Control Schematics | 4225 EcoFornax ™ SLEx
SYNCHRONIZED FLOW CONTROL VALVES
Into Igniter
Needle Valve/LOV
Regulator (Optional)
Igniter Air Supply
METERED FLOW CONTROL
Into Igniter
Needle Valve/LOV
Regulator (Optional)
Igniter Air Supply
Valve profiling in the form of synchronized flow control valves or metered flow control is required. Mechanical linkages and the use of different valves are not recommended.
Compressed air may also be used to supply adequate air pressure to the igniter, especially if using a VFD to control the combustion air blower.
Bulletin 4225 page 6
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