Centrometal EKO-CK P 25 Nutzung und Wartung - Seite 12
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of feeder. Wait until pellets start dropping from the tube and then disconnect connectors of electric
motor and power supply.
8. Connect again pellet feeding flexible tube to the burner (and put connectors (1) and (2) into
connectors at the boiler control – if they have bee disconnected).
9. Select WINTER
10. Select preferred parameters by pressing the SET button (meaning and selection of the parameters
has been described in previous chapter) and set the correct output of the burner (Pr06) according
the boiler output.
11. Press ON/OFF button
12. Flame will appear within 3 to 10 minutes (depending on the burner temperature and on quality of
wooden pellets).
13. Depending on selected regime of factory setting temperature and depending the room thermostat
is connected or not, pumps operate in the following way:
- "winter regime": heating pump and sanitary water pump (if sanitary water sensor is built in and
Pr02 is "On") turn on at
thermostat is connected, it activates pumps as required in the room, provided the boiler
temperature is min. 61
- "summer regime": (with tank outside the boiler, provided the sanitary water sensor and Pr02 is
"On") sanitary water pump turns on at boiler temperature of min. 61
0
temperature of 59
C.
- "OFF mode" (main switch on; OFF on the upper display, burner is not working): heating pump
and sanitary water pump (if the sanitary water sensor is installed and Pr02 is on "ON") is staring to
operate on 68°C, and switch off on 66°C, the room thermostat do not have the function.
14. In normal burner operation current boiler temperature will appear in the upper display and current
time will appear in the lower display.
15. When the burner reaches set output (after approx. 8 to 15 minutes, depending on set power), and
after the flame is stabilised, flue gases have to be analysed and, if necessary, to perform fine
tuning of combustion parameters of the burner (it should be done by a professional or serviceman
only).
16. After the set temperature is reached T
and the burner goes to stand-by phase, current boiler temperature is displayed in the upper
display and OFF is displayed in the lower display.
7.2 Extinction procedure
Keep ON/OFF button
moment, pellet feeding is stopped, current boiler temperature appears in the upper display, OFF
appears in the lower display, fan operates until flame is completely extinguished (or max.180
seconds). Afterwards, fan continues to work for certain period of time until the burner grate is blown off
and then the burner is shut down, OFF appears in the upper display and current time/current time in
the boiler appears in the lower display.
8. Control unit operation
8.1 Firing phase
After pressing ON/OFF
current temperature in the boiler, and current time appears in the lower display.
(If the boiler temperature is between T
temperature is displayed in the upper display and OFF is displayed in the lower display. When the
boiler temperature drops below T
LED diode
at control unit turns on indicating fan operation which blows off the burner grate.
Pellet feed
and heater
feeding lasts 75 seconds for CPPL-14 and 85 second for CPPL-35, and the heater continues working
(safety time of 12 minutes starts from the beginning of pellet feeding). If no flame appears in that time,
firing process is interrupted and error "E2" appears in the display. After pellet feeding is stopped,
or SUMMER
regime, as needed.
3 seconds while ''On'' appears on upper display.
0
min. 61
C and turn off at boiler temperature of 59
0
C and pumps turn off at boiler temperature of 59
(Pr01), control unit starts extinction (shut down) phase
set
presses for 3 seconds, until OFF appears in the upper display. In that
button for 3 seconds, ON appears in the upper display, followed by
and T
set
0
– 5
C, firing phase follows).
set
turn on. Depending on the boiler output, i.e. burner, initial pellet
Technical instructions Cm Pelet-set
0
– 5
C at the moment of firing, current boiler
set
0
C. If the room
0
C.
0
C
turn off
at boiler
12