88
INSTALLER
USERMAINTENANCE TECHNICIAN
TECHNICAL DATA
3.9 CALIBRATION TYPE INVOLVING THE REPLACEMENT OF A COMPONENT.
When performing extraordinary maintenance on the appliance, involving the replacement of a component, such as the P.C.B. (if the re-
movable memory is not put into the replacement board) or components in the air, gas and ame control circuits, the appliance will need
to be calibrated.
Select the type of calibration to be carried out according to the table below.
Component replaced Type of calibration required
Gas valve Automatic calibration
Fan Automatic calibration
Burner
1 Automatic calibration
2 Possible manual calibration with verication of CO
2
values
Ignition / detection electrode
1 Automatic calibration
2 Possible manual calibration with verication of CO
2
values
P.C.B. (New virgin P.C.B. without removable memory recovery)
Reset the parameters
1 Automatic calibration
2 Possible manual calibration with verication of CO
2
values
P.C.B. (Recovery of the removable memory with the boiler parameters
set from the replaced board)
No calibration required.