Maintenance Schedule; Oil Change - Honda WMP20X Owner's Manual

Maintenance Schedule

1
Interval
Before each use Engine oil: Check level
Air filter: Check
Pump hoses and strainer: Check
After each use Pump chamber: Flush
First 20 hours Engine oil: Change
Every 50 hours Air filter: Clean
Every 100 hours Engine oil: Change
Air filter: Clean
Spark plug: Inspect-adjust
Spark arrester: Clean-check
Sediment cup: Clean
Every 300 hours Engine oil: Change
Air cleaner paper filter: Replace
Spark plug: Replace
Spark arrester: Clean-check
Sediment cup: Clean
Valve clearance: Check-adjust
Idle speed: Check-adjust
Fuel tank and filter: Clean
Every 2 years Fuel line: Check and replace if
necessary
1. For professional commercial use, log hours of operation to
determine proper maintenance intervals.
2. Service more frequently when used in dusty areas.
3. These items should be serviced by an authorized Honda
servicing dealer, unless you have the proper tools and are
mechanically proficient. See "Honda Publications" on
ordering information.
Failure to follow this maintenance schedule could result in
non-warrantable failure.
10
Item
page 6
page 11
page 5
page 13
page 10
2
page 11
page 10
2
page 11
page 11
page 12
page 12
page 10
2
page 11
page 11
page 12
page 12
3
3
3
3
page 19

Oil Change

Change the oil after the first 20 hours of use. Thereafter, change the
Page
oil every 100 hours of use. Change the oil more often when used in
dusty areas.
Drain the used oil while the engine is warm. Warm oil drains quickly
and completely.
1. Place a suitable container below the engine to catch the used oil.
2. Remove the oil filler cap/dipstick, drain plug, and sealing washer.
SEALING WASHER (PN 90601-ZE1-000)
service station. Do not throw it in the trash, pour it on the ground,
or pour it down a drain.
4. With the pump in
a level position,
fill with the
recommended oil
to the top of the
oil filler neck. Do
not overfill.
Refill amount:
0.6 qt (0.6 L)
for
5. Screw in the filler
cap/dipstick
securely.
Engine Oil Recommendations
Oil is a major factor affecting
performance and service life.
Always change the oil in
accordance with the
MAINTENANCE SCHEDULE
(page 10).
SAE 10W-30 is recommended for
general use. Other viscosities
shown in the chart may be used
when the average temperature in
your area is within the
recommended range.
The SAE oil viscosity and service
category are in the API label on
the oil container. Honda
recommends that you use API service category SJ or later oil.
NOTICE
Using nondetergent oil can shorten the engine's service life, and using
2-stroke oil can damage the engine.
FILLER
CAP
DRAIN PLUG
OIL FILLER
CAP/DIP-
STICK
TOP OF OIL
FILLER NECK
5W-30 • 10W-30
OUTSIDE AIR TEMPERATURE
AMBIENT TEMPERATURE
3.Reinstall the
drain plug and
new sealing
washer.
Tighten the
plug to the
following
torque.
Torque:
13 ft•lb
(18 N•m)
After draining,
take the oil to
your local
recycling
center or
OIL
FILLER CAP
30