Small Engine Cranks - Won't Start: 

Back

. NO COMPRESSION

. LOOSE SPARK PLUG

. CRANKING SPEED TO SLOW TO START

. ELECTRIC CLUTCH NOT ADJUSTED

. TRANSMISSION NOT IN NEUTRAL

. LOOSE, BROKEN, OR WRONG WIRING

. WIRING HARNESS NOT CONNECTED

. WRONG SPARK PLUG

. IMPROPERLY GAPPED SPARK PLUG

. SPARK PLUG WIRE DISCONNECTED

. EMPTY FUEL TANK

. KINKED/PINCHED FUEL HOSE

. FUEL FILTER BAD

. FUEL VALVE IN OFF POSITION

. BAD FUEL SOLENOID

. BAD LPG REGULATOR

. STALE FUEL, OR WATER IN FUEL

. THROTTLE CONTROL IN STOP POSITION

. CHOKE NOT FULLY CLOSED

. CHOKE ON, FLOODING HOT ENGINE

. PTO CLUTCH ON

. BAD SAFETY SWITCHES