24 Vac Proven HSI w/Blower Relay
Part # 35-679928-561
The Series 35-67 is a hot surface ignition system in which the ignition source is proven to be capable of ignition prior to the gas valve being opened and is suitable for appliances over 400K BTU. Models compatible to the requirements of ASME standard CSD-1 are available.
Applies to commercial and industrial appliances w/ combustion chambers in excess of 400K BTU, requiring CSD-1 certification.
Combustion fan output, pre-purge and lockout indicator outputs, diagnostic LED, multiple trials for ignition, flame current test pins.