9
CONTROL BOX WIRING
Fig 9
RBL 535 SE/LD Analogue
CONTROL BOX REMOVAL
HS
– Mains switch
ST
– Limit thermostat
RT
– Control thermostat
Fig 10
To remove the control box:
1
– Loosen the screw (
1
) and open lid (
2
).
2
– Remove all components.
3
– Remove the solenoid valve (
3
).
4
– Loosen the two retaining screws (
4
).
5
– Disconnect the ignition leads and
remove the control box.
Summary of Contents for RDB3
Page 11: ...11 Fig 11 Burner Fault finding Logic Chart ...
Page 13: ...13 Fig 12 ...
