Precision Control: Fixed 7° to 17°F differential ensures consistent cycling to extend element life and maintain user comfort

check the resistance across the two leads

and DM coils

Using it with other refrigerants will result in improper superheat control and potential compressor damage

Common symptoms include a humming noise without fan movement

Rheem-Ruud SP8099N Gas Valve 321894-708 Precision Control: Fixed 7° toThe Rheem Ruud SP8099N is a high capacity natural gas valve designed for heavy duty commercial and residential HVAC applications requiring a 1" x 1" NPT connection. As a critical component in high output furnace and boiler systems, this Robertshaw gas valve replacement features a 120V solenoid coil and handles high BTU loads without significant pressure drops. For technicians troubleshooting ignition failures or manifold pressure inconsistencies, the