Snapper SPE361 Manuale Utente
17
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.
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
................................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.
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.
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.