MovinCool Classic Plus 14 - Manual (Page 25)

25
OPERATION (cont.)
Self-Diagnostic Codes
Self-diagnostic codes are displayed on the control board under the following
conditions.
Contact your MovinCool reseller or a qualified technician if problem persists.
LCD Display Codes Condition
When the drain tank switch shuts off the unit, LCD
displays “TANK FL” and “TANK FULL” LED flashes.
Once emptying the drain tank procedure is completed
and ON/OFF has been pressed, unit returns to normal
operation.
When the drain pump malfunctions, the compressor
shuts off, and the LCD displays “AS”. Once drain
pump is fixed and unit has been RESET, the unit
returns to normal operation.
To RESET: Press FAN HI/LO and COOL ON/OFF
buttons simultaneously for 5 seconds.
< Classic Plus 26 ONLY > When high pressure switch
is activated, display shows “HP” if high pressure
switch is activated 3 times in 24 hr, unit displays
blinking “HP” and a buzzer turns on (see page 31).
Unit returns to normal operation after problem is fixed
and controller is RESET.
To RESET: Press FAN HI/LO and COOL ON/OFF
buttons simultaneously for 5 seconds.
When room thermistor becomes open or shorted,
display shows “OPEN RT” or “SHRT RT” and cool
mode operation is off. Display and cool mode
operation are returned to normal operation after room
thermistor is fixed.
When freeze thermistor becomes open or shorted,
display shows “OPEN FT” or “SHRT FT” and cool
mode operation is off. Display and cool mode
operation are returned to normal operation after
freeze thermistor is fixed.
When the unit detects a signal from the fire alarm
system, the display shows "ALRM" and a buzzer turns
on. Check the fire alarm system and confirm that there
is no signal input to the unit. The unit returns to the
normal operation after the problem is fixed and the
controller is RESET.
To RESET: Press FAN HI/LO and COOL ON/OFF
buttons simultaneously for 5 seconds.