Visual check, flue gas routing.
Visual check, air supply.
Visual check, electrical plug-in contacts.
Diagram MGK
Flue gas pressure
switch
Flue gas thermostat
3062882_0910
Maintenance procedure, finalising
+
High limit safety cut-out inside
the sensor well
Gas fan
Ignition electrode
Ionisation electrode
Flow sensor
Gas combination valve with
gas pressure limiter
Return sensor
Water pressure switch
21