SYX66x Commissioning Guide
V1.10.3 300117
Page 49 of 61
12.
Boilers Menu Pages
12.1
Switch Page
Boiler 1 Lead
– The indicator will be green when Boiler 1 is lead (the first boiler to fire)
Boiler 2 Lead
– The indicator will be green when Boiler 2 is lead (the first boiler to fire)
Sequence
– Auto the controller will rotate based on the schedule (weekly). The sequence menu gives the option to
rotate now can be actioned to force the change of lead boiler within the next 10 to 15 seconds.
Boiler 1
– The indicator will be green when Boiler 1 is running, this will flash Red if boiler frost mode is active. Boiler 1
output will also be enabled if the controller 0-10v output is configured to Set point Mode and the boilers are in demand.
Boiler 2
– The indicator will be green when Boiler 2 is running, this will flash Red if boiler frost mode is active
Demands
– This indicates where the demands for the boilers are coming from in the system. Heating , HWS etc will
be indicated as calling the boilers
