Sovelor GA/N45C Manuel D'utilisation Et De Maintenance page 38

FAULT
• The heater does not work:
lamp is steady on
Number of flashes of lamp
(D)
• Fan is noisy or vibrates
• Insufficient heating
L-L 304.00-BM
CAUSE
LAUNCH THE SELF-DIAGNOSIS PROCEDURE
PUSH BUTTON (D) FOR 12 SECONDS AND RELEASE:
THE BUTTON LAMP FLASHES WITH 2 TO 7 FLASHES
2 • No flame during ignition cycle
• Air pressure switch has tripped
3 (electrical contact remained open) at
start of ignition cycle
• Parasite flame detected in pre-wash
4
phase during ignition cycle
• Air pressure switch has tripped
5
(electrical contact has opened) during
ignition cycle
• Air pressure switch has tripped
6 (electrical contact has opened) during
work cycle
7 • No flame during work cycle
• Dirt on fan blades
• Poor air circulation
• Insufficient burner capacity
EN
• Check gas pressure at burner
• Check and clean gas filter
• Check that ionisation probe is not
discharging to earth
• Check ionisation probe connection
cables (they must not discharge to
earth)
• Check pressure switch and replace
if necessary
• Check that there are no gas pockets
in the combustion chamber
• Check that ionisation probe is not
discharging to earth
• Check ionisation probe connection
cables (they must not discharge to
earth)
• Check that burner motor and fan
are not blocked or broken; replace if
necessary
• Check pressure switch and replace
if necessary
• Check that burner motor and fan
are not blocked or broken; replace if
necessary
• Check pressure switch and replace
if necessary
• Check gas pressure at burner
• Check and clean gas filter
• Check that ionisation probe is not
discharging to earth
• Check ionisation probe connection
cables (they must not discharge to
earth)
• Remove dirt
• Eliminate all obstacles to air flow
• Contact Customer Service
REMEDY
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