symptom

No response when the switch is set to I

With a battery installed and the switch at I, the sander gives no motor sound and the pad does not move.

What this symptom means

With a battery installed and the switch at I, the sander gives no motor sound and the pad does not move.

Likely Root Causes

  • Main battery is discharged, damaged, or not latched
  • Battery or tool contacts are dirty or damaged
  • Switch is not fully at I
  • Switch, control, terminal, or motor fault

Quick Checks

  1. The sander starts steadily at no load when the switch is set to I.

Repair Preview

  1. Set the switch to O, remove the pack, and prove a known-good charged battery.
  2. Dry-brush both contact sets without bending or probing the terminals.
  3. - Slide the known-good pack fully onto the rails until it latches
  4. - Hold the tool clear of the work and select I

This is a preview of the troubleshooting guidance included in the full repair manual.

Included in the full manual

  • root cause analysis
  • tools needed
  • step-by-step repair procedure
  • diagrams
  • exploded views
  • post-repair checks

Public pages show a preview only. Purchase the full manual to download complete repair steps, diagrams, and verification procedures.

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