Xylem LSP0712F, Инструкция по эксплуатации

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7 Troubleshooting
7.1 Operation troubleshooting
Symptom Cause Remedy
Motor not running Tripped thermal protector Check that all pump functions and
components are operating correctly. Allow
the unit to cool for 30 minutes. If the
thermal protector does not reset and no
other causation exists, replace the pump.
Open circuit breaker or blown fuse Check that the unit is securely plugged in.
Have an electrician check all wiring for
proper connections and adequate voltage
and fuse sizes.
Defective motor Replace the pump.
Low voltage If the voltage is under the recommended
minimum, check the size of the wiring
from the main switch on the property. If
the main switch is up to code, contact
power company or hydro authority.
Pump clogged Flush the piping system and clean the
pump casing.
Little or no liquid delivered Air locked Turn off the pump, clean out the anti-
airlock hole, restart the pump.
Low voltage If the voltage is under the recommended
minimum, check the size of the wiring
from the main switch on the property. If
the main switch is up to code, contact
power company or hydro authority.
System head too high Purchase different pump or adjust
system.
Pump clogged / rotating parts binding Flush the piping system and clean the
pump casing.
Improper check valve direction Remove check valve and examine for
freedom of operation and proper
installation.
Pump will not turn off System head too high Purchase different pump or adjust
system.
Pump clogged Flush the piping system and clean the
pump casing.
Level control defective or switch not
properly positioned
Install pump as shown in installation
section. If problem persists, replace
switch.
Improper check valve direction Remove check valve and examine for
freedom of operation and proper
installation.
Inflow excessive for size of pump Purchase different pump appropriate for
your system.
Pump cycles constantly Level control defective or switch not
properly positioned
Install pump as shown in installation
section. If problem persists, replace
switch.
7 Troubleshooting
12 Sump and Effluent Pump INSTRUCTION MANUAL