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12
FAULTS, CAUSES AND REMEDIES
FAULTS
CAUSES
REMEDIES
• Check power specifications
• Check power connections
• No power supply
• Check fuse
• Main switch in wrong position
• Select correct position
• Check thermostat position
• Faulty operation of room thermostat
• Check thermostat operation
• Check that the gas supply hose has been bled
• Gas pressure switch tripped due to no gas
• Check the gas supply pressure
• Check that the suction and the flow grills are
unobstructed
• Check that the fan is running freely
• Air pressure switch tripped due to fan malfunction
• Check the electric motor and the condenser and,
if faulty, replace them
• The heater fails to start
• Air pressure switch tripped due to pressure
switch malfunction
• Replace the pressure switch
• The ionisation electrode does not detect a flame
• Remove the flame sensor and clean it
• Check that the suction and the flow grills are
unobstructed
• Check that the room is well ventilated
• Check that the hot air can escape freely
• Safety thermostat tripped due to the combustion
chamber overheating
• Check that the gas flow or pressure are not
excessive
• Control unit tripped due to irregular burner
operation
• Contact Service Assistance
• Faulty electronic control unit
• Check the unit and if necessary replace it
• The heater stops and the warning
light (8) comes on
• Faulty thermostat
• Check the thermostat and if necessary replace it
• Burner thermostat tripped
• Air distribution ducts too long or with insufficient
diameter
• the heater stops and then starts
again but the warning light (8) does
not come on
• Gas pressure switch tripped due to sudden drop
in gas supply pressure
• Check the gas supply pressure
• Foreign bodies on fan blades
• Remove foreign bodies
• Fan noise or vibrations
• Little air circulation
• Eliminate all possible obstacles to proper air flow
If heater still not working properly, please revert to nearest authorized dealer.
Содержание PE45
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Страница 19: ...RU 19 EN 1596 2008 100 3 100 3 25 2 250 2 EN 12669 2003 m H07RN F 1 5 2 2 10 10 2 3 2 3 10 2 1 2 3 4 2 I...
Страница 21: ...RU 21 2...
Страница 22: ...RU 22 1 2 3 4 5 3 SIT 840 SIGMA 3 1 2 4 5...
Страница 23: ...RU 23 8 8...
Страница 34: ...34 SCHALTSCHEMA WIRING DIAGRAM SCHEMA ELECTRIQUE SCHEMA ELETTRICO ESQUEMA ELETRICO...
Страница 36: ...36 45 kW Tab I...
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