Service And Adjustments - Sears Craftsman 917.372900 Owner's Manual

Rotary lawn mower, 450 series briggs & stratton engine, 21" side-discharge
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WARNING: To avoid serious injury,
before per form ing any service or ad just-
ments:
1. Release control bar and stop engine.
2. Make sure the blade and all moving
parts have completely stopped.
3. Disconnect spark plug wire from spark
plug and place wire where it cannot
come in contact with the spark plug.
LAWN MOWER
TO ADJUST CUTTING HEIGHT
See "TO ADJUST CUTTING HEIGHT" in
the Operation sec tion of this manual.
REAR DEFLECTOR
The rear deflector, attached between the
rear wheels of your mower, is provided to
min i mize the possibility that objects will
be thrown out of the rear of the mower
into the operator's mowing position.
Replace the rear deflector if it becomes
dam aged.
DISCHARGE DEFLECTOR
The discharge deflector, attached to the
dis charge opening of your lawn mower, is
pro vided to prevent the possibility of injury
re sult ing from objects being thrown out of
the dis charge opening into the operator
mowing position. Replace the dis charge
deflector if it becomes dam aged.
TO ADJUST HANDLE
The handle can be mounted in a high or
low position. The mounting holes in the
bottom of lower handle are off center for
raising or lowering the handle.
1. Remove upper handle and wire tie(s)
securing cable(s) to lower handle.
2. Remove klip rings from lower handle
bracket mount ing pins.
3. Remove bolts and nuts.
4. Squeeze lower handle in to remove it
from mounting pins.
5. Turn lower handle over to raise or
lower handle.
6. Squeeze lower handle in and po si tion
holes onto mount ing pins on handle
bracket.
7. Reinstall bolts and nuts.
8. Reassemble upper handle and all
parts removed from lower handle.

SERVICE AND ADJUSTMENTS

SQUEEZE
TO ADJUST
Lower handle
Mounting pin
Handle
bracket
Mowing
position
Bolts
Klip
ring
Mounting
pin
LOW POSITION
ENGINE
ENGINE SPEED
Your engine speed has been factory set.
Do not attempt to increase en gine speed
or it may result in personal injury. If you
believe that engine is running too fast or
too slow, take your mower to a Sears or
other qualified service cen ter for repair
and ad just ment.
CARBURETOR
Your carburetor is not adjustable. If your
engine does not operate properly due to
suspected carburetor problems, take your
lawn mower to a Sears or other qualified
service center for repair and / or ad just ment.
IMPORTANT: Never tamper with the
engine governor, which is factory set
for proper engine speed. Over speed-
ing the engine above the factory high
speed setting can be dangerous. If you
think the engine-governed high speed
needs adjusting, contact a Sears or other
qualified service center, which has proper
equip ment and ex pe ri ence to make any
nec es sary adjustments.
14
Klip ring
Mowing
position
and
nuts
Handle
bracket
HIGH POSITION

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