Product Description
. . . . . The G891 Pulse Ignition Control is a microprocessor-based, direct spark ignition control that initiates combustion for the high efficiency pulse furnace. The G891 is designed for ignition of natural, Liquefied Petroleum (LP), manufactured, mixed, or LP gas-air mixtures.
The G891 also provides: ?Çó sequencing of ignition source and supervision of burner operation ?Çó four additional ignition trials in the event successful ignition is not accomplished on the initial trial ?Çó complete ignition sequence retry after 60 minute shutoff period ?Çó inducer motor control ?Çó thermostat contact monitoring ?Çó system operating status LED that assists in system troubleshooting ?Çó keyed wiring connector All G891 applications must use redundant gas valves.
Any application over 400,000 Btu/hr must be approved in advance by Johnson Controls Application Engineering.. Johnson Controls. Johnson Controls. G891TCA-8101.