Cub Cadet 340 - Carburetor Adjustment; Maintenance; Troubleshooting

FIGURE 13.
CLUTCH CONTROL ADJUSTMENT
To adjust the clutch control, refer to the “Final
Adjustment” section of assembly instructions.
CARBURETOR ADJUSTMENT
WARNING: If any adjustments are made
to the engine while the engine is running
(e.g. carburetor), disengage all clutches
and tines. Keep clear of all moving parts.
Be careful of heated surfaces and
muffler.
Minor carburetor adjustment may be required to
compensate for differences in fuel, temperature,
altitude or load. If adjustments are needed, refer
to the engine manual packed with the tiller.
NOTE: A dirty air cieaner will cause engine to run
rough. Be certain air cleaner is clean and attached to
the carburetor before adjusting carburetor. Do not
make unnecessary adjustments. Factory settings are
satisfactory for most applications and conditions.
LUBRICATION
A WARNING: Always stop engine and dis¬
connect spark plug wire before cleaning,
lubricating or doing any kind of work on
tiller.
Pivot Points —Remove the belt cover and lubricate
all moving parts and pivot points at least once a sea¬
son using SAE 30 engine oil.
Chain Drive —The chain case is pre-lubricated and
sealed at the factory. It requires no checking.
MAINTENANCE
A WARNING: Disconnect spark plug wire
and ground it against the engine before
performing any repairs or maintenance.
TROUBLE SHOOTING
Refer to page 10 of this manual for trouble shooting
information.
ENGINE
Refer to the separate engine manual for all engine
maintenance instructions.
Maintain engine oil as instructed in the separate
engine manual packed with your unit. Read and follow
instructions carefully.
Service air cleaner every 25 hours under normal con¬
ditions. Clean every few hours under extremely dusty
conditions. Poor engine performance and flooding
usually indicates that the air cleaner should be ser¬
viced. To service the air cleaner, refer to the separate
engine manual packed with your unit.
IMPORTANT: Never run your engine without air
cleaner completely assembled.
The spark plug should be cleaned and the gap reset
once a season. Spark plug replacement Is recom¬
mended at the start of each tilling season; check
engine manual for correct plug type and gap specifi¬
cations.
Clean the engine regularly with a cloth or brush. Keep
the cooling system (blower housing area) clean to
permit proper air circulation which is essential to
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