Controller Settings - Marstair CXE Series Technical Manual

TEMPERATURE CONTROL (Do not set the controller below 4°C.)
The SET temperature is factory set at 12⁰C.
The digital display normally displays the return air temperature.
To change the SET temperature, press and hold down the SET button. If no alarms
active, the 'St1' label appears and the current value is shown on the screen and will flash.
To change the Setpoint value, press ▲ and ▼ keys within 60 seconds.
The display will revert to the return air temperature after 60 seconds.
The fitted de-ice thermostat will activate a de-ice cycle when there is a build up of ice on
the evaporator coil.
Cellarators will only heat a room if the electric heater option is fitted.
WARNING
The following actions could damage your system:
1. Switching the unit OFF and ON quickly
2. Setting the unit to HEAT and then back to COOL quickly
NB: Allow at least 3 minutes between the above actions.

CONTROLLER SETTINGS

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