Make sure the lathe is properly grounded.

Power is connected properly when pulling up on the forward-reverse lever causes the spindle to rotate counter-clockwise as viewed from the tailstock. If the chuck rotates in the clockwise direction, disconnect the lathe from the power source, switch two of three power leads (for GH-1340W-3 & GH1440W-3), and connect the lathe to the power source.

To Switch from 230V to 460V Operation GH-1340W-3 & GH1440W-3 Only

WARNING

Disconnect￿the machine from the power

source!

Failure to do so may cause serious injury!

Main Motor: Change the wires according to the diagram on the inside of the motor junction box.

Transformer: Remove electrial panel on rear of the machine, headstock side, switch wire from 230V terminal to 460V terminal as outlined on the transformer.

Coolant Pump: Open access panel on the base at the tailstock end. Change wires in coolant pump junction box according to diagram on the inside of the junction box cover.

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Jet Tools GH-1440W, GH-1340W owner manual Make sure the lathe is properly grounded