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P8 means Abnormality in outdoor unit. Check: 1) Wrong wiring of indoor/outdoor connecting wire 2) Reversed phase 3) Protection device is working 4) Damaged outdoor coil thermistor
Solution: 1) Check the indoor/outdoor connecting wire. 2) Change the connection of electric wiring. 3) Check the protection device. 4) Measure the resistance of the outdoor coil thermistor. If the resistance is normal, replace the outdoor controller board
P8-Abnormality in outdoor unit. 1.Wrong wiring of indoor/outdoor connecting wire.......................Check the indoor/outdoor connecting wire. 2) Reversed phase......Change the connection of electric wiring. 3) Protection device is working........ Check the protection device.(LP,HP) 4) Damaged outdoor coil thermistor.....Measure the resistance of the outdoor coil thermistor.If the resistance is normal, replace the outdoor controller board. 5) Check out door coil is cleaned. If not do it. thanks.
Hi; Call Your local mobile home supply house and they can tell You how to or fax You the Info. Also the equipment will have the wiring diagrams glued to the inside covers of the outdoor unit as well the indoor unit cover. Power down the indoor unit before removing the indoor electrical cover for the schematics. Do You not have a user or install manual. Call your local mobile home supply house they can often help.. Be care full You get more bees with honey so be very nize...alpharome416
You need four wires(two #10 and two #12) to the outdoor unit, leaving you house, and three wires(#10) coming from the breaker to tye indoor unit inside your house.
Split A/C-Cold and Hot:
You need five wires(two #10 and three #12) to the outdoor unit, leaving your house, and thee wires(#10) coming from the breaker to your indoor unit inside your house.
This ypical arrangment(all of them use three wires fro the breaker), yet there are other units which may require 6-7 wires connected to the the outdoor unit depends on the added features to the unit.
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