Tetan KP 12-ES, Service And Operation Manual

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Automatic boiler for wood pellets
65
Possible causes Elimination Performed by
blocked nozzles in the burner clean the burner as prescribed annual review service
dirty heat exchanger clean heat exchanger service
insufficient or reverse draft in the
chimney
solution is suggested by professional company chimney service
Commissioning:
Is entitled to a professionally trained person.
9.7 ERROR FROM LOW TEMPERATURE OF WATER OR COMBUSTION PRODUCTS
During automatic operation is outlet water temperature continuously tested.
If the boiler can not reach the temperature of 40 ° C within 30 min. after switching from STAND -BY to automatic
operation or when the water temperature drops during operation below 40 ° C for longer than 30 minutes, the
control unit evaluates the situation as substandard condition and operation of the boiler is stopped.
This is indicated on the display with:
Stop-non ignition
Possible causes Elimination Performed by
low quality fuel check fuel by specialist company, if
necessary, change the fuel
user
lack of fuel replenish pellets in the fuel bin and fill
the transport route by manual override
of the feeders
user
impassable transport path, etc. check and remove obstacles which
hinder the entry of fuel into the feeder
user
insufficient boiler output increase the output
(max. up to nominal output)
user
wrong choice of boiler output
check the size of the heating system and
boiler output, preferably by a specialist
company
installation company
Commissioning:
Check the burner, remove the residue fuel or ash, run START.
9.8 ERROR OF TEMPERATURE SENSOR CONTACT
The control unit automatically detects the the operation of temperature sensors. In case of failure of the sensor
CU will display an error of specific sensor.
If CU loses contact with temperature sensor and the error persists, it is indicated on the display through the
message "ERROR TEMP.SENS".
Possible causes Elimination Performed by
defective sensor replace the sensor
service
defective connection to the temperature
sensor
control of wiring, repair connections
service