Maintenance (continued) – Shindaiwa Articulated Hedge AH242 User Manual
Page 16
16
spark plug gap--all models
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.
■
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.
■
Lubricate the blades before use and
after refueling. Check the cutters for
damage or incorrect adjustment.
Daily maintenance
■
Clean any debris or dirt from the
cutting attachment.
■
Check for loose or missing screws
or components. Make sure the cut-
ter attachment is securely fastened.
■
Check the entire unit for leaking
fuel or grease.
■
Make sure nuts, bolts, and screws
(except carburetor idle speed
adjusting screws) are tight.
Remove all dirt and debris from the
engine and check the cooling fins
Cooling
fins
Cooling
fins
Cooling fins
WARNING!
Always wear gloves
when working around the cutter
assembly.
Maintenance (continued)
10-Hour maintenance
(more frequently in dusty conditions)
1. Remove the air cleaner cover by
loosening the cover screw(s) and
lifting.
2. Remove the air cleaner element.
■
In dusty applications the filter
should be gently blown out with
compressed air daily or 2 to 3 times
per week.
CAUTION!
Never operate the unit if the air
cleaner assembly is damaged or
missing!
Unscrew
Fasteners
Loosen air cleaner cover screws
IMPORTANT!
Direct the air stream at the inside face
of the filter only!
■
Once each week the filter should
be cleaned with a solvent to loosen
and flush out debris trapped
between the filter halves. Allow the
filter to dry thoroughly before using
again. When the felt becomes
unraveled the filter should be
replaced. Replace air cleaner ele-
ment and cover.
Air Filter
Element
CAUTION!
Before removing the spark plug,
clean the area around the plug
to prevent dirt and debris from
getting into the engine’s internal
parts.
10/15-Hour maintenance
Remove and inspect spark plug
Remove and clean or replace the
spark plug.
■
Adjust the spark plug electrode gap to
0.6 mm (0.024 inch). If the spark plug
must be replaced, use only an NGK
BPM8Y spark plug.
Clean the spark plug
and check the gap at the
electrode.
0.6 mm
(0.024 inch)