Use genuine Honda parts or their equivalent for maintenance and repair. Parts
of lower quality may damage the mower.
Maintenance Schedule
ITEM
REGULAR SERVICE PERIOD
Perform at every indicated
operating hour interval
FIRST EVERY EVERY EVERY
BEFORE
EACH I-ES t-E3 ZlE E
USE (3) (3) (3) (3)

I

Blade condition and blade Check
bolt tightness
I l I
9. MAINTENANCE
Periodic maintenance and adjustment are necessan/ to keep the mower in good
operating condition. Service and inspect according to the MAINTENANCE
SCHEDULE.
To avoid carbon monoxide poisoning, shut the engine off before performing
any maintenance
To avoid serious burns, let the engine cool for at least 15 minutes before
performing maintenance
I
Grass or side-discharge
adapter (optional Check
equipment) I I I
Engine oil
Air filter
Spark plug
Spark Arrester
(optional equipment)
Flywheel brake
Drive clutch cable
(HRM21SVA)
Throttle cable
Valve clearance
Check level 0
Change 0 0
Check 0
Clean O(l)
Check & clean 0
Clean 0
Check
O(2)
Adjust 0 0
Adjust 0 0
Adjust O(2)
1 Flywheel brake cable Adjust I I I.1 I
1 Fuel tank and filter Clean

I I I I I O(2)

Fuel line Check I Every 2 years (2)
NOTE: (1) Service more frequently when used in dusty areas.
(2) These items should be serviced by an authorized Honda lawn mower dealer, unless you have
the proper tools and are mechanically proficient. Refer to the Honda shop manual.
(3) For professional commercial use, log hours of operation to determine proper maintenance intervals.
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