FAULT-FINDING CHART
FAULT
1 NO IGNITION
A. Gas cock closed
B. "Lock-out" button locked
C. No fl ame detection
D. No ignition spark
E. Air inside pipes
F. Safety thermostat intervention
2 CRACKLING
A. Irregular fl ame
IGNITION
B. Insuffi cient or wrongly adjusted
3 SMELL OF GAS
A. Leak in pipes circuit (inside and
4 MELL OF
A. Flue section or height with joint not
UNBURNT GAS
AND BAD BUR-
B. Excessive gas consumption - combustion
NER COMBU-
STION
C. Flames tend to move away or have
5 CONDENSATION
A. Flue cross-section or height not
IN THE BOILER
B. Boiler operating at low temperature
6 COLD RADIA-
A. Function selector on summer position
TORS
B. Room thermostat set too low or faulty
IN WINTER
C. System or radiators closed
D. Circulator blocked
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CAUSE
gas delivery
outside boiler)
suitable for the boiler
state is imperfect
yellow tips
suitable (excessive size)
REMEDY
A. Open gas cock
B. Reset by pressing
C. Call technical service
D. Call technical service
E. Repeat ignition
F Wait for the temperature to drop
A. Call technical service
B. Call technical service
A. Call technical service
A. Call technical service
B. Call technical service
C. Call technical service
A Call technical service
B Adjust boiler thermostat at a higher
temperature.
A. Place it in winter position
B. Adjust thermostat at a higher
temperature or replace it.
C. Check if system gate valves and
radiator cocks are opened.
If item C has been checked with
negative result call technical service
D. Call technical service
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