MAINTENANCE

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

Weekly maintenance

Daily maintenance

1. Check that the AV

elements are not soft or

torn.

1

2

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.

1

2

3

4

5

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 carburettor

 

body and air box.

9.

Clean the area under the

 

cover for the right-hand

 

brake.

3

0,5 mm 4

5

6

7

8

9

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.

10.

Check the cooling system

 

of saw fitted with catalytic

 

converter.

11.

Make sure the

 

mechanism for the right-

 

hand brake operates

 

smoothly.

6

 

7

 

 

8

9

 

10

5

4

 

3

 

2

11

1

 

Monthly maintenance

1.

Check the brake band on

1

 

the chain brake for wear.

 

2.

Check the clutch centre,

2

 

clutch drum and clutch

 

spring for wear.

 

3.

Clean the outside of the

 

 

carburettor.

3

 

 

4.

Check the fuel filter.

 

 

Change if necessary.

 

5.

Clean the inside of the

4

 

fuel tank.

 

6.

Clean the inside of the

5

 

 

oil tank.

 

7. Check all cables and connections.

6

7

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Husqvarna 346XP, 353 manual Weekly maintenance Daily maintenance, Monthly maintenance