Kostrzewa Twin Bio Luxury Compact NE 8 Notice Technique page 92

7. Twin Bio Luxury Compact NE boiler design as a complete heating device
92
d. Boiler sensor installation
The boiler is fitted with a safety temperature limiter STB factory set to 90°C.
If the set temperature is exceeded the STB stops the burner and the fuel
feeder operation. Alarm is displayed. Check and remove the cause for boiler
overheating. Allow the boiler to cool, remove the STB nut and press the button.
The boiler temperature sensor [3] and the STB [4] must be installed in the boiler
temperature sensor casing [7]. Sensors must be secured against falling out.
1. safety temperature limiter (STB) switch cover
2. safety temperature limiter (STB)
mounting nut
3. boiler temperature sensor
4. safety temperature limiter STB
temperature sensor
5. electrical cable duct
6. safety temperature limiter (STB)
7. boiler temperature sensor housing
e. Wiring system
General guidelines on the wiring systems of the boiler control, the boiler and
its accessories:
1. A 230 V/50 Hz power system conforming to local standards
and regulations must be available in the boiler room.
2. The wiring system should be terminated with a plug socket with a
protective terminal..
USING A SOCKET WITHOUT A PROTECTIVE CONDUCTOR CONTACT
MAY RESULT IN ELECTRIC SHOCK!
3. All connections must be in accordance with the wiring diagram and must
conform to relevant national or local regulations on electrical connections.
4. The device (boiler/control system) must be connected to an individual
system with an overcurrent protection and a residual current device.
NO OTHER EQUIPMENT MAY BE CONNECTED TO THE BOILER'S
ELECTRICAL SYSTEM!
Leader in pellet boilers
CAUTION!
INCORRECT BOILER SENSOR INSTALLATION MAY RESULT
IN OVERHEATING AND FAULTY SYSTEM OPERATION.
5. The wiring system may be installed and repaired by authorized personnel
only.
6. Disconnect the power supply before servicing.
7. The boiler temperature sensor must be installed and secured in a
submersible sleeve in the water section. The remaining cable must be
coiled and laid in the external boiler casing or other safe location
(secured against sliding off from the sleeve).
8. The cables should not be bent or broken and the insulation should not
be damaged.
9. Do not allow water, moisture, dust and dirt inside the device, otherwise it
may result in short-circuit, electric shock, fire or damage.
10. Ensure proper ventilation of the device (control) and free air flow to the
vents and air circulation around the device.
11. The electrical equipment (control, distribution board, burner and sensors)
is intended for indoor installation.
Twin Bio Luxury Compact NE v01 User Manual – EN 01.19