failure mode
FM-05: Pemicu atau Kontrol Kunci Lepas Tidak Bekerja dengan Aman
Kunci tidak memblokir atau melepaskan pemicu, atau pemicu macet atau beralih tidak andal.
Diagnostic overview
Kunci tidak memblokir atau melepaskan pemicu, atau pemicu macet atau beralih tidak andal.
Likely Root Causes
- Dry debris obstructs the trigger or lock-off button
- Trigger or lock-off is cracked or impact-damaged
- Trigger return or lock-off spring mechanism has failed
- Liquid or contamination entered the control area
- Internal switch or electronic control fault
Quick Checks
- Qualified repair confirms reliable lock-off, trigger return, start, and stop.
Repair Preview
- Keep the blade clear, release the trigger, and remove the battery.
- Confirm the trigger returns fully and the lock-off moves freely without force.
- - Brush away only loose dry debris around the controls - do not add oil or solvent.
- If either control sticks or operates incorrectly, keep the saw out of service for repair.
This is a preview of the troubleshooting guidance included in the full repair manual.
Common Fixes
- Kunci pemicu dan pemicu
- Trigger dan elektronik module
Related symptoms
Pemicu atau Kontrol Kunci Lepas Tidak Bekerja dengan Aman
Kunci tidak memblokir atau melepaskan pemicu, atau pemicu macet atau beralih tidak andal.
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.