CyberOne EC DX IOM Manual
2. Turn off the water supply to the humidifier.
3. Turn the main power disconnect switch on the electric
box to the Off position and open the door of the unit
electric box.
4. Use vise grips to turn the shaft of the main power switch
to the On position to provide power for the humidifier
drain solenoid.
5. Follow the steps of the cylinder replacement procedure
in the humidifier installation and operation manual sent
under separate cover with your unit.
6. Close the door to the electric box and turn the main power
disconnect switch to the On position.
7. Turn the A/C unit On by pressing the Enter key.
8. Readjust the humidity to the desired set point.
If the humidifier is to be shut down for an extended period,
follow the steps of the Extended Shutdown procedure in
the humidifier installation and operation manual sent under
separate cover with your unit.
4.3.4.5 Air Filter Replacement
To change the air filters, open the front doors of the cabinet.
The air filters are accessed from inside the cabinet (except for
upflow units with rear return). For upflow units, the filters are
located behind the air intake grilles. For downflow units, the
filters are located at the top where the label “FILTER ACCESS”
appears. Remove the old filters from the trays. Insert the new
filter(s), ensuring the directional airflow arrows on the filters
are correct, then close the front doors.
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