Modena CT Series, Руководство пользователя

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English 22
Please perform checking procedure on the following things before contacting MODENA service center
when troubleshooting occurs:
Symptoms Causes Solutions
The pilot burner
cannot be lighted
up
1. The pressure of the gas conduit
is too low
2. The pilot nozzle is blocked
3. The gas valve is malfunctioning
1. Regulate the pressure relief valve
2. Dredge the nozzle of the pilot
3. Replace the gas control valve
The pilot is on but
the main burners
cannot be ignited
1. The pressure of the gas conduit
is too low
2. The main burner nozzle is
blocked
3. The gas valve is malfunctioning
1. Regulate the gas relief valve
2. Dredge the main burner nozzle
3. Replace the gas control valve
There’s tempering
sound when cut off
the gas source
3. The nozzle orifice diameter does
not match with the gas source
4. The damper is regulated
oversized
5. The gas source pressure is on
the low side
6. The inflow of the connecting pipe
is too low
1. Regulate the nozzle diameter
2. Adjust
the damper to a
appropriate size
3. Regulate the relief valve
4. Increase the allowable inflow
volume
There’s red flame
and black smoke
1. The nozzle diameter does not
match with the gas source
2. The damper is regulated
undersized
3. The gas in the gas bottle is
almost used up
4. The gas composition fluctuation
is huge during gas peak
6. Regulate the nozzle diameter
7. Adjust
the damper to a
appropriate size
8. Change the gas source
9. Regulate the inflow volume to a
relative smaller position, and
adjust it back to normal when the
gas peak is over.
Aforementioned troubles are just for reference. If any failure occurs, please stop using, and inform
contacting MODENA service center or the professional technicians to check and repair. Safety first!
Please cut off the electric and gas source before maintenance.
Part 5: Failure Analysis & Trouble Shooting