5755000H
Copyright © Liberty Pumps, Inc. 2018 All rights reserved.
– 13 –
Accidental contact with electrically live parts, items, fluid, or
water can cause serious injury or death.
Always disconnect pump (macerator) from power source
before handling or making any adjustments. Fatal electrical
shock could occur.
Table 1. Alarm Panel Help
Label
LED Color/State
Condition
Corrective Action
ALARM
Red/Blinking
Water is not being evacuated from
holding tank.
1.
Verify unit is plugged into outlet.
2.
Verify Green LED is steady, indicating normal operating condition.
3.
Check discharge line for blockage.
4.
If items
1-3
do not remedy the alarm condition, refer to
LOW BATTERY
Yellow/Steady
Battery is missing, defective, or needs to
be replaced.
Replace with new battery.
POWER
Green/Steady
Normal operating condition.
POWER
Green/Blinking
Safety switch condition (no signal from
safety switch; unit will not operate).
1.
Verify decorative covers in place.
2.
Verify magnet in place on underside of decorative cover.
3.
Safety switch is broken; consult factory.
WARNING
RISK OF ELECTRIC SHOCK
Table 2. Troubleshooting Matrix
Problem
Possible Cause
Corrective Action
Water is entering the macerator holding tank slowly
Toilet flushes normally but
evacuates or drains from the bowl
slowly.
• Macerator sounds normal and
runs for 4 seconds, then after
some time runs for 4 seconds.
• No alarm.
The toilet or discharge extension might be
blocked.
The piping must be cleaned.
Poor vent.
Unit must be vented properly to open air to allow
water to enter the macerator tank. Confirm vent is
clear.
Do not use a quick vent.
Accumulation in the strainer basket.
Repetitively flush clean water and allow the
macerator to clear debris. If unit is unable to
self-clear the blockage, the access cover should
be removed for manual cleaning. See
Water is unable to enter the macerator holding tank
Toilet flushes normally but does not
evacuate or drain from the bowl.
• Macerator sounds normal and
runs for 4 seconds then remains
off.
• No alarm.
The toilet discharge or extension pipe may
be blocked.
The piping must be cleaned.
Unit not vented correctly.
Unit must be vented properly to open air to allow
water to enter the macerator tank. Confirm vent is
clear.
Do not use a quick vent.
