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Troubleshooting - 41
TROUBLESHOOTING
Electrical
Tractor
Mower
Engine Runs
Unevenly
Cooling fins plugged.
Loose electrical connections.
Choke or throttle cable sticking.
Fuel line or fuel filter plugged.
Stale or dirty fuel.
Improper fuel.
Air cleaner element plugged.
Engine Misses
Under Load
Faulty spark plug.
Stale or dirty fuel.
Plugged fuel filter.
Engine Vapor
Locks
Fuel tank vent plugged.
Dirt in fuel filter.
Cooling fins plugged.
Loose hose connection at fuel filter or fuel pump.
Engine Overheats Engine air intake screen plugged.
Cooling fins plugged.
Engine oil low or too high.
Engine operated too long at a slow idle speed.
Engine Will Not
Idle
Spark plug not gapped correctly.
Faulty spark plug.
Operator raising off the seat.
Engine Knocks Stale or low octane fuel.
Engine overloaded.
Low engine speed.
Oil level low.
Engine Stops Or
Misses When
Operating On
Hillsides
Fuel tank less than half full of fuel.
Operator raising off of the seat.
Engine Backfires Faulty spark plug.
Operator raising off of the seat.
Engine Loses
Power
Engine overheating.
Too much oil in engine.
Dirty air cleaner.
Faulty spark plug.
Travel speed is too fast for conditions.
Improper fuel.
Excessive Fuel
Consumption
Choke is not fully open.
Black Exhaust
Smoke
Air filter is dirty or oil soaked.
Choke partially engaged.
Engine Stops
When REVERSE
Foot Pedal Is
Depressed And
Attachment Is
Engaged
(Hydrostatic)
Normal condition. (See Using Reverse Implement
Option in the OPERATING section.)
IF CHECK
Engine Stops
When Gear Shift
Lever Is Moved To
The R
(REVERSE)
Position and
Attachment Is
Engaged (Gear)
Normal condition. (See Using Reverse Implement
Option in the OPERATING section.)
IF CHECK
Starter Does Not
Work Or Will Not
Turn Engine
Brake pedal is not depressed.
Mower is engaged.
Battery terminals are corroded.
Battery not charged.
Blown fuse.
Fusible Link in starting circuit is blown - See your
authorized dealer
Battery Will Not
Charge
Dead cell in the battery.
Battery cables and terminals are dirty.
Low engine speed or excessive idling.
Lights Do Not
Work
Light plug disconnected.
Loose or burned out bulb.
IF CHECK
Tractor Vibrates Too Much
Or Rattles Excessively
Attachment drive belts worn or damaged.
Traction drive belt damaged or worn.
Dirt on drive sheaves.
Blades bent or out of balance.
Tractor Will Not Move With
Engine Running
Parking brake locked.
Free-wheeling lever is engaged.
Tractor Performance
Becomes Slow or Jerky
Front wheels lift off ground more than 6
in. when quickly engaging drive in 5th
gear--replace mower drive belt. (Gear)
IF CHECK
Discharge Chute Plugged Travel speed too fast.
Grass too long.
Grass too wet.
Engine rpm not at wide open
throttle.
Restricted air flow.
Belt installed incorrectly.
IF CHECK