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TROUBLESHOOTING
Self-Diagnostic Codes
Self-Diagnostic Codes will be displayed on the Control Board under the
following conditions:
Code Condition
dF When the evaporator thermistor
disengages the compressor.
FL When the drain tank switch
shuts off the unit (FULL TANK
LED flashes).
AS When unit disengages the
compressor while the conden-
sate pump is discharging water.
HP When the high pressure switch
disengages the compressor.
LO Lowest temperature set point.
HI Highest temperature set point.
TANK
FULL
SET POINT
F
C
ROOM TEMP
AM
PM
SET TEMP CLOCK/TIMER
FAN ON/OFF
COOL ON/OFF PROGRAM
SET
START TIME
END TIME
SET CLOCK
RUN
HRS MIN
Check the following points before calling a qualified technician.
SYMPTOM POSSIBLE CAUSE REMEDY
Unit does not operate ➀Ground fault breaker tripped Reset breaker
➁Drain tank is full Empty the drain tank
(FULL TANK LED will be
flashing)
Insufficient cooling ➀Dirty/blocked air filters Clean air filters
➁Air inlet/outlet blocked Clear air inlet/outlet
➂Improper temperature setting Set to desired position
If symptoms persist after the above actions have been taken, turn the
unit off, disconnect the power cord plug and contact your MovinCool
reseller.
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