Owner's manual

QUICK REFERENCE
HHE31C
Fuel Type Unleaded gasoline with pump octane rating of 86 or higher
(page 25)
Capacity 22.0 fl oz/0.69 US qt (650 cc)
Engine oil Type SAE 10W-30, API SH or SJ (page 21)
Capacity 3.38 fl oz/0.11 US qt (100 cc)
Spark plug Type NGK: CR5HSB, DENSO: U16FSR-UB
Electrode gap 0.024 ~ 0.028 in (0.60 ~ 0.70 mm)
Carburetor Idle speed 3,100 ± 200 rpm
Maintenance Before each
use
Check engine oil (page 20)
Check air filter (page 21)
Check throttle cable (page 24)
Check blade and debris shield (page 27)
Check nuts, bolts, fasteners
First 10 hours Change engine oil (page 20)
Subsequent Refer to the MAINTENANCE SCHEDULE on page 19.