16
TAKING CARE OF UNEXPECTED PROBLEMS

Engine Will Not Start

Loss of Power

Vibration

Mowing and Bagging Problems

Possible Cause Correction
Fuel valve OFF Turn the fuel valve ON (page 6).
Throttle lever in the wrong
position Move the throttle lever to the
CHOKE position, unless the engine
is warm (page 6).
Out of fuel Refuel (page 14).
Bad fuel; mower stored
without treating or draining
gasoline, or refueled with bad
gasoline
Drain the fuel tank and carburetor
(page 15). Refuel with fresh
gasoline (page 14).
Spark plug faulty, fouled, or
improperly gapped Gap or replace the spark plug
(page 12).
Spark plug wet with fuel
(flooded engine) Dry and reinstall the spark plug.
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck,
etc.
Take the mower to an authorized
Honda servicing dealer for repair.
Possible Cause Correction
Throttle not set to FAST Move the throttle to the FAST
position (page 7).
Grass is too tall or wet Raise the cutting height (page 6),
cut a narrower swath, use a slower
ground speed (page 7), or cut more
frequently when the grass is dry.
Mower deck is clogged Clean out the mower deck
(page 14).
Air filter is clogged Clean or replace the air filter
(page 11).
Bad fuel, mower stored
without treating or draining
gasoline, or refueled with bad
gasoline
Drain the fuel tank and carburetor
(page 15).
Refuel with fresh gasoline
(page 14).
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck,
etc.
Take the mower to an authorized
Honda servicing dealer for repair.
Possible Cause Correction
Grass and debris lodged
under the mower deck Clean out the mower deck
(page 14).
Blades loose, bent, damaged,
or unbalanced by improper
sharpening
Tighten loose blade bolts
(page 10).
If blades are bent or damaged,
take the lawn mower to an
authorized Honda servicing dealer
for inspection.
Mechanical damage, such as
a bent crankshaft Take the mower to an authorized
Honda servicing dealer for repair.
Possible Cause Correction
Engine speed is too slow to
cut well Move the throttle lever to the FAST
position (page 7).
Mower is moving too fast for
lawn conditions Shift to a slower speed (page 7).
Cutting height adjustment
levers set at different
positions
Set all levers at the same cutting
height position (page 6).
Grass bag overfilled or
clogged Empty the grass bag. Wash the
grass bag if it is clogged with dirt
(page 10).
Mower deck is clogged Clean out the mower deck
(page 14).
Blades dull, worn, or
damaged Sharpen or replace the blades if
necessary (page 9).
Wrong blades installed Install correct blades (page 19).