failure mode

FM-11: Fm-11 Motor चलता है लेकिन चक नहीं घूमता।

Fm-11 Motor चलता है लेकिन चक नहीं घूमता।

Diagnostic overview

Fm-11 Motor चलता है लेकिन चक नहीं घूमता।

Likely Root Causes

  • Gear shifter is between low and high range
  • Switchover unit does not engage the selected range
  • Gearbox teeth or coupling are stripped
  • Clutch or spindle drive has separated
  • Motor pinion or internal retainer has failed

Quick Checks

  1. Motor sound and chuck rotation start, vary, and stop together.

Repair Preview

1.

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

Related symptoms

  • motor सुना जा सकता है, लेकिन चक स्थिर रहता है या केवल कभी-कभार घूमता है।

    motor सुना जा सकता है, लेकिन चक स्थिर रहता है या केवल कभी-कभी घूमता है। 1. motor-बिना-ड्राइव पर, ट्रिगर छोड़ें, रुकने दें, केंद्र-लॉक करें, और motor निकालें।

Included in the full manual

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

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