Corrective Action - red lion RL-MP25A Manual Del Propietário

MAINTENANCE
Troubleshooting
Troubleshooting
Problem
Pump not plugged in
Circuit breaker off or fuse removed
Pump does not turn Defective motor
on
Pump not given enough operation time
Incorrect voltage
Pump turns off after
Excessive flow restriction
starting
Pump is air locked
Pump is air locked
Liquid inflow matches pump capacity
Pump will not shut off
Impeller or discharge pipe is clogged
Lift too high for pump
Pump runs but does
Inlet to impeller plugged
not discharge liquid
Pump is air locked
Lift too high for pump
Low voltage, speed too slow
Pump does not
deliver rated capacity
Impeller or discharge pipe is clogged
Impeller wear due to abrasives
For technical assistance, parts, or repair, please contact:
888.885.9254 | redlionproducts.com
998489 Rev. 001 08/22
Probable Causes

Corrective Action

Plug in pump.
Turn on circuit breaker or replace fuse.
Replace pump.
Allow the pump to operate for at least 5 minutes.
The pump must sit for 3-5 minutes before turning
on to check for water.
Check power supply.
Remove kinks and other hose restrictions.
Release air from discharge.
Release air from discharge.
Larger pump required.
Pull pump and clean. Check pipe for scale or corro-
sion.
Check rated pump performance.
Pull pump and clean.
Remove pump and clean air bleed hole.
Check rated pump performance.
Check that supply voltage matches nameplate rat-
ing.
Pull pump and clean. Check pipe for scale or corro-
sion.
Replace pump.
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