10 TROUBLE SHOOTING
EFFECT CAUSE ACTION
1.-Oven does not operate in any mode.
Green lamp L1 does not come on.
Electronic thermostat display on.
1.1.Door switch IP
1.2.Motor thermal switch FM
1.1.Check – change or adjust
1.2.Check motor thermal switch wires (grey motor
connection cables) or change motor.
2.-Convection burner does not turn on
Green lamp L1 on.
Electronic thermostat display on.
Turbine motor working.
Convection lamp L2 does not come on.
Convection reset button L3 off.
2.1.Chamber thermostat TC
2.2.Safety thermostat TSC
2.1.Check contact TC
2.2. Check contact TSC
3.-Convection burner does not ignite.
Green lamp L1 on.
Electronic thermostat display on.
Turbine motor working.
Convection lamp L2 does not come on.
Check no. of pluses of LED D21 of frequency inverter
(three impulse sequence).
3.1. Faulty inverter VF or blower VC. 3.1 Change.
4 –Convection burner does not ignite.
Green lamp L1 on.
Convection lamp L2 comes on a moment and then turns
off.
Convection reset button L3 on.
Check no. of pluses of LED D21 of frequency inverter
(three impulse sequence).
3.1.Connect blower air/convection gas valve closed.
3.2.Blower connector rubber tube/convection gas valve
broken.
3.3.False contact in ignition control. CEC
3.4 Faulty ignition control. CEC
3.5.Little or no gas
3.6.Flame detection failure
3.7.Gas flow ignited in low convection valve.
3.8.Convection gas valve.
3.9.Spark train failure.
3.1.Check and drill if it is a spare.
3.2.Check whether this is broken or blocked and replace
3.3.Check detection wiring
3.4.Change
3.5.Check with pressure gauge in gas valve
3.6.Check detector-burner position (5-6 mm) and
connections or change detector.
3.7.Check dynamic pressure and increase.
3.8.Change gas valve.
3.9. Check position of burner spark plug (3-4 mm) and
connections
5.-Noise during ignition 5.1.Excessive gas during ignition
5.2.Burner does not correspond to model
5.3.Type of gas does not correspond to model
5.4.Wrong frequency inverter switches.
5.5.Gas valve does not correspond to type of gas.
5.1.Check valve code corresponding to gas and model
5.2.Check pressures in gas valve in burner
5.3.Check pressures and model
5.4.Check and correct (Increase ignition speed).
5.5 Check and correct
6.- Ignition occurs suddenly with a slight explosion 6.1. Wrong frequency inverter switches
6.2 Type of gas does not correspond to model
6.3. Gas valve does not correspond to type of gas
6.1. Check and correct ignition speed.
6.2.Check pressures and model
6.3. Check and correct
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