Angelo Po FX Series, Technical Manual

Page: 73 / 125

Copyright by Servizio Clienti ANGELO PO Spa
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GAS:F5 Flame signal missing during the working
1. always reset the alarm and try new cycle.
2. verify the flame detector cable
3. check the small led on the burner control board for status
informations and/or diagnostic mode.
4. measure the ionization current.
3 GAS:F6
Overtemperature near the blower control
board.
Check that the cooling fans in the components compartment
are working properly. Check and cleaning air vents under the
dashboard and below the components compartment.
4 GAS:F10
Internal breakage of the Blower control
board
Always reset the alarm and try other cycle. If the alarm comes
back, then replace the Blower control board
5
GAS:F11 Flame signal detected before start
Check the wirings to the flame sensor. If necessary replace the
combustion control board.
6
GAS:F20 Flame signal detected after the stop.
Check the wirings to the flame sensor. If necessary replace the
combustion control board.
7
GAS:F24
Blower fan speed out of control or blower
fan blocked.
Check the power supply and control wirings to the air blowing
fan. If necessary replace the blower fan.
8
GAS:F26
Blower fan out of control: the blower fan
doesn’t stop after 30 seconds from its
off.
Check the correct wirings to the blower fan. If necessary
replace the blower control board.
9
GAS:F30
Operating parameters of the burner
control board corrupted.
Replace the Blower control board.
10
GAS:F47
Feedback timeout from Burner Control
Board to Blower control board.
a. Check if the Burner control board is correctly supplied
b. Check connection wires between Burner control and Blower
control board.
c. Check Orange light on pins 11-12.
d. Check fuse link on Burner control board.
e. Check wires between burner control board and blower
control board. (Pins 4-4 and Pins19-3 between two pcb ).
Note: For the 20 grid models appears with the alarm also the number of the burner; 1
stands for the lower burner and 2 stands for the upper burner.