MAINTENANCE
Cooling system
7
Clean the air intake on the starter. Check the starter and
starter cord for wear or damage.
8
9
Check that nuts and screws are tight.
Test the stop switch to be sure it shuts off the engine.
To keep the working temperature as low as possible the
machine is equipped with a cooling system.
Weekly maintenance
The cooling system consists of:
1
2
3
4
0,5 mm
1
2
3
4
5
Air intake on the starter.
Air guide plate.
Fins on the flywheel.
Cooling fins on the cylinder.
Cylinder cover (directs cold air over the cylinder).
5
6
7
8
1
Check that the vibration damping elements are not
damaged.
2
3
4
Lubricate the clutch drum bearing.
File off any burrs from the edges of the bar.
Clean the spark plug. Check that the electrode gap is 0.5
mm (0,020 inch).
Clean the cooling system with a brush once a week, more
often in demanding conditions. A dirty or blocked cooling
system results in the machine overheating which causes
damage to the piston and cylinder.
5
Clean the fins on the flywheel. Check the starter and the
recoil spring.
6
7
8
Clean the cooling fins on the cylinder.
Below you will find some general maintenance instructions.
Clean or replace the spark arrestor mesh in the muffler.
Clean the carburettor compartment.
Daily maintenance
1
2
3
4
Monthly maintenance
1
2
3
4
5
5
6
7
8
9
6
7
8
0,5 mm
9
1
2
Check the throttle trigger for smooth operation. If any
binding occurs or if engine fails to return to idle, the
machine 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.
1
2
Check the brake band on the chain brake for wear.
Check the clutch centre, clutch drum and clutch spring for
wear.
Clean the chain brake and check that it operates safely.
Make sure that the chain catcher is undamaged, and
replace it if necessary.
3
4
Clean the outside of the carburettor.
Check fuel hose for cracks or other damage. Change if
necessary.
3
4
Clean or replace the air filter as necessary. Check for
damage or holes.
5
6
7
8
9
Clean the inside of the fuel tank.
Clean the inside of the oil tank.
Check all cables and connections.
Change the spark plug.
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
6
Check that the bar and chain are getting sufficient oil.
Change the air filter.
Sharpen the chain and check its tension and condition.
Check the drive sprocket for excessive wear and replace
if necessary.
English – 33
| Categories | Chainsaw Manuals, Husqvarna Chainsaw Manuals |
|---|---|
| Tags | Husqvarna 3120XP |
| Model Year | 2001, 2002, 2003, 2004 |
| Download File |
|
| Document Type | Operator's Manual |
| Language | English |
| Product Brand | Husqvarna, Chainsaw |
| Document File Type | |
| Publisher | husqvarna.com |
| Wikipedia's Page | Husqvarna |
| Copyright | Attribution Non-commercial |
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