Operation; Changing Operating Mode - Honeywell HCU 23 Installation And Operation Manual

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Operation

The setpoint adjuster has 3 operating modes:
• Automatic mode (AUTO)
• Manual mode (MANU)
• Programming mode* (PROG)
The automatic mode is the standard mode of the setpoint adjuster.
Temperatures and heating periods* are controlled by the time
program. "AUTO" is displayed.
Changing to manual operating mode
Changes to the setpoint temperature can be carried out with the
adjustment dial in manual mode. The time program is inactive, and the
temperature set manually remains active until the unit is switched to
automatic mode again.
Press the
"MANU" is displayed.
Changing to programming mode
You can adjust the time program to your own requirements in
programming mode. For further information, please refer to "Adjusting
settings" from Page 13.
Press the
"PROG" is displayed.
12
button.
button.

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