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You can use 8 gauge for GEC but it can't be exposed. Go to 6 and then can run along the surface as long as not exposed to physical damage. NEC...
Here is a good spreadsheet to do the load calculation for you....
Do you have a disconnect at the shed? The ground rod needs to connect there. If you don't have a disconnect then you need to add one. Code only...
Must be FMC as true AC that old would not have that bright white wire. It would be faded white paint over black cloth over rubber with a tinned...
Need to sort out terms first. NEC section 334 is for non-metallic (NM) cable. AC is Amored Cable and has different rules from NEC section 320...
Disconnecting the white neutral in the panel and putting a wire nut on it just wastes space and adds to the mess. NEC had some weird rules and...
Wiring 120v to a C915 is a good solution. You will need a matching dual voltage electrical box like...
No oven? Yes, connect like colored wires in the box and ground-to-ground. Cap off the white wire at the box if not used, do NOT use it as ground....
You are correct. I got lost jumping between versions. IRC only.
912.1 of 2015 IPC: https://up.codes/viewer/alabama/ipc-2015/chapter/9/vents#912
From IRC saying not allowed: Each fixture drain shall connect horizontally to the horizontal branch being wet vented or shall have a dry vent.
Maybe this is a "feature" of a digital thermostat so that the reversing valve doesn't flip when you turn it on and off. Looking at the wiring...
May not help much. More likely you have air leaks that need sealed. Get a blower door test to see how bad things are. You can also use an...
Here is a panel that goes 1-20 on the left and 21-40 on the right:...
Best practice for a/c registers and returns is to place them high on the wall. You need a return in each area there is a supply; otherwise trim...
