damage.
4. Screw in the oil filler cap/dipstick securely.
ENGINE OIL RECOMMENDATIONS
Oil is a major factor affecting performance and service life. Use 4-stroke
automotive detergent oil.
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.
SAE Viscosity Grades
AMBIENT TEMPERATURE
The SAE oil viscosity and service classification are in the API label on the oil
container. We recommend that you use API SERVICE category SJ oil.
The recommended operating range of this pump is 23 °F to 104 °F ( －5 °C to
40 °C).
AIR FILTER CLEANING
A dirty air filter will restrict air flow to the carburetor, reducing engine performance.
If you operate the pump in very dusty areas, clean the air filter more frequently
than specified in the MAINTENANCE SCHEDULE.
1. Clean the air filter in warm soapy water, rinse, and dry it thoroughly. Or clean
22
OIL FILLER
CAP/DIPSTICK
DRAIN PLUG & SEALING WASHER
OIL LEVEL
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