11. TROUBLESHOOTING ENGINE
ENGINE WlU
NOT START
1. Check control
positions.
2. Check fuel.
POSSIBLE CAUSE
Fuel valve OFF.
Throttle lever in wrong
position.
Out of fuel.
Sad fuel; mower stored without
treating or draining gasoline,
or refueled with bad gas.
CORRECTION
Turn fuel valve ON (p 25).
Move throttle lever to CHOKE position,
unless the engine is warm (p 25).
Refuel (p 21).
Drain fuel tank and carburetor (p 55).
Refuel with fresh gasoline (p 21).
3. Remove and inspect
spark plug. Spark plug faulty, fouled, or
improperly gapped.
Spark plug wet with fuel.
Clean, gap, or replace spark plug
(P 42).
Dry spark plug and clear flooded
engine (p 271
4. Take mower to Fuel filter clogged, carburetor Take mower to dealer, or refer to shop
dealer for service or malfunction, ignition manual.
repair. ’ malfunction, valves stuck, etc
LOSS OF POWER 1 POSSIBLE CAUSE I CORRECTION I
1. Check under cutter
deck. Cutter deck clogged. Clean out the cutter deck (p 33).
2. Check air filter. Air filter clogged. Clean or replace air filter (p 40).
3. Check fuel. Sad fuel; mower stored without
treating or draining gasoline.
or refueled with bad gas.
Drain fuel tank and carburetor (p 55).
Refuel with fresh gasoline (p 21).
4. Check vent inside
fuel tank cap
5. Take mower to
dealer for service or
repair.
Fuel tank cap vent clogged.
Fuel filter clogged, carburetor
malfunction, valve clearance
out of adjustment, low
compression, etc.
i “::“*“““““’
Take mower to dealer or refer to shop
57