This is what a "General service" looks like at www.arcolawn.com
GENERAL SERVICE:
1. SHARPENED & BALANCED BLADE
2. REMOVED BLOWER HOUSING & CLEANED COOLING FINS
3. REPLACED SPARK PLUG
4. FLUSHED FUEL SYSTEM
5. CLEANED CARBURETOR HOUSING
6. LUBED CABLES
7. CHECKED OIL SEALS
8. SERVICED AIR FILTER
9. CLEANED EXHAUST PORTS
10. TESTRAN & ADJUSTED.
GENERAL SERVICE
1. SHARPENED & BALANCED BLADE
2. REMOVED BLOWER HOUSING & CLEANED COOLING FINS
3. REPLACED SPARK PLUG
4. CHANGED OIL
5. FLUSHED FUEL SYSTEM
6. CLEANED CARBURETOR
7. LUBED CABLES
8. CHECKED OIL SEALS
9. SERVICED AIR FILTER
10. TEST RAN & ADJUSTED.
Tune up
1.TIGHTENED ENGINE MOUNTING BOLTS
2. INSPECTED BOTTOMOIL SEAL.
3.TEST GOVERNOR OPERATION & ADJUSTEDRPM'S.
4.CHECK SHAFT BEARING.
5.REMOVED BLOWER HOUSING &CLEANED COOLING SYSTEM.
6. REPLACED SPARK PLUG
7.CHANGED OIL.
8.REPLACED OR CLEANED AIR FILTER.
9.ADJUST FUEL/AIR MIXTURE & SPEED LIMIT SCREWS.
10.REPLACED FUEL FILTERS AS REQUIRED.
11.CHECK FUELLINES, VALVES, & CLAMPS.
12.INSTALL FRESH FUEL IN GASTANK.
13.SHARPEN BLADE(S) & CLEAN UNDER BLADE COVER.
14.CHECK DECK, EXAMINE BELTS, PULLEYS.
15. EXAMINETRANSMISSION/DIFFERENTIAL FLUID LEVELS,
16.CHECKGREASE FITTINGS, WHEELS, WHEEL BEARINGS, HEIGHTADJUSTER.
17. CHECK CABLES & CONTROLS ADJUST BRAKE &CLUTCH.
18. CHARGE & TEST BATTERY. (IF EQUIPPED).
19. TESTSAFETY SYSTEMS.
20.REMOVED CYLINDER HEAD & CHECKEDCYLINDER FOR WEAR/DAMAGE. CHECKED ROD BEARINGPLAY. 21.CHECKED VALVES FOR PITTING, WARPING, CARBONBUILDUP & SEATING.
22.CHECKED VALVE STEM CLEARANCESFOR EXCESSIVE WEAR.
23.CLEANED CARBON BUILDUP FROMCOMBUSTION CHAMBER.
24.MACHINED HEAD FLAT.
25.CHECKEDTIMING KEY FOR DAMAGE.
26.CLEANED OR REPLACED POINTSAND CONDENSER (AS NEEDED).
27. SET TIMING. ADJUSTEDMAGNETO AIR GAP.
28.CHECKED THROTTLE SHAFT FOREXCESSIVE WEAR & REPLACED IF NEEDED.
29.DISASSEMBLED& CLEANED CARBURETOR. REPLACED DIAPHRAGM, NEEDLE &SEAT, NEEDLE VALVES ETC. AS NEEDED.(see carburetor section)
I hope this helps!
get parts for the service at a dealer like www.arcolawn.com
Testimonial: "Thanks for the detailed list! "
Well you should change the oil if its been sitting for awhile. Then change the spark plug paying attention to set the gap correctly. check and clean all air filters and fuel filters. Replace as needed.
Take off the mowing blade and inspect for any damage. If it looks good sharpen or have sharpened and put it back on.
also add fresh gas with recommended octane.
after this you should be ready to go for another great season of yard work.
SOURCE: have a craftsman 18.0hp riding lawn mower. Has a
Most likely it is the governor spring but you could have a stiff throttle shaft or a needle that is not closing properly allowing the carb to flow too much fuel into the engine.
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