10
can be seen in the room panel Room Control
TOUCH.
8.2
BOILER START UP - Switching on
and off of the boiler
After making sure that fuel is in the silo, and
the hatch is closed
–
the boiler can be
switched on. To activate boiler press the
screen “Boiler activated”, then “activate
controller?” sign will appear.
Pic. 2 Boiler start up
After accepting, boiler will go into firing up
mode. There is another way to activate
boiler, Press MENU and then find and press
in round menu button:
.
To switch off the boiler press MENU button
and then find and press button:
.
Attention: the controller will go to burning off
process. Right after its finish a sign will
appear: “boiler switched off”.
8.3
BOILER PRESET TEMPERATURE
SETTINGS
The preset boiler temperature and preset
circuits temperature can be set in the menu
(Possible temperatures are restricted with
range of respective service parameters of the
controller).
Boiler
settings
→
Preset
boiler
temperature.
Mixer settings 1,2,3,4
→
Preset mixer
temperature
Value of parameter:
The preset boiler
temperature
, is omitted by the controller
when preset boiler temperature is controlled
by weather sensor. Independently, the
preset boiler temperature is automatically
raised in order to load the HUW buffer and to
load heating circuits of mixers.
8.4
FIRING UP
FIRING UP mode is for automatic firing up of
furnace in boiler. Total time of firing up
process is depended on controller’s settings
(feeder operation time, heater operation
time, etc.) and on boiler’s condition before
firing up. Parameters influencing firing up
process are in the menu:
Service settings
→
Burner settings
→
Burning up
In case of failed attempt of firing up the
furnace, another attempts are taken during
which amount of fuel (feeding time) is
reduced to 10% of first attempt’s dose.
Another attempts of firing-up are numbered
next to the symbol of an igniter
.
After three failed firing up attempts an alarm
Failed firing up attempt is reported. Boiler’s
operation is then stopped. It is not possible
to automatically continue boiler’s operation.
Service intervention is required. After finding
and solving the cause of firing up failure the
boiler should be fired up again.
8.5
WORK
The fan operatres constantly
–
see Pic. 3 Fuel
feeder is engaged periodically. One period
consists of feeder operating time and pause
in feeding time.
Pic. 3 Fan and feeder operation periods.
There are two control modes available which
are responsible for the stabilization of the
preset boiler temperature:
Standard
and
Fuzzy Logic
:
Boiler settings
→
Control mode
feed time
OPERATION
feed time
OPERATION
feed interval
OPERATION
feed interval
OPERATION
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