MTD 640A thru 645A - Manual (Page 8)

I I
When reassembling the blade, tighten to between 550
and 650 inch pounds, or lacking torque wrenc i, tight­
en securely.
FLAILS
The flails, located inside the housing, nay be
reversed when they become dull. It is sugges ed that
this procedure be performed by your nearest autho­
rized dealer.
CARBURETOR ADJUSTMENT
WARNING: If any adjustments am made
to the engine while the engine is r jnning
(e.g. carburetor), keep ciear of ail moving
parts. Be carefui of heated surfaces and
muffler.
Minor carburetor adjustment may be required :o com­
pensate for differences in fuel, temperature, altitude
or load.
NOTE: A dirty air cleaner will cause engine to run
rough. Be certain air cleaner is clean and atta ched to
the carburetor before adjusting carburetor.
A
Do not make unnecessary adjustments. Factory set­
tings are satisfactory for most applications and condi­
tions. If adjustment is needed, refer to the separate
engine manual packed with your shredder.
OFF-SEASON STORAGE
The following steps should be taken to prepare your
shredder for storage.
1. Clean and lubricate the shredder thoroughly as
described in the lubrication instructions.
2. Refer to engine manual for correct engine storage
instructions.
3. If storing in an unventilated or metal storage
shed, coat metal parts with a light oil or silicone to
prevent rust.
4. Store in a dry, clean area. Do not store next to
corrosive materials, such as fertilizer.