Craftsman 917272244 lawn tractor

User Manual - Page 19

For 917272244.

PDF File Manual, 64 pages, Download pdf file

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TRACTOR
Always observe safety rules when
performing any maintenance.
BRAKE OPERATION
Iftractor requires morethan six (6) feet
stoppingdistance at high speed in
highestgear, then brake must be ad-
justed. (See "TO ADJUST BRAKE" inthe
Service and Adjustmentssectionof this
manual).
TIRES
Maintainproper air pressure in all tires
(See =PRODUCT SPECIFICATIONS"
sectionof this manual).
Keep tires free of gasoline,oil, or insect
controlchemicals which can harm
rubber.
Avoid stumps,stones, deep ruts, sharp
objects and other hazards that may
cause tire damage.
NOTE: To seal tire puncturesand prevent
flat tires due toslow leaks, tiresealant
may be purchased from your localparts
dealer.Tire sealant also preventstire dry
rot and corrosion.
OPERATOR PRESENCE SYSTEM
Be sure that operatorpresence and
interlocksystems are workingpropedy. If
your tractor does not functionas de-
scribed below, repair the problem
immediately.
The engine should not start unless the
brake pedal is fully depressed and
attachment clutchcontrol is inthe
disengaged position.
When the engine is running, any
attempt by the operator to leave the
seat without first setting the parking
brake should shut off the engine.
When the engine is running and the
attachment clutch is engaged, any
attempt by the operator to leave the
seat should shut off the engine.
The attachment clutch should never
operate unless the operator is in the
seat.
BLADE CARE
For best results mower blades must be
kept sharp. Replace bent or damaged
blades.
BLADE REMOVAL
1. Raise mower to highest positionto
allow access to blades.
2. Remove blade bolt.
3. Install new or resharpened blade with
trailing edge up towards deck as
shown.
iMPORTANT: To ensure proper assembly,
center hole in blade must alignwith star
on mandrel assembly.
4. Reassemble blade bolttighten bolt
securely(45-55 Ft. Lbs. torque).
IMPORTANT: Blade bolt isgrade 8 heat
treated.
Mandrel
Assembly
Trailing /
TO SHARPEN BLADE
NOTE: We do net recommendsharpen-
ing blade - but if you do, be sure the
blade is balanced.
Care should be taken to keep the blade
balanced. An unbalanced blade will
cause excessive vibration and eventual
damage to mower and engine.
The blade can be sharpened with a tile
or on a grinding wheel. Do not attempt
to sharpen while on the mower.
To check blade balance, you will need
a 5/8 diameter steel bolt, pin, or a cone
balancer. (When using a cone bal-
ancer, follow the instructions supplied
with balancer.)
NOTE: Do not use a nail for balancing
blade. The lobes of the center hole may
appear to be centered, but are not.
Slide blade on to an unthreaded
portion of the steel bolt or pin and hold
the bolt or pin parallel with the ground.
If blade is balanced, it should remain in
a horizontal position. If either end of
the blade moves downward, sharpen
the heavy end until the blade is
balanced.
c o/j
or Pin -_._
BATTERY
Your tractor has a battery charging system
which is sufficientfor normal use. How-
ever, periodic charging of the battery with
an automotive charger will extend its life.
19
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