8
Operation
1
Testing the pump
□
1
2
2
Testing the overflow switch
□
1
To test the float (1), manually fill the tank with water. An
amber LED (2) will indicate correct float operation.
To test the overflow safety switch (C) (if connected),
manually overfill the tank with water. If the overflow
safety switch is working correctly, the A/C unit / furnace
will shut down (if wired to condensate pump) and a red
LED (1) will illuminate.
MOC.TOPEDEMOH 9
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Operation (continued)
LED INDICATOR STATUS
LED Status
Green LED Indicates that the A/C system circuit is enabled and the pump is ready.
Amber LED Indicates that the pump is running and removing condensate from the tank.
Red LED Indicates that the pump is in alarm mode and that the system is shutoff/disabled (if connected).
Care and Maintenance
□ Always disconnect power before performing maintenance. Pump and deck may be removed from the tank by pushing tabs located
on the tank sides away from the deck while lifting on the pump cover.
□ Periodically inspect the condensate pump tank to assure it is free of accumulated dirt or sludge. Do not use solvent cleaners. Clean
tank with soap and warm water only. The check valve may be removed for cleaning or replacement by unscrewing with a 9/16 in.
wrench.
□ Clean inlet and outlet piping.
□ Reassemble system and check for correct operation.
Troubleshooting
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The pump does not
start when full of
condensate.
□ Power is not supplied to the pump.
□ The pump impeller is not turning.
□ Ensure that power is supplied to the pump. A green LED indicator
on the top of the pump cover will show that power is supplied and
that the pump is ready.
□ Clear any blockage in the impeller housing. If the problem per-
sists, the motor is stuck. Contact the manufacturer. There are no
user serviceable parts.
Condensate is
pump.
□ Power is not supplied to the pump.
□
□ The pump is not level.
□
ow is blocked.
□ The pump impeller is not turning.
□ Ensure that power is supplied to the pump. A green LED indicator
on the top of the pump cover will show that power is supplied.
□
ow to the condensate pump is exceeding the outlet
is connected to the A/C / furnace unit. The safety switch connec-
tion will shut off the A/C / furnace in this condition.
□ Check to ensure that the pump is level. If the pump is not level, it
at and level surface.
□ Check outlet tubing to ensure that it is not kinked or blocked.
Clear blocked tubing of slime and debris. Clean inlet and outlet
piping.
□ Clear any blockage in the impeller housing. If the problem per-
sists, the motor is stuck. Contact the manufacturer. There are no
user serviceable parts.
The pump will not shut
off.
□
□ ow is blocked.
□
ow to the condensate pump is exceeding the outlet
is connected to the A/C / furnace unit. The safety switch connec-
tion will shut off the A/C / furnace in this condition.
□ Check outlet tubing to ensure that it is not kinked or blocked.
Clear blocked tubing of slime and debris. Clean inlet and outlet
piping.
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