Ariston Fi7 16L FF, Service Manual

Page: 52 / 57

Technical Manual for DGI
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28
Fault of sensing probe:
Bad contact
Re-connect
29
Fault of sensing probe:
Carbon deposit
Clean or replace
30
Distance between sensing probe and flame
or is too large
31 Fault of igniter Replace
32 There’s no grounding for main control board Re-grounding
33
Parameters of main control board is on the
low side
Adjust
34 Drift of parameter of main control board Adjust
35 Fault of main control board Replace
99 Other causes Other causes
01 Air source: stop supplying Explain and give directives
02
Air source
：
liquefied gas is run out or too
much residue
Explain and give directives
03
Air source
：
caliber of external gas valve is
undersized or not completely open, which
may cause insufficient fuel gas flow
Explain, improve external
air pipe or adjust mixing
ratio of fuel gas and air
04
Air source
：
insufficient fuel gas flow caused
by block of external gas pipe
05
Air source
：
insufficient fuel gas flow caused
by undersized external fuel gas pipe of
connector
06
Small air pressure
Explain, coordinate with
relevant authorities or
adjust mixing ratio of fuel
gas and air
，
07 Unstable air pressure
08
Flame-out phenomenon caused by
excessive air pressure
09 Non-conforming air source Use another air source
10 Bad and impure air quality
Explain, adjust mixing ratio
of fuel gas and air
11 Air mixed into fuel pipe (new residential
housing/recent moving in)
Evacuate air and then carry
out commissioning
12
Insufficient air volume required by
combustion: improper installation inside
cabinet, which causes insufficient oxygen
supply
Re-installation
Flameout or
flue blocked
during running
“E2”
13 Non-conforming installation: distance Re-installation