Ariston Fi7 16L FF, Service Manual

Page: 49 / 57

Technical Manual for DGI
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02
Bad contact between ignition needle and
ignition cathode
Re-connect
03
Bad contact between ignition needle and
main control board
Re-connect
04
Too much carbon deposition on ignition
needle
Clean or replace
05 Wet ignition needle Clean or replace
06 Ablated ignition needle Clean or replace
07
Too much carbon deposition on ignition
cathode
Replace
08 Igniter is damaged Replace
09 Main control board is damaged Replace
fan starts
pre-purging,
while there’s
no sound of
ignition
99 Other causes Other causes
01
Distance between ignition needle and flame
row is too small
Turn on a little
02
Contact distance between high voltage wire
of ignition needle and signal wire of display
screen
Adjust distance between
wiring harness
03
Discharging does not take place on top of
ignition needle, but on back side of igniter
Replace igniter
Blank screen
once ignition
99 Other causes Other causes
01
Bad contact of wiring of temperature sensor
Re-adjust
02 Temperature sensor is damaged Replace
03 Fault of main control board Replace
Fault of
temperature
sensor
99 others others
01
Activation of overheat protection device due
to combustion caused by non-conforming
gas source
Explain and give directives
02
Activation of overheat protection device due
to combustion caused by excessive gas
pressure
Explain and give directives
03
Activation of overheat temperature
controller due to improper operation like
improper adjustment of mixing water valve
Explain and give directives
04
Overheat temperature controller is
damaged
Replace
"E3"
Display
overheat
protection “E3”
05
Bad connection of overheat temperature
controller
Adjust