List Of Lxx Or Dxx Type Error Codes - DeDietrich AFC 18 User Manual

Tab.15
Code Faults
L00 PSU FAIL
L01 PSU PARAM
FAIL
L02 STB OUTLET
L03 DEF.OIL.SENSO
R
L04 BURNER
FAILURE
L05 DEF.INTERN.SU
L06 DEF.SPEED.MOT SU
L07 DEF.T.WARM UP SU
300026440 - v06 - 07082018
8.3.1
Cau Description
se of
the
fault
SU The PSU integrated into the SU
is defective
PCU The safety parameters are in­
correct
SU Boiler temperature too high
SU The oil pressure measurement
sensor is faulty
SU Burner start-up failure
SU Internal SU fault
Fault on the burner motor
Preheating period exceeded

List of Lxx or Dxx type error codes

Check/solution
Parameter error
Contact the professional who handles the mainte­
nance for the appliance
Parameter error
Contact the professional who handles the mainte­
nance for the appliance
Poor connection
Sensor failure
Contact the professional who handles the mainte­
nance for the appliance
No water circulation
Contact the professional who handles the mainte­
nance for the appliance
Poor connection
The oil pressure measurement sensor is faulty
Contact the professional who handles the mainte­
nance for the appliance
No ignition arc
Contact the professional who handles the mainte­
nance for the appliance
No flame signal.
Air present in the oil circuit.
Contact the professional who handles the mainte­
nance for the appliance
Flame present but insufficient ionisation (<3µA)
Contact the professional who handles the mainte­
nance for the appliance
The control and safety box on the burner is defec­
tive
Contact the professional who handles the mainte­
nance for the appliance
The control and safety box on the burner is defec­
tive
Contact the professional who handles the mainte­
nance for the appliance
The burner motor is defective
Contact the professional who handles the mainte­
nance for the appliance
The oil preheater is defective
Contact the professional who handles the mainte­
nance for the appliance
The control and safety box on the burner is defec­
tive
Contact the professional who handles the mainte­
nance for the appliance
8 Troubleshooting
AFC 33