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General Maintenance
IMPORTANT!
MAINTENANCE, REPLACEMENT, OR
REPAIR OF EMISSION CONTROL
DEVICES AND SYSTEM MAY BE
PERFORMED BY ANY REPAIR
ESTABLISHMENT OR INDIVIDUAL.
HOWEVER, WARRANTY REPAIRS
MUST BE PERFORMED BY A DEALER
OR SERVICE CENTER AUTHORIZED
BY SHINDAIWA CORPORATION AND
USE OF PARTS THAT ARE NOT
EQUIVALENT IN PERFORMANCE AND
DURABILITY TO AUTHORIZED PARTS
MAY IMPAIR THE EFFECTIVENESS
OF THE EMISSION CONTROL SYSTEM
AND MAY HAVE A BEARING ON THE
OUTCOME OF THE WARRANTY CLAIM.
Daily Maintenance
Prior to each work day, perform the
following:
Remove all dirt and debris from the
engine, check the cooling fins and air
cleaner for clogging, and clean as neces-
sary. See Figure 24.
Keep cooling
fins clean
AH231_29
Figure 24
10-Hour Maintenance
CAUTION!
Do not operate the unit if the air
cleaner or element is damaged, or if
the element is wet.
Ever y 10 hours of operation,
(more frequently in dusty or dirty
conditions):
Remove the air cleaner element from
the air cleaner housing and clean it
thoroughly with soap and water. Let it
dry before reinstalling the element. See
Figure 25.
Before performing any maintenance,
repair, or cleaning work on the unit,
make sure the engine and cutting
attachment are completely stopped.
Disconnect the spark plug wire before
performing service or maintenance
work.
Non-standard parts may not operate
properly with your unit and may cause
damage and lead to personal injury.
Using non-standard replacement parts
could invalidate your Shindaiwa warranty.
Carefully remove any accumulations of
dirt or debris from the muffler and fuel
tank. Check cooling air intake area at
base of crankcase. Remove all debris.
Dirt build-up in these areas can lead to
engine overheating, fire, or premature
wear.
Clean any debris or dirt from the hedge
trimmer cutter blades. Lubricate the
Always wear gloves when working
Keep air
around the cutter assembly.
passages
clean
Figure 25
WARNING!
WARNING!
IMPORTANT!
WARNING!
Unscrew
Fastener
AH231_30
Muffler
WARNING!
Operating the engine without a muffler
or with a muffler that is damaged or im-
properly installed can increase engine
noise sufficiently to cause hearing loss.
This unit must never be operated with a
faulty or missing spark arrestor or muf-
fler. Make sure the muffler is well secured
and in good condition. A worn or damaged
muffler is a fire hazard and may also cause
hearing loss.
Spark Plug
Keep the spark plug and wire connections
tight and clean.
Fasteners
Make sure nuts, bolts, and screws (except
carburetor adjusting screws) are tight.
blades before use and after refueling.
Check the cutters for damage or incor-
rect adjustment.
Check for loose or missing screws or
components. Make sure the cutter at-
tachment is securely fastened.
Check the entire unit for leaking fuel or
grease.
Make sure nuts, bolts, and screws
(except carburetor adjusting screws) are
tight.
Remove and clean
the element
11
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