Riello Burners 40 G20D Manuel D'entretien page 33

To remove the control-box from the burner, loosen screw (A) (see figure below) and pull towards
the arrow.
S7057
TESTING
Check the shut-down of the burner by opening the thermostats.
2355
Ignition
transformer
Photoresistance
S7348
RUN OF THE ELECTRICAL CABLES
1 - Cable gland
2 - Cable-clamp
3 - Terminal block
4 - Clamps for 2
5 - 4 pole socket for 2
thermostat
6 - 7 pole socket for burner
N - Neutral
- Lock-out lamp
L - Phase
- Burner-earth
The photoresistance is fitted directly
into the control-box (underneath the
ignition-transformer) on a plug-in sup-
port.
7
GB
nd
stage thermostat
nd
stage