Checkvalve Clearance; Carburetor Adjustment - Craftsman 580.675512 Operator's Manual

inspect Muffler and Spark Arrester
inspect the muffler for cracks, corrosion, or other damage.
Remove the spark arrester, if equipped, and inspect for
damage or carbon blockage, if replacement parts are
required, make sure to use only original equipment
replacement parts.
NOTICE You can purchase a new spark arrester screen by
calling 1-800-4-MY-HOME (469-4663),
_i, WARNING Contact with muffler area can result in
serious burns.
_ _ Exhaust heat/gases can ignite
combustibles, structures or damage
fuel tank causing a fire.
• DO NOTtouch hot parts and AVOID hot exhaust gases.
• Allow equipment to cool before touching.
• Keepat least 5 feet (152 cm) of clearanceon all sides of
generator including overhead.
• It is a violation of California Public Resource Code,Section
4442, to use or operate the engine on any forest-covered,
brush-covered, or grass-covered land unless the exhaust
system is equipped with a spark arrester, as defined in Section
4442, maintained in effective working order. Other states or
federal jurisdictions may havesimilar laws.
Contact the original equipment manufacturer, retailer, or dealer
to obtain a spark arrester designed for the exhaust system
installed on this engine.
• Replacement parts must be the same and installed in the same
position as the original parts.
Cleanand inspectthesparkarrester as follows:
1. To remove muffler heat shield (A) from muffler (B),
remove four screws that connect guard to muffler
bracket.
Air Coolin9 System
Overtime debris may accumulate in cylinder cooling fins and
cannot be observed without partial engine disassembly. For
this reason, we recommend you have a Sears or other
qualified service dealer clean the cooling system per
recommended intervals (see MaintenanceSchedule). Equally
important is to keeptop of engine free from debris. See
Generator Cleaning.
CLEAN
CheckValve Clearance
Regular valve clearancecheck and adjustment will improve
performance and extend engine life. This procedure cannot
be done without partial engine disassembly and the use of
special tools. For this reason we recommend that you have a
Searsor other qualified service dealer check and adjust valve
clearance at recommended intervals.
CarburetorAdjustment
The carburetor on this engine is low emission, it is equipped
with a non-adjustable idle mixture valve and governed idle, if
equipped. Governed idle and top speed have been set at the
factory, if adjustment is required, see a Sears or other
qualified service dealer.
_i, CAUTION Excessively high operating speeds increase
risk of injury and damage to generator.
Excessively low speeds impose a heavy load.
• DO NOTtamper with governed speed. Generator supplies
correct rated frequency and voltage when running at governed
speed.
• DO NOTmodify generator in any way.
,
3.
Removefour screws that attach spark arrester screen (C).
inspect screen and obtain a replacementif torn,
perforated or otherwise damaged. DO NOT use a
defective screen, if screen is not damaged, clean it with
commercial solvent.
4. Reattach screen and muffler guard.
2O