Riello 40 Installation, Use And Maintenance Instructions page 30

To remove the control-box from the burner, loosen screw (A) (see figure below) and pull towards
the arrow.
S7342
S7057
TESTING
Check the shut-down of the burner by opening the thermostats.
1716
Ignition
transformer
Photoresistance
RUN OF THE ELECTRICAL CABLES
1 - Grommet
2 - Cable-clamp
3 - Terminal block
4 - Clamps for external probe or
nd
2 stage thermostat
5 - 4 pole socket for external probe or
nd
2 stage 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.
5
GB