Quick answer

If your HiTorque large bench mill deluxe with LED controls has no power, the fuse box may need replacement. Check the fuse first, then install a compatible replacement like the Sieg 6517 fuse box.

Why the fuse box matters

The fuse box on your HiTorque large bench mill deluxe protects the electrical system from overloads. When a fuse blows, the mill stops working entirely. Replacing the fuse box restores protection and gets you back to machining.

A blown fuse does not always mean a major electrical fault. Sometimes it is a simple overload from a stalled cutter or a momentary power surge. Starting with the fuse box is the safest first step.

Before you start

Always unplug the mill before opening any electrical enclosure. Work on a dry, clean surface. If you are not comfortable with basic electrical work, stop and call a qualified technician.

Diagnosis and replacement steps

  • Symptom: The mill has no power. The LED control panel does not light up. No motor or spindle response when switches are turned on.
  • Likely cause: A blown internal fuse inside the fuse box. This can happen after a heavy cut, a spindle stall, or a power surge. Do not assume the motor or controller is damaged. Start with the fuse.
  • Corrective action: Unplug the mill. Remove the control box cover. Locate the fuse box on the control panel. Inspect the fuse element visually or test with a multimeter. If blown, remove the old fuse box and install the replacement Sieg 6517 fuse box. Reassemble and test power. If the new fuse blows immediately, there may be a short in the mill's wiring or motor. Stop and consult a technician.
  • When to stop: If you are unsure about any step, or if the replacement fuse blows again right away, do not continue. Contact a qualified electrician or LittleMachineShop support.

Product facts

  • Fuse Box, HiTorque Large Bench Mill Deluxe, LED Controls: This fuse box is designed for the HiTorque large bench mill deluxe with LED control panel and is manufactured by Sieg Industrial Group, model number 6517. Using the correct replacement ensures the fuse box fits the mill's control panel and provides the proper electrical protection.

    Fuse Box, HiTorque Large Bench Mill Deluxe, LED Controls

    Fuse Box, HiTorque Large Bench Mill Deluxe, LED Controls