Morco FEB-24ED - Page 53

Description of functioning
technical
57
START SEQUENCE
HEATING MODULATION:
keep the temperature at
selected value by user
Heating Temp. = Heating Set
Point + 3ºC?
.
WORKING MODE
CHANGE SEQUENCE
W
ITH OR WITHOUT
PUMP CYLING
(next page)
Heating Temp. = 102ºC?
FAN (5s
) ON
PUMP ON
BURNER OFF
LOCK OUT F-4
PUMP 1MIN.ON
FAN OFF
BURNER OFF
DHW
DEMAND
FAN 5 SFC ON
PUMP ON (during Tpb)
BURNER OFF
END OF
DHW
DEMAND
Heating Temp.<heating
Set Point - 5ºC?
PUMP ON
FAN ON
PUMP ON(10s
)-OFF (1s)
BURNER OFF
Heating Temp.> 92ºC?
Heating Temp.> 92ºC?
30 second
minimum power
FUZZY LOGIC:
5 min. Minimum power
YES
YES
YES
YES
YES
51
YES
HEATING SERVICE FEB-24ED
YES
YES