Craftsman 917.388460 Owner's Manual page 8

550 series briggs & stratton engine 21" rear-discharge rotary lawn mower
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The operation of any lawn
mower can result in foreign
objectsthrowninto the eyes,
which can result in severe
eye damage, Always wear
safety glasses or eye shields while oper-
ating your lawn mower or performing any
adjustments or repairs, We recommend a
standardsafetyglassesorwide visionsafety
mask worn over spectacles,
HOW
TO USE YOUR
LAWN
MOWER
ENGINE SPEED
Engine speed was set at the factory for
optimum performance,
It is not adjustable,
ENGINE
ZONE
CONTROL
_:ILCAUTION:
Federal
regulations
require
an engine
control
to be installed
on this
lawn mower
in order
to minimize
the risk
of blade contact
injury. Do not under
any circumstances
attempt
to defeat
the
function
of the operator
control.
The blade
turns when
the engine
is running,
• Your lawn mower
is equipped
with an
operator
presence
control
bar which
requires
the operator
to be positioned
behind
the lawn mower
handle
to start
and operate
the lawn mower,
TO ADJUST
CUTTING
HEIGHT
Raise wheels
for low cut and lower
wheels
for high cut, adjust
cutting
height
to suit
your requirements.
Medium
position
is
best for most lawns.
To change
cutting
height,
squeeze
ad-
juster
lever toward
wheel.
Move wheel
up or down
to suit your requirements.
Be sure all wheels
are in the same
set-
ting.
NOTE:
Adjuster
is properly
positioned
when
plate tab inserts
into hole in lever.
Also, 9-position
adjusters
(if so equipped)
allow
lever to be positioned
between
the
plate tabs.
LEVER BACKWARD
TO LOWER MOWER
Lever,_
Plate tab
LEVER FORWARD TO RAISE MOWER
TO CONVERT
MOWER
Your lawn mower
was shipped
ready
to be
used as a mulcher,
To convert
to bagging:
• Lift rear door of the lawn mower
and
place
the grass
catcher
frame
hooks
onto the door pivot pins,
• To convert
to mulching
operation,
re-
move grass
catcher
and close
rear door,
_CAUTION:
Do not run your lawn mower
without
rear door closed,
clipping
deflector
or approved
grass
catcher
in place,
Never
attempt
to operate
the lawn
mower
with
the rear door removed
or propped
open,
Pivot pins
Rear
Grass
catcher
handle
Catcher frame hook
TO EMPTY
GRASS
CATCHER
1.
Lift up on grass
catcher
using
the
frame
handle.
2.
Remove
grass
catcher
with clippings
from under
lawn mower
handle.
3.
Empty
clippings
from bag.
NOTE:
Do not drag the bag when
empty-
ing;
it will cause
unnecessary
wear.
Grass
catcher
frame
handle
BEFORE
STARTING
ENGINE
ADD
OIL
Your lawnmower
is shipped
without
oil in
the engine.
For type and grade
of oil to
use, see "ENGINE"
in the Maintenance
section
of this manual.
_IL CAUTION:
DO NOT overfill
engine
with
oil, or it will smoke
heavily
from the muffler
on startup,

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