Snapper SPE140KW ユーザーズマニュアル

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15 
SECTION 4 - TROUBLESHOOTING 
ENGINE  TROUBLESHOOTING
 
 
SYMPTOM PROBLEM 
SOLUTION 
Engine ................... Key OFF. ...............................................................................................Turn Key to Run. 
does not ................ Fuel Tank empty. ..................................................................................Fill Fuel Tank. 
start..
...................... Fuel Shut-Off Closed.............................................................................Open Fuel Shut-Off. 
............................... Engine Throttle Control not at FAST (Rabbit) position. .........................Put Engine Throttle Control to FAST 
............................... Choke NOT closed. ...............................................................................Put Throttle Control in CHOKE position. 
 
 
Check choke adjustment.  
............................... Spark Plug Wire loose or disconnected. ...............................................Connect Spark Plug Wire.   
............................... Operator Presence Control (OPC) Switch out of adjustment ................Adjust Switch 
............................... Blade Clutch Switch in ON position.......................................................Pull Blade Clutch Lever to OFF position. 
............................... Spark Plug bad......................................................................................Install new Spark Plug.   
............................... Dirty Air Filter. .......................................................................................Clean Air Filter.   
............................... Transmission not in NEUTRAL. ............................................................Shift Transmission Lever to NEUTRAL. 
 
Engine ................... Dirt or water Fuel Tank..........................................................................Drain and clean Fuel Tank.  Fill with 
Starts Hard  
fresh 
Fuel. 
or Loses ................ Vent in Gas Cap plugged. .....................................................................Clean Vent or install new Gas Cap. 
Power. ................... Air Filter dirty. ........................................................................................Clean or install new Air Filter.   
............................... Spark Plug not gapped correctly. ..........................................................Check and set Spark Plug gap.   
............................... Spark Plug bad......................................................................................Install new Spark Plug.   
 
Engine  .................. Spark Plug bad......................................................................................Install new Spark Plug.   
Runs ...................... Spark Plug not gapped correctly. ..........................................................Clean and set Spark Plug gap.   
Erratically. 
............. Fuel Filter plugged or dirty. ...................................................................Replace Fuel Filter. 
 
Engine  
.................. Dirty Air Filter. .......................................................................................Clean or replace Filter.   
Idles Poorly. 
.......... Fuel Filter plugged ................................................................................Replace Fuel Filter. 
 
Engine  
.................. Engine Oil low in Crankcase. ................................................................Add Oil. 
Overheats.
............. Engine Cooling Fins clogged ................................................................Clean Engine Cooling Fins. 
 
Machine  
................ Blade Mounting Bolts loose...................................................................Tighten Blade Mounting Bolts. 
Vibrates 
................. Blade out of Balance. ............................................................................Sharpen and balance Blade. 
Excessive. 
............. Engine Mounting Bolts loose.................................................................Tighten Mounting Bolts.  
............................... Damaged or Severed Belt .....................................................................Replace Belt 
 
Engine 
................... Mowing grass too tall. ...........................................................................Adjust cutting height. 
Dies
........................ Mowing too fast. ....................................................................................Reduce travel speed. 
 
 
 
MOWER  TROUBLESHOOTING
 
 
SYMPTOM  
PROBLEM 
SOLUTION
 
Mower does ............. Transmission in neutral. ....................................................................Select Gear 
not move 
.................. Traction Control Rod adjustment. ......................................................Adjust Rod 
when Traction 
.......... Engine to Transmission Belt Damaged or Broken.............................Replace Belt 
Levers released 
....... Idler Spring Damage or Broken .........................................................Replace Spring 
 
Mower does 
............. Slipping or broken Traction Belt. .......................................................Adjust or replace Belt. 
not track 
................... Tire pressure in both Traction Wheels ..............................................Adjust air pressure. 
straight. 
.................... not the same. 
 
Blades DO 
................ Belt slipping or broken. ......................................................................Replace or adjust Belt. 
NOT engage. 
............ Clutch does not engage.....................................................................Check Electrical Connections & Clutch 
 
Mower
....................... Travel speed too fast. ........................................................................Reduce ground speed. 
mows 
........................ Operator making mower turn corner too fast.   ..................................Reduce ground speed. 
unevenly. 
.................. Rough terrain.....................................................................................Change mowing pattern. 
.................................. Unequal number of Blade Spacers on 
...................................... Cutter Shafts or Caster Wheels. ....................................................Install equal number of Spacers. 
.................................. Low Or No Air Pressure in Tires ........................................................Fill Tires with Correct Air Pressure 
.................................. Dull Blades ........................................................................................Sharpen Blades or Install new Blades