Troubleshooting - Honda HRX476C Owner's Manual

MAINTENANCE SCHEDULE
Maintenance to be carried out at the
intervals indicated in months or in
operating hours which ever occurs first.
Item Intervention
Check level
Engine oil
Change
Check
Air cleaner
Clean
element
Change
Grass bag Clean
Blade screw
tightness and Check
blade condition
Check
Spark plug
Clean
Spark arrester
Clean
(Optional part)
Check
ROTOSTOP
cable (3) Adjust if
necessary
Check
Blade brake
cable (4) Adjust if
necessary
ROTOSTOP (3) Check
Shift cable (5) Check
Check
Throttle cable
Adjust if
necessary
Valve Adjust if
clearence necessary
Fuel tank
Clean
and filter
Check
Fuel lines (replace if
necessary)
Flywheel brake
Check
shoe (4)
Drive belt (5) Check
Mower deck Clean
(1) Increase cleaning frequency when mower is used in dusty areas.
(2) Maintenance of these points must be carried out by a Honda dealer.
(3) HYE, VYE types
(4) PKE, VKE types
(5) HYE, VKE, VYE types
(6) In Europe and other countries where the machinery directive 2006/42/EC is
enforced, this cleaning should be done by your servicing dealer.
Frequency
Every Every
First
3 6
Each month
months months
use or 5
or 25 or 50
hours
hours hours
(1)
(1)
(6)
(2) (2)
(2) (2)
(2) (2)
(2) (2)
(2) (2)
(2) (2)
(2)
Every 2 years (2)
(2)
(2)

TROUBLESHOOTING

ENGINE WILL NOT START
Possible cause
Fuel valve OFF (closed).
Every
year
Throttle lever in the wrong position.
or 100
hours
Out of fuel.
Bad fuel; mower stored without treating the
petrol, or refueled with bad petrol.
Spark plug faulty, fouled, or improperly
gapped.
Spark plug wet with fuel (flooded engine).
(1)
Fuel tank vent blocked, carburettor clogged
or ignition faulty.
The blade brake lever is not firmly held
against the handle (models fitted).
LOSS OF POWER
Possible cause
Throttle lever not set to "FAST".
Grass is too tall to cut.
Mower deck is clogged.
Air cleaner is clogged.
Bad fuel; mower stored without treating the
petrol, or refueled with bad petrol.
Fuel tank vent blocked, carburettor clogged
or ignition faulty.
MOWING AND BAGGING PROBLEMS
Possible cause
(2)
Engine speed is too slow to cut well.
Mower is moving too "FAST" for lawn
conditions.
Grass bag overfilled or clogged.
Mower deck is clogged.
Blades dull, worn, or damaged.
Wrong blades installed.
VIBRATIONS
Possible cause
Blades loose, bent, damaged, or unbalanced
by improper sharpening.
Mechanical damage, such as a bent
crankshaft.
Correction
Turn the fuel valve ON (open) (page 7).
Move the throttle lever to the "FAST"
position (page 7).
Refuel (page 4).
Refuel with fresh petrol (page 4).
Gap or replace the spark plug (page 10).
Dry and reinstall the spark plug.
Start the engine, with the throttle lever lever
in "FAST" position.
Maintenance of these points must be carried
out by a Honda dealer.
The blade brake lever must be held firmly
against the handle for starting the engine
(page 11).
Correction
Move the throttle lever to "FAST" (page
Raise the cutting height 5), cut a
(page
narrower swath, use a slower ground speed
(page 9), or cut more frequently.
Clean out the mower deck (page 11).
Clean or replace the air cleaner (page
Refuel with fresh petrol (page 4).
Maintenance of these points must be carried
out by a Honda dealer.
Correction
Move the throttle lever to the "FAST" position
(page 7).
Select a lower gear (equipped models) or
push more slowly.
Empty the grass bag. Wash the grass bag if
it is clogged with dirt (pages 9
and 12).
Clean out the mower deck (page 11).
Sharpen or replace the blades if necessary
(page 12).
Install correct blades (page 12).
Correction
Tighten loose blade bolts.
If blades are found to be bent or damaged,
take the lawn mower to an authorized Honda
servicing dealer for inspection (page 12).
Maintenance of these points must be carried
out by a Honda dealer.
13 EN
7).
9).