McCulloch M4620 Manual de Instruções descarregar pdf (Página 7)

7

ATTACHING THE BAR & CHAIN

(If not already attached)

WARNING: Recheck each assem-

bly step if the saw is received assembled. Al-

ways we ar gloves when handling the chain.

The chain is sharp and can cut you even

when it is not moving!

1. Loosen and rem ove bar knob completely

by lifting lever and turning counterclock-

wise.

LOOSEN

2. Remove clutch cover. Remove the plas-

tic shipping spacer (if present).

3. Slide guide bar on bar bolts until guide

bar stops against clutch drum sprocket.

4. Carefully remove the chain from the pack-

age. Hold chain with the drive links as

sho wn .

CUTTERS MUST F ACE IN

DIIRECTION OF ROT ATION

Tip of

Bar

Cutters

Depth Gauge

Drive Links

5. Place chain over and behind clutch re-

tainer, fitting the drive links in the clutch

drum sprocket.

6. Fit bottom of drive links between the

teeth in the sprocket in the nose of the

guide bar .

7. Fit chain drive links into bar groove.

8. Pull guide bar forward until chain is snug

in guide bar groove. Ensureall drivelinks

are in the bar groove.

9. Install clutch cover . Be sure adjusting pin is

in the adjusting pin hole in the guide bar .

CAUTION: It is very important when instal-

ling the clutch cover that the adjusting pin

aligns into the adjusting pin hole in the bar. Fail-

ure to install the clutch cover correctly may re-

sult in permanent dam age to your chain saw.

Back

view of

clutch

cover

Adjusting pin

10. Install bar knob and finger tighten only.

Do not tighten any further at this point.

Once the chain is tensioned, you will

need to tighten the bar knob.

CHAIN TENSION (Including units

with chain already installed)

NOTE

: When adjusting chain tension,

make sure the bar knob is loosened 1 ½ -- 2

turns. Attempting to tension the chain when

the bar knob is tight can cause damage.

Checking the tension:

Use a screwdriver to move chain around guide

bar . If the chain does not rotate, it is too tight. If

too loose, the chain will sag below the bar.

Adjusting

wheel

Bar knob

Screwdriver

Guide bar

Adjusting the tension:

Chain tension is very important. Chain

stretches during use. This is especially true

during the first few times you use your saw.

Always check chain tension each time you

use and refuel your saw.

1. Lift lever on bar knob and turn counter-

clo ckwise 1 ½ -- 2 turns to loosen clutch

cove r.

LOOSEN

2. Turn adjusting wheel (downward direc-

tion) to tension chain until chain solidly

contacts bottom of guide bar rail. Lift tip

of guide bar while adjusting tension.

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