Shindaiwa 446s Manuel De L'opérateur page 14

Maintenance
WARNING!
Before performing any
maintenance on this saw,
stop the engine and disconnect
the spark plug wire!
Daily Maintenance
1. Remove dirt and debris from the saw
exterior, cylinder fins, and cooling air
intake.
2. Inspect the saw for fuel and oil leaks.
Repair as necessary.
3. Service the air filter.
n Remove the air filter cover and then
remove the element. Use extreme
care to prevent any debris from
entering the carburetor bore. Wash
all parts with soap and water, and
then gently wipe or blow dry before
reassembly.
10/15 Hour Maintenance
1. Remove and clean the spark plug.
Adjust the spark plug gap to 0.6 mm,
and reinstall.
Replace any
damaged or
visibly worn
plug with an
NGK BPMR7A
or equivalent
spark plug of
the same heat
range.
14
Cover
n Install the air filter element in the
saw.
CAUTION!
Never allow chips or other debris
to enter the cylinder bore! Before
0.6 mm
removing the spark plug, thor-
oughly clean the spark plug and
cylinder head area!
2. Remove the guide bar and chain.
Carefully inspect the drive sprocket
for wear or damage, and replace if
noted. Inspect the guide bar grooves
and tip for wear or damage, and
repair or replace components as
required.
4. Sharpen and adjust the saw chains as
required.
5. Clean the guide bar groove and oil
hole, and inspect the bar groove
and tip for damage or unusual wear.
Repair or replace worn or damaged
components as necessary.
6. Inspect the drive sprocket.
7. Inspect the entire saw for damaged,
loose or missing components or
F
ilter Element
fastenings. Repair as necessary.
Choke
The drive sprocket and saw chain
loop should always be replaced as a
set! For economy, rotate the same 2-3
chains daily. When these chains are
worn out, replace both the chains and
drive sprocket at the same time.
IMPORTANT!