HONDA HHT31S - Manual (Page 27)

SERVICING YOUR HONDA TRIMMER
25
MAINTENANCE SCHEDULE
(1) Service more frequently when used in dusty areas.
(2) These items should be serviced by your servicing dealer, unless you have the proper tools and are
mechanically proficient. Refer to the Honda shop manual for service procedures.
(3) Log hours of operation to determine proper maintenance intervals.
REGULAR SERVICE PERIOD (3)
Before
each
use
First
month
or
10 Hrs
Every
3 months
or
25 Hrs
Every
6 months
or
50 Hrs
Every
year
or
100 Hrs
Every
2 years
or
after
each
300 Hrs
Refer
to
page
ITEM
Perform at every indicated
month or operating hour
interval, whichever comes first.
Engine oil
Check O
26
Change O O
Air filter
Check O
27
Clean O(1)
Throttle cable Check O 28
Cutting attachment Check O 29 ~ 36
Debris shield Check O 29 ~ 36
Nuts, bolts, fasteners
Check
O — (Retighten if
necessary)
Shoulder harness quick-release Check O 19
Drive cable Check-Lubricate O(2) —
Idle speed Check-Adjust O(2) —
Valve clearance
HHT25S Check-Adjust O(2) —
HHT31S Check-Adjust O(2)
Spark plug
Check-Clean O
37
Replace O
Spark arrester Check O 38
Combustion chamber Clean O(2) —
Gear case Lubricate O(2) —
Clutch shoes and drum Check O(2) —
Fuel filter Check O 41
Fuel tank Clean O 41
Fuel tubes Check Every two years [replace if necessary (2)] —
Oil tube (HHT25S only) Check Every two years [replace if necessary (2)] —
Engine cooling fins Check O 41