Honeywell SV9520H8513/U

The SmartValve® System Controls combine gas flow control and electronic direct main burner ignition sequencing functions into a single unit. The ignition source is 120V hot surface igniter lighting the main burner flame. Provides all gas ignition safety functions by controlling gas flow, ignition source and a 120 VAC combustion air blower. The control also monitors the appliance airflow proving switch circuit and limit string to assure proper appliance operation. The SmartValve System Controls provide prepurge, postpurge and timed trial for ignition with multiple ignition trials and auto reset from lockout. Diagnostic LED indicates system status.

Honeywell SmartValve® Gas Valve, Fast/Slow Opening, Series: SV9520, 1/2 in Nominal Size, NPT, 0.5 psi, Direct Hot Surface Ignition, 0.6 to 5.7 cu-m/hr Nominal Capacity, Natural Gas, 24 VAC 50/60 Hz Coil, 0 to 175 deg F, 4.1 in L x 3.2 in W x 4.9 in H, Import

• The control communicates directly with the ST9160 electronic fan timer (EFT) in typical forced warm air furnace applications
• It can directly interface with the appropriate power supplies and a system thermostat for additional appliance applications
• When controlled directly by a thermostat, these controls do not provide a postpurge function, because power to the control is removed when the thermostat call for heat ends
• This system is suitable for a wide range of fan-assisted combustion, gas-fired appliances including furnaces, rooftop furnaces, boilers, unit heaters, infrared heaters, water heaters and commercial cooking appliances
• Straight-through body pattern
• 0 to 90 deg in any direction from the upright position of the gas control knob mounting
• 3-1/2 in WC pressure regulator setting