Error Code Guide - Honeywell MO0CESWS7 User Manual

ERROR CODE GUIDE

ERROR CODE
"E1"
"E2"
(for cooling and
heating model)
"Lo"
"Hi"
ERROR POSSIBLE CAUSE
Temperature sensor open circuit/short circuit.
Copper tube sensor open circuit short circuit.
Temperature is below 32°F (-9°C).
Temperature is over 99°F (50°C).
EN 16