MAINTENANCE
MAINTENANCE SCHEDULE
REGULAR SERVICE PERIOD (4)
Perform at every
ITEM indicated month or
operating hour interval,
whichever comes first.
Engine oil Check level 0 35
l Change 0 0 34
Check 0
. Air Cleaner Clean a1 1 I
l Sediment cup
I I
l Spark plug
Replace
Clean
r.lnan~Adi~ 1st
o*(l)
0
I I Spark arrester
(ootional equipment) Clean I I I I I O(3) I I70 I
,. . . .
l Idle speed
l Valve clearance
Check-Adjust O(2) 40
Check-Adjust O(2) -
Pump clappet valves Inspect 0 45
Pump diaphragm Inspect 0 47
Nuts and bolts Check torque 0 -
l Fuel line Check Every 2 years (2)
(Replace if necessary) 42
. Emission related items.
* Replace the paper element only.
(1) Service more frequently when used in dusty areas. Replace if damaged.
(2) These items should be serviced by an authorized Honda water pump
dealer, unless the owner has the proper tools and is mechanically
proficient. See the Honda WDP20X l WDP30X pump shop manual.
(3) The spark arrester is an optional part and does not come standard.
(4) For professional commercial use, log hours of operation to determine
proper maintenance intervals.