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This board is specifically designed for use with the Honeywell W7459 series economizer logic modules
always verify the thermostatic charge of the power head to ensure total TXV system compatibility
Operating on a 24VAC coil
Proper installation of the S1-7710-3281 limit switch is essential for maintaining equipment safety
Reznor 210761 Temp Control This board is specifically designedThe Reznor 210761 is a critical OEM replacement oil temperature control designed specifically for the pre heater assembly in Reznor waste oil furnaces. For technicians troubleshooting a locked out burner or inconsistent ignition, this 170F oil temp control ensures the fuel reaches the precise viscosity required for efficient atomization. Operating with a 15 degree differential, the switch closes to allow the heater to maintain a steady thermal