8
EN
oil-filled radiator TRH 28 E
Setting the timer
The timer works according to the following operating principle:
•
Automatic switch-off upon expiry of a preset number of
hours
The number of hours to be set can be between 1 and 24 and is
adjustable in increments of 1 hour.
Note
The device must not be left unattended in a freely
accessible room with an activated timer.
ü
The device is switched on.
ü
The device runs at the set power level.
1. Press the
Timer
button (
10
).
ð
The
Timer
symbol (
13
) flashes.
ð
The number of hours 00 flashes on the segment
display (
5
).
2. Press the
Increase value
(
8
) or
Decrease value
button (
9
) to
select the desired number of hours until automatic switch-
off.
ð
The desired number of hours flashes on the segment
display (
5
) for approx. 5 s.
ð
The
Timer
symbol (
13
) is illuminated.
ð
The symbol for the power level set (
6
) is illuminated.
ð
The temperature set is indicated on the segment
display (
5
).
Info
If you press the
Timer
button again after switching on
the timer, the remaining number of hours until
automatic switch-off is displayed.
Notes regarding automatic switch-off:
•
Manually switching the device off disables the automatic
switch-off function.
•
Switching on the frost monitor function deactivates the
automatic switch-off.
•
If you select 00 hours, the timer will be off.
Setting the key lock
1. Press and hold the
Increase value
button (
8
) and the
Decrease value
button (
9
) simultaneously for 2 seconds to
activate the key lock.
ð
The
key lock
symbol (
12
) is illuminated and the control
panel is locked.
2. Press and hold the
Increase value
button (
8
) and the
Decrease value
button (
9
) simultaneously for 2 seconds if
you would like to deactivate the key lock again.
Frost monitor function
The device is equipped with a frost monitor function that
prevents the room temperature from falling below the frost
protection temperature. Please proceed as follows to activate
the frost monitor function:
1. Press and hold the
Power stage
button (
7
) during heating
operation.
ð
The temperature is now set to 5 °C and the heating
mode operates at stage 3.
2. Press and hold the
Power level
button (
7
) again if you want
to switch back from the frost monitor function to regular
heating operation.
Shutdown
Warning of electrical voltage
Do not touch the mains plug with wet or damp hands.
1. Switch the device off.
2. Hold onto the mains plug while pulling the power cable out
of the mains socket.
3. Allow the device to cool down sufficiently.
4. Clean the device according to the Maintenance chapter.
5. Store the device according to the Storage chapter.
