Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

Reason: The Emergency Stop button is pushed in.

  1. Twist out the Emergency Stop button and press the Reset button.

Info

The Reset button doesn't illuminate until after you:

  1. Twist out the Emergency Stop button.

  2. Press the Reset button.

...

Reason: The Main Disconnect switch is in the Off position.

  1. Examine the Main Disconnect switch. If it’s not already in the On position, turn it on and try to take your machine out of reset.

  2. Identify your machine in the following table and measure the wires as indicated.

    1. If you measure the correct Vac, continue.

    2. If you do not any Vac, you either have a loose wire or a faulty Main Disconnect switch.

Machine

Wires

Measure for…

770M/MX

101 and 100/N

115 Vac nominal

...

  1. Examine the K1 contactor’s red LED light. Depending on the state, do one of the following:

    1. Red LED is On. This indicates that the contactor is latched. Use a digital multimeter to examine the power at K1-1 and wire 115.

    2. Red LED is Off. Press and hold the Reset button and observe the LED on K1:

      1. If it's on, K1 has a latching circuit issue.

      2. If it's not on, K1 may have a coil issue.

...