Snapper SPLH171KW, SPLH151KH, SPLH231KHE, SPA361, SPA481, SPA521, SPA611 Lawn Mower User Manual


 
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SECTION 4 - ENGINE TROUBLESHOOTING
SYMPTOM PROBLEM SOLUTION PAGE
Engine Key OFF. Turn Key to Run. 12
does not Fuel Tank empty. Fill Fuel Tank. 11
start.. Fuel Shut-Off Closed. Open Fuel Shut-Off. 12
Engine Throttle Control not at FAST Put Engine Throttle Control to FAST (Rabbit) 12
(Rabbit) position. position.
Choke NOT closed. Put Throttle Control in CHOKE position. 12
Spark Plug Wire loose or disconnected. Connect Spark Plug Wire. (See Engine Manual)
Blade Clutch Switch in ON position. Move Blade Clutch switch to OFF position. 6
Spark Plug bad. Install new Spark Plug. (See Engine Manual)
Dirty Air Filter. Clean Air Filter. (See Engine Manual)
Traction Controls not Latched in Neutral. Move Traction Controls to NEUTRAL & 12
Engage Neutral Latch Lever
Engine Dirt or water Fuel Tank. Drain and clean Fuel Tank, fill with fresh
Starts Hard Fuel. 11
or Loses Air Filter dirty. Clean or install new Air Filter. (See Engine Manual)
Power. Spark Plug not gapped correctly. Check and set Spark Plug gap. (See Engine Manual)
Spark Plug bad. Install new Spark Plug. (See Engine Manual)
Engine Spark Plug bad. Install new Spark Plug. (See Engine Manual)
Runs Spark Plug not gapped correctly. Check and gap spark plug gap. (See Engine Manual)
Erratically. Fuel Filter plugged or dirty. Replace Fuel Filter.
Engine Dirty Air Filter. Clean or replace Filter. (See Engine Manual)
Idles Poorly. Fuel Filter plugged Replace Fuel Filter.
Engine Engine Oil low in Crankcase. Add Oil. (See Engine Manual)
Overheats. Cooling Fins & Flywheel Screen Clogged. Clean Fins & Screen
Machine Blade Mounting Bolts loose. Tighten Blade Mounting Bolts. 16, 25
Vibrates Blade out of balance. Sharpen and balance Blade. 25
Excessive. Engine Mounting Bolts loose. Tighten Mounting Bolts. (See Engine Manual)
Engine Mowing grass too tall. Adjust cutting height. 16, 17
Dies. Mowing too fast. Reduce travel speed. 13