TROUBLESHOOTING
Before getting service, please check the following::
Unit does not operate
Air cooling is not
efficient.
The unit starts and stops fre-
quently, or frequently blows fuses
or trips the circuit breaker.
PROBLEM
POSSIBLE CAUSE
SOLUTION
Is the unit plugged in?
Is the main power supply on?
Is there a power failure ?
Is the timer on ? (some models)
Is the airflow restricted ?
Is the air exchanger set to OPEN ?
Is there any other heat source in the room?
Is the air filter dirty?
Is the set temperature suitable ?
Is the fan speed set at low or in Energy
Saving mode ?
Is the unit capacity adequate ?
Is the unit freezing up
(ice blocking the airflow)?
Is the outdoor temperature
within the unit working range ?
Securely plug the power cord into the
wall outlet.
Re-establish the main power
supply.
Wait for power to restore. When
power is back, wait 3 minutes before
starting the unit.
Change time settings.
Clear out the air inlets and
outlets (curtains, blinds, etc.).
Close or move the heat source.
Clean the air filter.
Change set temperature.
Increase the fan speed or change
the unit mode.
15
Set the air exchanger to
CLOSED.
Check the room cooling chart at the
end of this user’s guide
The internal evaporator and
outside condenser coils look dirty or
obstructed by debris.
Call SUNRISE TRADEX Customer
Service.
Water drips from unit into the
house
Is the unit correctly installed and
properly leveled ?
Make sure that there is no other
appliance plugged on the same circuit
nor connected to an extension cord.
*Never dril a hole in the bottom of the metal base and condensate pan. This would void warranty of the unit.
Set highest fan speed and coolest
temperature and wait for frost to melt.
The unit will not operate properly
when the outside temperature is
below 19
o
C (66
o
F).
The unit should slope slightly
downward the outside (half a bubble
on the level). Reposition or shim
the unit if necessary.*
Is the unit plugged alone or
connected to an extension cord?
Odors
Mold, mildew or algae
formation on wet surfaces
Remove drain plug and base pan,
clean throughly. If necessary, replace
drain plug.
