3. Modify the existing plumbing as required to allow for installation of the pump system.
   IMPORTANT: Never install a check valve between the pump and the tank.
   • The pump suction is 1¼ inch FNPT and the discharge is 1 inch FNPT fittings. Depending on the size of the piping, adapters may need to be installed.
   • Seal and tighten the threads of the suction and discharge openings on the pump with PTFE tape or thread compound. Do not over-tighten the connections as this could crack the fittings.
   • Make sure all joints are airtight as even a pinhole can prevent proper operation of the pump.
   • Ensure the piping is as short and direct as possible.
   • Refer to “Typical Installations” on page 3 for suggested routings.
   IMPORTANT: Ensure any burrs or shavings from cutting the pipes are completely removed to prevent damage to the pump.

4. Install a pressure relief valve near the discharge rated to handle pump flow at 75 psi.
   • Locate the relief valve near the discharge of the pump and in an area with adequate drainage.
   • Orient the relief valve so that the valve will not spray toward the pump or other electrical devises.
   IMPORTANT: For well point installations, also attach a restrictive valve to the tank.

5. Install a pressure gauge into the ⅛-inch NPT hole on the front of the casing, opposite the pressure switch. Refer to “Installation” on page 3.

6. Add piping and coupling to join up to the service line.
   IMPORTANT: Ensure the friction loss will never exceed 20 ft (6 m) of head.

7. For systems with a tank, make sure the pre-charge pressure of the tank is 28 psi, as this pump’s precharge pressure (or the pressure at which the pump will start) is 30 psi.

8. Add unions and valves to allow system service without disabling the complete water supply.

OPERATION

NOTICE
Risk of damage to pump or other equipment.

• Pumping sand or other abrasives can damage the pump and void the warranty.
• If pump is run dry, it may damage pump and void the warranty.

Priming with an In-line Check Valve

1. Open the discharge valve on the service line and nearby tap to monitor the water flow.

2. Remove the vent and priming plugs with a wrench.

3. Fully open the control valve.

4. Pour approximately 1 quart (1 liter) of clean water for every 3 feet (1 m) of suction line through the priming plug opening until water flows out of the vent hole.

5. Insert and hand-tighten the vent plug.

6. Fill the pump until water flows out of the priming hole.

7. Insert and hand-tighten the priming plug.

8. Start the pump.
   • If a tap is visible, you may see a short discharge of water for about 5 to 10 seconds.

9. Run the pump for 2 minutes. Shut off.

10. Repeat steps 2 – 9 for every 5 feet (1.5 m) of suction line until the water is pumping continuously.
    • Priming will be repeated about 2 – 6 times.
    • If the pump does not draw water within 8 tries, shut it off and check the suction line for leaks.

11. Firmly tighten the vent and priming plugs with a wrench.

Priming with a Foot Valve

1. Open the discharge valve on the service line and nearby tap to monitor the water flow.

2. Remove the vent and priming plugs with a wrench.

3. Pour approximately 1 quart (1 liter) of clean water for every 3 feet (1 m) of suction line through the priming plug opening until water flows out of the vent hole.
   NOTE: If the suction line does not fill, follow the directions for an in- line check valve.

4. Insert and hand-tighten the vent plug.

5. Fill the pump until water flows out of the priming hole.

6. Insert and hand-tighten the priming plug.

7. Start the pump and ensure it pumps continuously.
   • If the pump is primed correctly, it should start pumping water immediately.
   • If water does not continuously pump within 2 minutes, repeat steps 3 – 7.
   • If a second priming does not give a continuous flow, stop the pump and check the suction line for leaks.

8. Firmly tighten the vent and priming plugs with a wrench.

MAINTENANCE

WARNING
Risk of severe injury or death by electrical shock, high temperatures, or pressurized fluids.

• Always unplug the power cord in addition to removing the fuse or shutting off the circuit breaker before working on the pump or control.
• Relieve system pressure before service.
• This product should be serviced by qualified electrical or plumbing personnel only.
• Pump may become hot during operation. Allow pump to cool before servicing.

Periodic Maintenance

1. Make sure the pump is still securely bolted to the foundation.
   NOTE: The pump can be maintained and inspected without removing the flow control device.

