Installation and Servicing Charles H. Burkhardt ... demands of the thermostat, it will be with the normal two-speed fan, high-low fire operation, but at any time the line-voltage limit control interrupts the circuit, the fan will cease operation. ... The use of this type of system eliminates the inclusion of the motor-speed controller in the constant-level valve. ... The wiring diagram for such a system is shown in Fig.
|Title||:||Domestic Oil Burners|
|Author||:||Charles H. Burkhardt|