That switch allows the user to select man fan will be always on or auto.
White rodgers combination fan and limit control.
This fits your.
Single element type is ideal for applications with narrow space limitations.
Combination fan limit control 8 white rodgers 5d51 35 combination fan limit control.
Use the white rodgers fan and limit control to regulate fan or blower operation and as a high limit safety control.
What is the yellow triangle with the 2 in it.
Designed to be interchangeable with other flush mounted single element fan and limits.
The white rodgers combination warm air limit and single speed fan control combines into one compact case a switch which controls the fan or blower operation and also a switch which acts as a safety limit control.
Label all wires prior to disconnection when ser vicing controls.
Slotted mounting holes for easy installation long terminal screws for wiring junctions can be made on terminal block dial has individual pointers for fan cut in and cut out.
Furnace combination control operating temperature range limits the switch portion of this honeywell fan limit control can tolerate 190 f.
White rodgers 5d51 78 combination fan limit control by white rodgers.
And the sensing element can handle up to 350 f.
White rodgers fan limit control to prevent electrical shock and or equipment damage disconnect electric power to system at main fuse or circuit breaker box until installation is complete.
Make sure this fits by entering your model number.
Unfortunately i find the explanation to be vague and the diagram isn t helpful.
Item 2 white rodgers 5d51 35 5 inch emerson cemco wr fan limit furnace control 1 white rodgers 5d51 35 5 inch emerson cemco wr fan limit furnace control.
The control can handle 120v and 240v devices and can also be wired to control low voltage devices.
The explanation is for a honeywell fan limit control but it seems similar enough to the white rodgers device i an using.
Available from these sellers.
50 degreef to 265 degreef range adjustable differential.
The white rodgers 5d51 78 universal replacement fan and limit control is perfect for applications with narrow space limitations.
The 5d51 78 regulates fan or blower operation and acts as a high limit safety control.
The white rodgers adjustable fan limit controller shown below provides a toggle switch at the top of the control.
It seems like the things labelled l1 and l2 are the wires in the line in.
L1 is black hot i.
New white rodgers 761 2 fan limit control 5 1 2 inch insertion 20c 1.
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