Ariston M1 10L FF Service Manual page 55

99
01
02
03
04
05
06
07
08
09
Water is not
10
warm enough
11
12
13
14
15
16
17
18
19
99
Deflagration of
01
the machine
Technical Manual for DGI
Distance between sensing probe and flame
row is too large
Other causes
Air source: too much liquefied gas residue
in steel cylinder (winter)
Air source：
External gas pipe valve is not completely
open or pipe is blocked
Air source：
External fuel gas pipe is blocked
Air source：
Diameter of external fuel gas pipe or elbow
is too small
Non-conforming air source
Bad air quality, impure
Insufficient air pressure
Carbon deposit on cooling fin of heat
exchanger
Cooling fin on heat exchanger is partially
burned out
Scale deposit in heat exchanger
Flame row on igniter is blocked
Nozzles blocked
Air valve is blocked by impurities
Rubber contactor in solenoid valve core of
liquefied gas device becomes sticking
Insufficient oxygen
improper installation:
combustion; reddish flame
Insufficient oxygen supply caused by too
small fan throttle: incomplete combustion;
reddish flame
Parameters of main control board are on the
low side
Drift of parameters of main control board
Excessive water consumption: excess the
max. power of the machine
Other causes
Air leakage of external fuel gas pipe: like
valve, distribution pipe and other connection
parts
supply caused by
incomplete
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Other causes
Explain and give directives
Explain and give directives
Explain and give directives
Explain and give directives
Change another air source
Explain and give directives
Explain and give directives
Clean
Replace
Clean or replace
Clean
Clean
Clean or replace
Clean or replace
Re-installation
Adjust
Adjust
Adjust
Explain and give directives
Other causes
Adjust