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How to wire 220 motor?

Motor has 6 wires and the machine has 6 but colors don't match. Motor has t1-blue t2-white t3-orange t4-yellow t8-red and solid black.

Machine wires are small and big red, small and big black, white, and a green ground.

2 Answers

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  • 8 years ago
    Favorite Answer

    T1/T2 is one winding, T3/T4 the other. For 240V, line is on T1, T2/T3 are joined, and T4 to the other line. For 120, those are paralleled together.

    T5(black)/T8(red) is the start winding, and it gets paralleled directly with T3/T4. Swap T5/T8 to reverse direction.

    In the motors I deal with, T1 is fixed to a thermal protector. That has P1 and P2. P1 connected to the line instead of T1. P2 is capped. For 120V mode, P2 connects to T3 and one of the start wires.

  • Jim W
    Lv 7
    8 years ago

    The motor should have a label plate with more information and a wiring diagram on it. Also the machine should have some information on it that give the color coding for the power wires and the ground. More information about the machine wiring will help.

    I suggest you contact a local qualified professional electrician to do the work if you are unwilling to risk destruction of the equipment.

    On the motor T8 is red and T5 is black, this is the start winding and will determine which way the motor will run. The run windings need to be connected in series but from memory i loose which number goes to what. T1 and T3 should be the same winding and T2 and T4 the other winding. If I remember correctly then T1 gets 1 hot wire and the other hot wire goes to T2 and T3 and T4 are connected together. T5 and T8 are connected to the lines and reversed if the rotation is wrong.

    The machine wiring should be Black is 1 hot and red is the other hot. The white is a neutral that is not used on a 240 volt system. This leaves 1 red and 1 black that need to be identified. Hope this helps but I repeat contact a local professional electrciaan to do the work since it's 10 years since i did it last.

    Source(s): 50+ years in the electrical industry
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