Kaysun KCTAQ-03, Installation & Owner'S Manual, Page: 47 / 68

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• When silent mode is active while the silent mode timer is
inactive, the unit runs in silent mode all the time. When silent
mode is active and the silent mode timer is also active, the unit
runs in silent mode only in the set time period.
• If the set Start time is later than the set End time, the unit will
operate in Silent mode throughout a day. The Start time and
End time cannot be set to the same value. Otherwise, the most
recent setting is invalid, and a notice window appears.
Backup Heater
• Invisible when IBH/AHS function is disabled.
The status indicator will turn OFF automatically after the
function if off.
Settings
Silent mode
Backup heater
WLAN setting
Display setting
ON