Follow below 10 essential steps to troubleshoot Husqvarna Chainsaw problems. 1. To check if the engine turns on and has adequate compression, pull the starting rope. 2. Check the quality and mix of the gasoline or replace it with a known proportion. 3. Check for clogging in the fuel filter. 4. Examine the gasoline supply pump and hose for obstructions or age-related cracking. 5. Check for plugging in the air filter. 6. Ensure your carburetor settings are accurate; it also includes the idle adjustment. 7. Look for a spark. 8. Check for erosion or carbon buildup on the spark plug electrode and adjust the gap. 9. Visually inspect the exhaust spark arrestor screen, cylinder base seal, manifold, and hoses for leaks. 10. If compression appears to be inadequate, remove the exhaust to inspect for ring damage of piston seizure.