Operating Modes - HEYLO DE 20 SH-U Betriebsanleitung

18 Operation
WARNING
18.1 The sequences for switching on and off
Switch on the device.
 Commissioning is now completed.
NOTICE
a) Turn on the device with the main switch.
 The device will start to operate.
 The status changes in the
 You have now switched on the device.
Switching the device off.
a) Turn off the device at the main switch.
 The operating status in the
 You have now switched off the device.
See also
 Malfunctions during operation
18.2

Operating modes

The device can convey the extracted air into the space without heating (cooling mode with fresh air -
tion
), or release warmed air during heating (heating mode with circulating air -
The mode of operation can only be selected via the
Ventilation mode of operation:
After switching on:
– When the bypass flap is opened
EN
Risk of burns from hot surfaces
On the exhaust side, the device covers may heat up to 60°C during operation.
a) Wear protective gloves.
Process flow
After switching on to the main switch, the device independently regulates the running
times of the device components (fan, heating). For information, see the Operating
modes [ 65] section.
operation
menu.
operation
menu changes to <Off>.
[ 71]
settings
display menu.
Electric heater DE 20 SH-U
ventila-
heating
).
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