Basic wiring for ga furnace. Components of basic electrical wiring. This is a complete install of an american standard furnace. Electrical codes are in place to protect you the homeowner. These general guidelines will give you the basics of what electrical inspectors are looking for when they review both remodeling projects and new installations.
A single sheathed cable runs from the circuit breaker to a single pole light switch located next to the furnace. Most local codes are based on the national electrical code nec a document that lays out required practices for all aspects of residential and commercial electrical. Of sheathing off the wires and thread the wires and about 12 in. The blower and control circuit for a modern gas furnace uses its own 110 to 125 volt circuit breaker.
Besides safety considerations and regulations the other thing you want to familiarize yourself with is the make up of your home wiring. Wiring the boiler the load is now a boiler. Basic furnace installation supplies tools. This refers to the point in your home where your electrical service goes from the main grid into your home.
Of sheathing through the wire opening in the box. Anti diy hvac 59794 views. The switch connects to the furnace inside a wiring box. Trane heat pump r410a leaking txv valve sabotage butcher hack job duration.
It boils down to three basic components. It detects probable improper wiring conditions in standard 110 125 vac outlets provides 6 probable wiring conditions that are quick and easy to read for ultimate efficiency lights indicate if wiring is correct and indicator light chart is included tests standard 3 wire outlets ul listed light indicates if wiring is incorrect very handy and easy to use. The instruction manual for furnaces usually comes with a list of tools. Standard ac with standard furnace control wiring standard furnace standard thermostat standard ac condenser 1st stage heat white 24 volt fan only operation common air conditioning ac contactor control board 1 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system.
See figure 4 page 20 this wiring diagram shows 120 v coming from l1 of a circuit breaker through a switch powering a boiler control and returning through l2 back to the neutral bar of the circuit breaker box.