failure mode
FM-14: FM-14 NO-LOAD STROKE GRINDS, KNOCKS, BINDS, OR VIBRATES
FM-14 NO-LOAD STROKE GRINDS, KNOCKS, BINDS, OR VIBRATES
Diagnostic overview
FM-14 NO-LOAD STROKE GRINDS, KNOCKS, BINDS, OR VIBRATES
Likely Root Causes
- Blade is bent or not clamped securely
- Shoe or clamp contacts the blade
- Slider, bearing, gear, or crank is worn
- Motor pinion or brushes are damaged
- Housing or front assembly is misaligned
Quick Checks
- Saw runs smoothly at no load without harsh sound, bind, rub, or vibration.
Repair Preview
1.
This is a preview of the troubleshooting guidance included in the full repair manual.
Related symptoms
With a secure known-good blade clear of the work, the saw has harsh sound, bind, or vibration.
With a secure known-good blade clear of the work, the 1. Remove the battery and inspect blade, clamp, shoe, housing, vents,
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.