2. Periodically inspect system for leaks and performance.
   • Replace seals or impeller as required. Refer to “Replacing Mechanical Seals” on page 9.

3. Clean the exterior of the pump with a solution of vinegar and water, if needed.

Draining
Drain the system if it will be subjected to temperatures below 32 °F (0 °C) or if maintenance is to be performed.

1. Disconnect power from the system.
2. Open a tap in the water system to release the pressure.
3. Remove the drain and priming plugs from the pump casing.
4. Remove the pressure drain plug if applicable.
5. Allow ample time for the system to drain before reinstalling the plugs.

Replacing Mechanical Seals
NOTICE
Risk of damage to pump or other property.

• Only qualified persons should perform maintenance on electrical or mechanical devices.
• Care must be taken not to damage the motor fan or cover.
• Do not use petroleum-based cleaners or lubricants.
• Care must be taken not to contaminate the seal faces.

Disassembly

1. Ensure the pump is disconnected from electrical power and drained.
2. Remove the bolts (1) and casing (2).
3. Remove fan shroud fasteners from the motor and remove the fan shroud (3).
4. Remove the impeller (4) by firmly holding on to the motor fan (5) and turning the impeller clockwise.
5. Slip rotating seal (9) off the shaft.
6. Remove motor tie bolts.
7. Remove motor (6) from adapter (7) by slightly tapping end of motor shaft with a mallet.
8. Remove the adapter plate and the O-ring.
9. Inspect all parts and replace any that are worn or damaged.

Reassembly

1. Clean and lubricate all parts thoroughly with dish soap and water before assembling, including the rubber cap on the ceramic seal (8).
   NOTE: If the pump remains out of service longer than one week, the components must be installed dry and without lubrication.

2. Push the ceramic seal into the adapter (7) with the smooth surface of the seal facing outwards.
   Use thumbs only.

3. Reassemble the motor (6) to the adapter.
   • Align the adapter plate tabs with the slot at the bottom of the motor housing.

4. Lubricate the rubber components of the rotating seal (9) with soapy water and slip it onto the shaft with the carbon ring towards the ceramic seal.

5. Replace the impeller (4) and the shroud with fasteners.

6. Lubricate and replace the O-ring.

7. Replace the casing (2), making sure the O-ring is in place and not damaged.

8. Replace the drain and fill the plugs

9. Refer to “Operation” on page 7 to start the pump.

Troubleshooting

No power to pressure switch due to blown fuses, open switches, or loose connections| Check all electrical connections for security. Check breaker and fuses.
Pump pressure switch is not closed| Close pump pressure switch.
Pump not completely primed| Prime pump.
Suction lift is too great| Relocate the pump closer to the water source.
Foot valve is either not submerged, buried in mud, or plugged| Inspect foot valve, making sure it is submerged. Clean or replace as needed.
Air leaks in suction line| Inspect suction line. Repair or replace as needed.
Well draws down too far| Move pump closer to water source.
Faulty foot valve| Inspect foot valve. Clean or replace as needed.
Leaks in suction or discharge line.| Inspect the suction and discharge lines. Clean or replace as needed.
Foot valve, suction line, impeller, or nozzle are partially plugged| Inspect parts. Clean as needed.
Suction lift is greater than recommended| Relocate the pump closer to the water source.
Improper impeller rotation or low speed| Ensure proper gauge wire has been used.
Venturi or diffuser is plugged.| Clean as needed.
Motor is wired for improper voltage| Check to ensure voltage indicator on pump matches voltage at power source.
Faulty air volume control| Replace air volume control.
Air leaks in tank above the water level| Check fittings. Replace tank.
Incorrect setting on the pressure switch| Adjust setting on pressure switch. Refer to “Changing the Voltage” on page 4.

Replacement Parts

10000013802,0
For technical assistance, parts, or repair, please contact:
888.885.9254
redlionproducts.com
10000013802 Rev. 000 03/23Copyright © 2023, Franklin Electric, Co., Inc.
All rights reserved.

References

• Red Lion Pump Products
• Red Lion Pump Products

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