ECO 40/2
Thermostat room temperature - furnace
Motor
Transformer
Electromagnetic valve 1° flame
Thermostat modulation
Air flow control
Electromagnetic valve 2° flame
Photo resistance
A
- flame ignition
- presence of flame
B
- end of starting procedure
C
C-D - normal operation
D
- thermostat shut-down (TA-TC)
T1
pre-ventilation time
T2
safety cut-off time
pre-ignition time
T3
T3n post-ignition time
31
LOA 44
LMO 44
25 sec.
26 sec.
5 sec.
5 sec.
25 sec.
25 sec.
2 sec.
5 sec.