Husqvarna CRT900 Owners Manual - Page 19
Troubleshooting - belt
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PROBLEM Will not start TROUBLESHOOTING POINTS CAUSE 1. Out of fuel. 2. Engine not "CHOKED" properly. 3. Engine flooded. 4. Dirty air cleaner. 5. Water in fuel. 6. Clogged fuel tank. 7. Loose spark plug wire. 8. Bad spark plug or improper gap. 9. Carburetor out of adjustment. 10. Oil soaked air filter. CORRECTION 1. Fill fuel tank. 2. See "TO START ENGINE" in Operation section. 3. Wait several minutes before attempting to start. 4. Clean or replace air cleaner cartridge. 5. Empty fuel tank and carburetor, and refill tank with fresh, clean gasoline. 6. Remove fuel tank and clean. 7. Make sure spark plug wire is seated properly on plug. 8. Replace spark plug or adjust gap. 9. Make necessary adjustments. 10. Replace air filter. Hard to start 1. Throttle control not set properly. 2. Dirty air cleaner. 3. Bad spark plug or improper gap. 4. Stale or dirty fuel. 5. Loose spark plug wire. 6. Carburetor out of adjustment. 1. Place throttle control in "FAST" position. 2. Clean or replace air cleaner cartridge. 3. Replace spark plug or adjust gap. 4. Empty fuel tank and refill tank with fresh, clean gasoline. 5. Make sure spark plug wire is seated properly on plug. 6. Make necessary adjustments. Loss of power 1. Engine is overloaded. 2. Dirty air cleaner. 3. Low oil level/dirty oil. 4. Faulty spark plug. 5. Oil in fuel. 6. Stale or dirty fuel. 7. Water in fuel. 8. Clogged fuel tank. 9. Spark plug wire loose. 10. Dirty engine air screen. 11. Dirty/clogged muffler. 12. Carburetor out of adjustment. 13. Poor compression. 1. Set depth stake for shallower tilling. 2. Clean or replace air cleaner cartridge. 3. Check oil level/change oil. 4. Clean and regap or change spark plug. 5. Empty and clean fuel tank and refill tank, and clean carburetor. 6. Empty fuel tank and refill tank with fresh, clean gasoline. 7. Empty fuel tank and carburetor, and refill tank with fresh, clean gasoline. 8. Remove fuel tank and clean. 9. Connect and tighten spark plug wire. 10. Clean engine air screen. 11. Clean/replace muffler. 12. Make necessary adjustments. 13. Contact an authorized service center/department. Engine overheats 1. Low oil level/dirty oil. 2. Dirty engine air screen. 3. Dirty engine. 4. Partially plugged muffler. 5. Improper carburetor adjustment. 1. Check oil level/change oil. 2. Clean engine air screen. 3. Clean cylinder fins, air screen, and muffler area. 4. Remove and clean muffler. 5. Adjust carburetor to richer position. Excessive bounce/ difficult handling 1. Ground too dry and hard. 1. Moisten ground or wait for more favorable soil conditions. Soil balls up or clumps 1. Ground too wet. 1. Wait for more favorable soil conditions. Engine runs but tiller won't move 1. Drive control bar is not engaged. 2. V-belt not correctly adjusted. 3. V-belt is off pulley(s). 1. Engage drive control. 2. Inspect/adjust V-belt. 3. Inspect V-belt. Engine runs but labors when tilling 1. Tilling too deep. 2. Throttle control not properly adjusted. 3. Carburetor out of adjustment. 1. Set depth stake for shallower tilling. 2. Check throttle control setting. 3. Make necessary adjustments. Tines will not rotate 1. Shear pin(s) broken. 1. Replace shear pin(s). 19