16ENEN
TROUBLESHOOTING GUIDE (CONTINUED)
ERROR CODE ERROR POSSIBLE CAUSE
"E1" Temperature sensor open circuit/short circuit.
"E2"
(for cooling and
heating model)
Copper tube sensor open circuit/short circuit.
"Lo" Temperature is below 32°F (-9°C).
“Hi” Temperature is over 99°F (50°C).
PROBLEM POSSIBLE CAUSE SOLUTION
Heater* is not
switching ON.
Heating function not
activated yet.
The ambient temperature
is too high.
Check that the Heating function has been activated.
will be illuminated when the
Heater is switched ON.
Heating is activated
only when the ambient
temperature is below
77°F (25°C).
Switch on the Heating function when the ambient
temperature reaches below 77°F (25°C).
ERROR CODE GUIDE
*Applicable for models with Heating feature only.
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