WARNING!
General maintenance
Before performing any maintenance,
repair, or cleaning work on the
machine, make sure the engine and
cutting attachment are completely
stopped. Disconnect the spark plug
wire before performing service or
maintenance work.
WARNING!
WARNING!
Muffler
Non-standard parts may not operate
properly with your unit and may cause
damage and lead to personal injury.
Operating the engine without a
muffler or with a muffler that is
damaged or improperly sufficiently to
lead to hearing loss．
This machine must never be operated
with a faulty or missing spark arrestor or
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.
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
necessary. see Figure 33.
Carefully remove any accumulating of
dirt or debris from the muffler and fuel
tank first build－up in these areas can
lead to engine overheating ， fire or
premature wear．
Check for loose or missing screws or
components. Make sure the cutting
attachment is free of debris and
securely fastened.
Check the entire machine for leaking
fuel or grease.
Make sure nuts, bolts and screws
(expect carburetor adjusting screws)
and tight.
Figure 33
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