Cleaning, Care And Maintenance; Frost Protection; Restricting The Control Switches; Troubleshooting - Stiebel Eltron CNL 50 Utilisation Et Installation

OPERATION

Cleaning, care and maintenance

4.2.3 Programmed operation
You can connect the appliance to an optional control unit via the
appliance's integral control cable (see chapter "Installation / Elec-
trical connection").
Depending on the setting of the control unit, the appliance op-
erates in comfort, setback or frost protection mode at specific
times of the day.
If you set the sliding switch to programmed operation with no con-
trol device connected, the appliance will operate in comfort mode.

4.2.4 Frost protection

In frost protection mode, the temperature controller turns the
appliance on automatically as soon as the room temperature falls
below 7 °C.
4.3

Restricting the control switches

At the rear of the operating unit there are 3 pins with which you
can fix or restrict the settings of the sliding switch and temperature
control knob.
1
1 Temperature selector
2 Sliding switch
P Pin holder
B Fixing the temperature control knob to a specific temperature
L Restricting the temperature control knob to a specific tem-
perature range
M Fixing the sliding switch to a specific operating mode
16 | CNL 50-100
5.
The appliance contains no user serviceable parts.
f Clean the appliance when cold with ordinary cleaning
f Avoid abrasive or corrosive cleaning products.
f If a pale brownish discolouration appears on the appliance
f Regularly clean the upper and lower ventilation grilles of the
6.
Problem
The appliance does
not heat up.
2
If you cannot remedy the fault, notify your qualified contractor.
To facilitate and speed up your request, provide the number from
the type plate (000000-0000-000000).
Cleaning, care and maintenance
f
products.
f
f
casing, wipe it off with a damp cloth.
f
appliance with a vacuum cleaner.
Material losses
!
Never spray cleaning spray into the air slot.

Troubleshooting

Cause
The temperature is set
too low.
The power supply has
been interrupted.
The appliance has
overheated. The high
limit safety cut-out has
switched the appliance
off.
Remedy
Check the temperature set on
the appliance.
Check the MCB/fuse in your fuse
box/distribution panel.
Remedy the cause, such as a
covered or dirty air outlet or
intake.
After a few minutes of cooling
down the appliance will restart.
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