I have an attic above but there is blown insulation and i canât see where the wires are.
A c unit switches wire nuts exposed attic.
Ed beal jul 19 17 at 19 08.
Install the switch box and switch.
23 0 amps recommended fuse breaker hacr.
9 install the fans.
Bonding the ground wire whenever possible.
I took it to be the cable romex was going to be exposed.
Use wire nuts to connect the black wire from the 12 2 wire to the black or red wire in the attic fan the white wire to the white wire in the attic fan and the two ground wires.
Find a live receptacle for the power source.
Grounding wall outlets and light switches.
80 5 covered by insulation 10 in hot attic the rest through a wall and a cool dry crawl space.
Location of power supply and switch.
You cannot just wire nut two wires together and leave them dangling in the attic.
Trane 3 ton unit manufactured 1994 phase 1 minimum circuit ampacity.
As a result these improper connections will lay exposed in attics and can cause a lot of problems.
The process of wiring an attic fan involves the power source and switch location wiring connections to the switch and wiring connections to the fan.
Strip 1 2 inch of insulation from each end of the cut terminal wire and the end of each float switch wire with a pair of wire strippers.
Determine the fan switch location.
Twist one end of each float switch wire to one of the exposed section of the cut r terminal wire.
That latter gets especially tricky if you are tapping into a circuit in the attic where the wires are covered by.
No boxes hidden in wall and no boxes covered by insulation in the attic.
Truthfully iâm nervous about the attic â the only light is b.
I want to change the 14 2 wire running to my master bedroom light switch to 14 3 wire so i can have separate switches for the light and ceiling fan.
40amps approximate length of run from breaker box to outside unit.
Open wire splices found in your home attic during the inspection could add a further dent to your bank accounts.
Here are 3 tips to help.
If the term open wiring splice sounds greek to you then in simple terms a splice is a connection that is made between two wires.
Wiring an a c unit involves installing a double pole 240 volt circuit breaker in the main service panel running a 240 volt cable to the a c s location installing a safety disconnect switch there and then running weatherproof flex from the switch to the a c s terminal box.
40amps max fuse breaker hacr.
But we need to know the type of wire and the type of access to the attic scuttle hole stairs to provide a complete answer.
I think some folks are thinking you mean knob and tube wiring since you said exposed.
