
MAIN SCREEN
1a - Boiler (Wood firing side)
1b - Boiler (Pellet firing side)
2 - Buffer tank
3 - Boiler pump P1
4 - 3 - way protection valve
(thermic or with actuator)
5 - Boiler temperature (Wood firing
side)
6 - Symbol of fan operation
(simbol is rotate when fan working)
7 - Fan speed (rpm)
8 - Simbol and opening percentage of
primary air actuator
9 - Simbol and opening percentage of
secondary air actuator
10 - Glow option (if is enabled)
11 - Combustion chamber temperature
12 - Flue gas temperature
13 - The percentage of oxygen in the flue gases
(lambda probe)
14 - Boiler side activity indicator
15 - Wood pellet tank
16 - Boiler temperature (Wood pellet firing side)
17 - Fuel level sensor (Wood pellets)
18 - Feeder screw
19 - Photocell
20 - Electric heater
21 - Outdoor temperature
22 - Errors and warnings
23 - Boiler working phase
24 - Screw refill (additional equipment)
25 - Magnetic valve
26 - Automatic flue gas tubes cleaning
(Flue pass. Cleaner) (additional equipment)
1b
2
4
3
19 20
18
17
16
15
13 14
22
21
23
25
24
1a
8
9
12
5
26
6
7
10
11
Main screen
Technical instructions CONTROL UNIT
BioTec Plus
4