This section contains useful resources for Stihl's popular 14" petrol powered cut off saw. Extremely low vibration levels (3.9m/s²). The TS420 is a high performance engine with stratified charge system, ElastoStart, primer pump and decompression valve. For use with 300mm cutting wheel. Bayonet filler cap for tool free opening. Can be hand held or used with the FW 20 cart.

Downloadable Parts Diagram

Please download the PDF parts manual for the TS420 disc cutter using the link below.

Parts Diagram (PDF)

Please log in to your trade account to download Stihl parts diagrams

Downloadable Operators Manual

Please download the PDF operators manual for the TS420 disc cutter using the link below.

Operators Manual (PDF)

How To Videos for the TS420

How to change the rubber feet on a Stihl TS420 Disc Cutter How to change a spark plug on a Stihl TS420 Disc Cutter How to change an air filter on a Stihl TS420 Disc Cutter How to change the complete recoil on a Stihl TS420 Disc Cutter How to change the drive belt on a Stihl TS420 Disc Cutter How to change the clutch on a Stihl TS420 Disc Cutter How to change a fuel filter on a Stihl TS420 Disc Cutter How to change an adjusting lever on a Stihl TS420 Disc Cutter How to set the gap for the ignition module on a Stihl TS420 Disc Cutter How to change a belt tensioner on a Stihl TS420 Disc Cutter How to change an anti-vibration spring on a Stihl TS420 Disc Cutter How to strip a Stihl TS420 Disc Cutter down to a short motor How to check the piston for damage on a Stihl TS420 Disc Cutter How to replace the cylinder and piston on a Stihl TS420 Disc Cutter How to replace the crankshaft on a Stihl TS420 Disc Cutter