Husqvarna 51 manual Weekly maintenance Daily maintenance, Monthly maintenance

MAINTENANCE

Below you will find some general maintenance instructions. If you have more questions, contact your servicing dealer.

Weekly maintenance

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

1

2

3

4

5

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 (0,020 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 muffler.

8.Clean the carburetor body and air box.

1
2
3
4	0,5 mm
5
6
7
8

oiler to be sure the bar

and chain receive proper

6

Monthly maintenance

	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.

7

8

9

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 carburetor.

4.Change the fuel filter.

5.Clean the inside of the fuel tank.

6.Clean the inside of the oil tank.

7.Check all cables and connections.

8.Change the spark plug.

9.Change the air filter.

1
2
3
4
5
6
7
8	0,5 mm
9
	English – 33