Troubleshooting - BIEMMEDUE EC 22 Manual De Instrucciones

TROUBLESHOOTING

PROBLEM
• Motor does not start, no
ignition
• Fan does not start or stops
during start-up or heating
• Fan stops during start-up or
heating
• Fan starts and flame lights,
generating fumes
• Heater does not stop
If the heater is still not working properly, please contact your nearest authorized dealer.
RESET BUTTON (13)
• Off -
• Flashing
-
orange
• Flashing
orange
• Flashing red
• Steady red
or flashing
red/green
• Flashing
orange
• Steady green -
• Steady green -
EN
CAUSE
• Wrong setting of room thermostat or
other control
• Defective thermostat or other control
• No electrical current
• Voltage below 175V
• Voltage above 265V
• Presence of flame before transformer
ignites
• Defective photocell
• Defective electrical motor
• Defective electrical motor bearings
• Burned out condenser
• Defective electric ignitor
• Defective flame control box
• Defective photocell
• Insufficient or no fuel at burner
• Defective solenoid
• Defective electric ignitor
• Internal error of electronic device
• Insufficient combustion air
• Excess combustion air
• Fuel contaminated or contains water
• Air leaks in fuel circuit
• Insufficient fuel at burner
• Excess fuel at burner
• Defective solenoid seal
15
REMEDY
• Check correct setting of heater control. If
thermostat, make sure selected temperature is
higher than room temperature
• Replace control device
• Check mains
• Check proper positioning and functioning of
switch
• Check fuse
• Check supply voltage: heater will restart
automatically when voltage exceeds 190 V
• Check supply voltage: heater will restart
automatically when voltage is below 250 V
• Clean and eliminate diesel residue in
combustion chamber
• Replace photocell
• Replace electrical motor
• Replace electrical motor bearings
• Replace condenser
• Check connection of H.T. wires to electrodes
and transformer
• Check electrodes setting (see
"SETTING THE ELECTRODES")
• Check electrodes for cleanliness
• Replace H.T. transformer
• Replace control box
• Clean or replace photocell
• Check state of motor-pump plastic coupling
• Check for any air infiltrations in the fuel line by
checking the air-tightness of the pipes and of the
filter seal.
• Clean or replace oil nozzle
• Check electrical connection
• Check thermostat LI
• Clean solenoid valve and replace it if necessary
• Reset the device and attempt at least two
starts. If the problem persists, replace the device
• Make sure air inlet and outlet are free
• Check the position of the air regulation ring
• Clean burner disc
• Check the position of the air regulation ring
• Drain fuel in tank and load with clean fuel
• Clean oil filter
• Check the seals on the ducts and the diesel
filter
• Check pump pressure
• Clean or replace fuel nozzle
• Check pump pressure
• Replace nozzle
• Replace complete solenoid
scheme