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Walrus PW-A Series Instruction Manual page 3

Submersible pump

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Operation & Notices :
1. Before Operation
a. Con rm if power supply, voltage, Hz comply with those indicated on the nameplate.
b. Make sure that outlet, gasket, and outlet lid are securely tightened up; hose is properly connected
and clipped on.
c. Submerge entirely and place rmly the pump in the water. Pull the outlet to where it has the
appropriate drainage. Keep the power connector dry, avoid tangled or pressed by object.
d. Con rm that the pump is grounded and leak breaker is provided.
e. Never start up the pump with anyone stay in the water while connecting pipelines in swimming
pool, bathing pool or any similar place.
2.ln Operation
a. After start up, check if discharge ow come out from the hose outlet.
b. If motor runs normally but water out ow diminishes suddenly or the drain stops, please check if
the water level is too low, hose runs too long or base strainer blocked. Troubleshoot and restart
the pump.
c. The motor will be cut o automatically when it is overloaded and attempt to restart after a few
minutes.
d. If water level is too low for the pump disconnect the power to avoid damage to the pump.
3.After Operation
a. Clean the pump, and leave it dry before storage.
Level regulator
PW100AC / PW100ARC
Water level > 8"
Water level < 2"
Troubleshooting :
Failure
Cause
Pump does not
1.Circuit breaker is not connected.
turn on.
2.Pump not plug in.
3.Broken cable.
4.No power supply.
5.Defective motor.
6.Impeller colgged.
Pump stop
1.Impeller is clogged.
suddenly or slow
2.Circuit breaker trip.
down.
3.Motor failure.
Pump runs
1.Water level too low.
normally, but
2.Impeller clogged.
does not deliver
3.Discharge pipe runs too long.
rated capacity.
4.Strainer blocked.
ON
OFF
Float ball level switch
PW100AF / PW100ARF/ PW250AF
PW400AF / PW400ARF
Remedy
Connect it.
Plug in pump.
Replace it.
Turn on the power souce.
Repair or replace it.
Clean it and make sure it turns freely
after cleaning.
Clean it.
Reconnect circuit breaker.
Repair or replace it.
Stop the pump and unplug.
Clean or replace it.
Correct it in reference to rating table.
Clean it.
ON
+50˚
-50˚
OFF

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This manual is also suitable for:

Pw100aPw100arPw100acPw100afPw250aPw250af ... Show all