red lion RJS-75SS Owner's Manual page 9

Troubleshooting
Problem
No power to pressure switch due to blown fuses,
open switches, or loose connections
Motor will not start
Pump pressure switch is not closed
Pump not completely primed
Pump fails to deliver Suction lift is too great
water
Foot valve is either not submerged, buried in
mud, or plugged
Air leaks in suction line
Pump loses prime Well draws down too far
Faulty foot valve
Leaks in suction or discharge line.
Foot valve, suction line, impeller, or nozzle are
partially plugged
Suction lift is greater than recommended
Pump delivers water,
but not at rated capac- Improper impeller rotation or low speed
ity
Venturi or diffuser is plugged.
Motor is wired for improper voltage
Motor does not come off starting windings
(improper motor switch adjustment)
Faulty air volume control
Pump starts and stops Air leaks in tank above the water level
too often
Incorrect setting on the pressure switch
Probable Causes Corrective Action
Check all electrical connections for security.
Check breaker and fuses.
Close pump pressure switch.
Prime pump.
Relocate the pump closer to the water source.
Inspect foot valve, making sure it is submerged.
Clean or replace as needed.
Inspect suction line. Repair or replace as needed.
Move pump closer to water source.
Inspect foot valve. Clean or replace as needed.
Inspect the suction and discharge lines. Clean or
replace as needed.
Inspect parts. Clean as needed.
Relocate the pump closer to the water source.
Ensure proper gauge wire has been used.
Clean as needed.
Check to ensure voltage indicator on pump
matches voltage at power source.
Replace air volume control.
Check fittings. Replace tank.
Adjust setting on pressure switch. Refer to
"Changing the Voltage" on page
MAINTENANCE
Troubleshooting
5.
9