BIEMMEDUE JUMBO 85 Manuel D'instructions page 48

FAULT
• The heater does not start:
lamp is off
• The heater does not start:
lamp is on
• The burner goes on and off alternately and LED
OUT 2 on the temperature controller remains
ON.
• The burner goes on and off alternately and LED
OUT 2 on the temperature controller is OFF
when the burner goes off.
• The heater does not work:
the lamp on the electrical panel is on
The heater does not work:
the lamp on the electrical panel is on
• The heater does not work::
the lamp on the burner is steady on
• Fan noise or vibrations
• Insufficient heating
L-L 239.01-BM
EN
CAUSE
• No power supply
• Switch (a) in wrong position
• Incorrect functioning of the room thermostat
• Gas pressure switch tripped due to no gas or
insufficient pressure
• Insufficient gas supply
• Incorrect setting of burner
• Burner thermostat has tripped due to
overheating
• Manual reset safety thermostat has tripped due
to excessive overheating of combustion
chamber
• Motor thermal protection has tripped due to
excessive electrical power absorption
• Burner's safety equipment has tripped
• Foreign bodies on fan blades
• Insufficienct air circulation
• Insufficient burner capacity
REMEDY
• Check functioning and position of switch
• Check the mains
• Check power connections
• Check fuse
• Select correct position
• Check that thermostat connection plug is inserted
• Check thermostat electrical connection
• Check thermostat setting and correct it
• Check functioning of thermostat
• Check that gas feed pipe has been bled
• Check gas feed pressure
• Check and clean gas filter.
• Clean and recalibrate the burner.
• Clean and recalibrate the burner.
• Check correct position of air distribution channels
and opening of any flaps, openings, etc.
• Remove any foreign bodies trapped in the air ducts or
ventilation grilles
• Check that the fan motor starts correctly and is not
obstructed
• Check that the fan motor is not burned out or that the
motor condenser is not broke
• Check burner calibration
• Check the path and correct discharge of fumes
• Remove any foreign bodies trapped in the air ducts or
suction grilles
• Check that the air distribution channels are not too lo
• Refer to the burner manual for diagnosis and causes
• Remove foreign bodies
• Eliminate all possible obstacles to proper air flow
• Contact Customer Service
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