8
308525
Operation
Maintenance
Observing regular maintenance intervals helps ensure
that you get maximum performance and life from the
pressure washer.
There is a break–in period for the engine and pump.
After changing the oil in these components following
their respective break–in periods, the interval between
required changes is longer.
If the unit is operating in dusty conditions, these main-
tenance checks should be made more often.
WARNING
To reduce risk of serious bodily injury, including
fluid injection, splashing in eyes or on skin or injury
from moving parts, always follow
Pressure Relief
Procedure
on page 5 before proceeding.
Interval
What to do
Daily
Clean water inlet screen and filter.
Check engine and pump oil levels.
Fill as necessary. Check gasoline
level. Fill as necessary.
After first 5
hours of opera-
tion
Change engine break–in oil. Drain
oil when warm. Use SAE 30 or
10W–30 detergent oil.
Each 25 hours
of operation
Clean and remove air cleaner
foam. Wash with water and deter-
gent. Dry thoroughly. Rub with oil
and squeeze to distribute oil.
After first 50
hours of opera-
tion
Change pump break-in oil. Use
SAE 20 or 30 non-detergent oil.
Each 100
hours of opera-
tion
or 3 months
Clean or replace paper air cleaner
cartridge. Tap gently to remove
dirt. Change engine oil. Use SAE
30 or 10W–30 detergent oil.
Each 500
hours of opera-
tion
or 6 months
Change pump oil. Use SAE 20 or
30 non-detergent oil.
Summary of Contents for 800636
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