Troubleshooting Guide

4 Jet Pump Troubleshooting Guide K2Pumps.com
K2 PUMPS CUSTOMER SERVICE, CALL 844.242.2475
Problem 3: The Pump runs & delivers water for a short time, then shuts off
Possible Causes Corrective Action
1. The circuit breaker has tripped.
1. Reset the circuit breaker by switching the breaker to the "ON"
position.
2. The pressure switch is faulty.
2. DISCONNECT POWER. Check the pressure in the piping. If the
pressure is lower than 50 PSI, replace the pressure switch.
3. Voltage is too low.
3. Check with power company or contact an electrician.
If wire size is too small, install heavier wiring.
4. Motor is not properly vented or protected
from the outside weather.
4. Make sure the pump is protected from the outside weather, well
ventilated, and there is enough room for air circulation around
the pump.
5. Motor is wired incorrectly.
5. Refer to the wiring instructions in the owner's manual.
Problem 4: The Pump moves water, but does not shut off
Possible Causes Corrective Action
1. The pressure switch is out of adjustment,
not wired correctly or the contacts are
stuck in the closed position.
1. DISCONNECT POWER. Make adjustments to the pressure switch
or replace. Inspect the wiring for loose connections or insufficient
wire gauge. If the Contacts are stuck in the closed position,
replace switch.
2. The pump is not building to the shut-off
pressure of the pressure switch. The
pressure switch needs to be adjusted.
The contact points are welded closed.
The switch is defective.
2. Lower "cut off" setting. Follow instructions under the pressure
switch cap.
Adjust pressure switch properly.
Replace the pressure switch if the contact points are welded close
or the switch is defective.
3. The water level in well is dropping below
the suction pipe. Water level is lower than
estimated.
3. Make sure the bottom of the suction pipe is below the water level
when the pump is operating. If the water level is dropping below
25', you will need a deep well jet pump.
Deep Well installation
Check the Specifications in the manual to determine the
maximum well depth for your model.
4. The pipes leak.
4. Locate and repair the leak, reconnect the pipes.