Jonsered 670 - Manual (Page 33)

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33
Daily maintenance
1. Check the throttle trigger
for smooth operation. If
any binding occurs, or if
engine fails to return to
idle, the saw should be
taken to your dealer,
before it is used again.
Also, be sure that the
trigger cannot be pulled
until the throttle trigger
lockout is depressed.
2. Clean the chain brake
and check its function
according to the
instructions. Make sure
that the chain catcher is
undamaged. Otherwise
replace it immediately.
3. Clean or replace the air
filter as necessary. Check
for damage or holes.
4. The bar should be turned
daily for more even wear.
Check the lubrication hole
in the bar, to be sure it is
not clogged. Clean the
bar groove, if the bar has
a sprocket tip, this should
be lubricated.
5. Check the function of the
oiler to be sure the bar
and chain receive proper
lubrication.
6. Sharpen the chain and
check its tension and
condition. Check the drive
sprocket for wear.
Replace if necessary.
7. Check the starter and
starter cord for wear or
damage. Clean the air
intake slots on the starter
housing.
8. Check for any loose nuts
and screws and retighten
if necessary.
9. Test the stop switch to be
sure it shuts off the
engine.
Below you will find some general maintenance instructions.
If you have more questions, contact your servicing dealer. Weekly maintenance
1. Check that the AV
elements are not soft or
torn.
2. Lubricate the clutch drum
bearing.
3. File off burrs, if any, on
the sides of the bar.
4. Clean the spark plug and
check the gap.
The correct gap is 0.5 mm
(.020 inch).
5. Check the starter and the
recoil spring. Clean the
fins on the flywheel.
6. Clean the cooling fins on
the cylinder.
7. Clean or change the
screen in the silencer.
8. Clean the carburettor
body and air box.
Monthly maintenance
1. Check the brake band on
the chain brake for wear.
2. Check the clutch centre,
clutch drum and clutch
spring for wear.
3. Clean the outside of the
carburettor.
4. Check the fuel filter.
Change if necessary.
5. Flush the inside off the
fuel tank with gasoline.
6. Flush the inside of the oil
tank with gasoline.
7. Check all cables and
connections.
MAINTENANCE
1
9
2
4
5
3
6
8
7
5
6
7
3
4
1
2
0,5 mm 4
3
7
8
5
1
2
6