TROUBLESHOOTING
9
PROBLEM POSSIBLE CAUSE SOLUTIONS
1) Unit does not work
• Power is out.
• The plug is not plugged in properly.
• The full-tank indicator is ON; tank is
full.
• Current leaking or pressing test
button on LCDI plug.
• Wait for power to return.
• Plug in properly.
• Remove drain water from the drain
tank.
• Press the reset button after resolving
problem.
2) Unit suddenly stops during operation.
• Indoor set temperature has been
reached.
• The preset time is up.
• The full-tank indicator is ON; tank is
full.
• Reset the temperature level.
• Reset the timer.
• Remove drain water from the drain
tank.
3) Unit runs intermittently
• Malfunction.
• Surrounding temp. is too high/low.
• Exhaust duct hose is blocked.
• Contact your dealer.
• This is normal.
• Check the duct hose.
4) Unit functions but the room is not
cooled.
• Window or door is open in room.
• There is a heat source or too many
people in the room.
• Air intake grill is clogged.
• Filter is too dirty.
• Temperature setting is too high.
• Close all windows/doors.
• Move any heat sources from room.
• Clean air intake grill.
• Replace the filter.
• Lower temp. setting.
5) Condensed water spills out when
moving the unit.
• The tank is nearly full.
• Remove drain plug on rear bottom
and drain out water.
Occasionally, a problem may occur that is minor, and a service call may not be necessary. Use this
troubleshooting guide for a possible solution. If the unit continues to operate improperly, call an authorized
service depot for assistance, or Danby’s Toll Free Number: 1-800-26-
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