Troubleshooting
Problem
No function when On/Off Trigger Switch (3) is operated
Stopped working after some operation time
GB
Poor cutting
Vibration or abnormal noise
Possible Cause
No power
Defective On/Off Trigger Switch
Tool is overheating
Blade teeth worn
Blade damaged
Incorrectly fitted Blade
Loose Blade
Blade vibrating
Other part of tool has worked loose
Accessory incorrectly fitted or loose
Adjustment Cam(s) (8) incorrectly tensioned
14
Possible Solution
Check mains connection
Replace the On/Off Trigger Switch at an authorised GMC service centre
Switch off the tool and let it cool down to room temperature. Inspect
and clean the Motor Vents (24) and motor cover vents
Replace Blade (32)
Replace Blade
Refit Blade
Tighten Blade Bolt (27)
Retighten Blade Bolt
Retighten
Correctly fit accessory
Tension correctly to reduce vibration and improve cutting performance