Section 10: Maintenance; Troubleshooting - MTD 340 Series Operator's Manual

Figure 15
24" "l i
Figure 16
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_--13" _
Figure 17
WHEEL ADJUSTMENTS
To adjust the wheel yoke and wheel position, refer to
HOW TO USE YOUR TILLER in Section 7.
DEPTH STAKE ADJUSTMENT
To adjust the depth stake, refer to HOW TO USE
YOUR TILLER in Section 7.
CLUTCH CONTROL ADJUSTMENTS
To adjust the clutch controls, refer to the Final Adjust-
merit section of assembly instructions.
CARBURETOR ADJUSTMENT
_IL 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 pads, Be careful of heated
surfaces and muffler.
Minor c$,rburetor 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 cleaner 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.
SECTION 9: LUBRICATION
WARNING:
Always stop engine and
disconnect 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 season
using SAE 30 engine oil.
Chain Drive-The chain case is pre-lubdcated and
sealed at the factory.
SECTION 10: MAINTENANCE
WARNING:
Disconnect spark plug
wire and ground it against the engine
before performing any repairs or
maintenance.
TROUBLE SHOOTING
Refer to the trouble shooting chart for more
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
conditions, Clean every few hours under extremely
dusty conditions. Poor engine performance and
flooding usually indicates that the air cleaner should
be serviced. 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 c_eaned and the gap
reset once a season. Spark plug replacement is
recommended at the start of each tilling season;
check engine manual for correct plug type and gap
specifications.
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 engine performance and life. Be certain
to remove all dirt and combustible debris from
muffler area,
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