Wire Air Conditioner Shut-Off Box - A box of interception of air conditioner system separates the high voltage power system. Set of air conditioner and cable sets of switches cables connect to cable connections in the box shut, sometimes called disconnect box. Some shut - box models with pull-stop bus bar circuit, and a little 'use switch; Switches often appears as switches. Depending on local regulations, usually box interception device mounted within 3 meters on the wall.
How to Wire Air Conditioner Shut-Off Box
Turn off circuit breaker that supplies electricity to shut-off box. If shut-off box controls inside air conditioner unit, then correct circuit breaker has Furnace or Air Handler tag. If shut-off box operates outdoor unit, then proper circuit breaker uses Air Conditioner, Heat Pump or Condenser label. Sometimes outside unit's circuit breaker mounts in main service panel, which is located next to electric meter.
Remove insulating covering from last 1/4 inch of wires in shut-off box with utility knife. shut-off box contains four insulated wires and two uninsulated wires.
Examine and understand wire terminals in shut-off box. two shut-off box wire terminals with L1 and L2 tags, usually located near top of shut-off box, hold wires from circuit breaker --- known as line. two shut-off box wire terminals with T1 and T2 or Load 1 and Load 2 tags, usually located near bottom of shut-off box, hold wires leading to air conditioner unit --- known as load.
Loosen ground bus bar's screw with flat-head screwdriver. ground bus bar mounts to shut-off box's case. Route uninsulated wires away from line and load wire terminals to ground bus bar. Insert ends of uninsulated ground wires into hole in ground bus bar. Tighten bus bar's screw.
Push stripped ends of line wires wires from circuit breaker into shut-off box's L1 and L2 wire terminals. wires and wire terminals are interchangeable. Tighten each wire terminal with flat-head screwdriver.
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portable air conditioner