Liberty Pumps XLSGX200 handleiding
Handleiding
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10 | EN Copyright © Liberty Pumps, Inc. 2022
All rights reserved. 6850000E
Pump does not start.
Float switch unable to move to the pump ON
position due to interference in basin or other
obstruction.
Position the pump or float switch so that it has adequate
clearance for free movement.
Insufficient liquid level.
Verify the liquid level is allowed to rise enough to
activate float switch(es).
Defective float switch. Replace float switch.
Obstructed impeller or volute. Remove obstruction.
Loose wiring connections. Check and tighten all connections.
Thermal overload tripped. Wait for pump to cool to operating temperature.
Pump does not start
and overload heaters
trip.
Unintentional ground.
Turn off power and check motor leads for possible
ground.
3-phase motor winding failure.
Check resistance of motor windings. All three phases
should have the same reading.
Obstructed impeller or volute. Remove obstruction.
Pump operates with
control panel selector
switch in Hand position
but does not operate in
Auto position.
Control circuits malfunctioning.
Check float switch, level control or alternator relay for
issues. Replace as necessary.
Check control panel.
Motor stops and then
restarts after short
period but overload
heaters in starter do not
trip.
Pump operating on a short cycle due to basin
being too small.
A larger basin may be required. Consult Liberty Pumps.
Pump runs, but does
not turn off.
Pump is airlocked.
Turn pump off and let set for several minutes, then
restart.
Control panel selector switch in Hand position. Set selector switch to Auto position.
Float switch unable to move to the PUMP OFF
position due to interference with the side of
basin or other obstruction.
Position the pump or float switch so that it has adequate
clearance for free movement.
Control panel failure. Check control panel.
Defective float switch. Replace float switch.
Missing or faulty curb stop/swing check valve
allowing system pressure to feed back through
discharge piping.
Verify presence of a curb stop check valve or replace curb
stop/swing check valve assembly.
Pump cycles too
frequently.
Improper float switch setting. Adjust float switch setting.
Check valve not installed, is stuck open, or is
leaking.
Install check valve(s); remove check valve and examine
for freedom of operation and proper installation.
Missing or faulty curb stop/swing check valve
allowing system pressure to feed back through
discharge piping.
Verify presence of a curb stop check valve or replace curb
stop/swing check valve assembly.
High level alarm
triggering.
Missing or faulty curb stop/swing check valve
allowing system pressure to feed back through
discharge piping.
Verify presence of a curb stop check valve or replace curb
stop/swing check valve assembly.
Table 3. Troubleshooting Matrix (continued)
Problem Possible Cause Corrective Action
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Productinformatie
Merk | Liberty Pumps |
Model | XLSGX200 |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 2107 MB |