Service Manual
47
Demount the gas valve from the gas unit.
fig.7275
Mount the new gas valve on the gas unit.
Remount the gas unit in the machine.
Connect the earth cable.
Connect the flame sensor and the ignition cable on the control box.
Fasten the screw to the control box.
Connect the heating sensor (PT100) and the overheat protection.
Fasten the screws to the bracket holding the gas valve.
Remount the two rear panels and connect the gas inlet.
9.4 Replacement of flame sensor
Shut off the manual gas valve.
Disconnect the power to the machine.
Demount the two rear panels.
fig.7215E