RedMax GZ4500 Manual del operador descargar pdf (Pagina 7)

US-7

GZ4500

U

S

6. Installing guide bar and saw chain

■ A standard saw unit package

contains the items as illustrated.

(F1)

(1) Power unit

(2) Guide bar

(3) Saw chain

(4) Plug wrench

(5) Screwdriver for carburetor

adjustment

Open the box and install the guide bar

and the saw chain on the power unit as

follows:

The saw chain has very sharp edges.

Use thick protective gloves for safety.

1. Pull the guard towards the front handle

to check that the chain brake is not

engaged.

2. Loosen the nuts and remove the chain

cover.

3. Gear the chain to the sprocket and,

while fitting the saw chain around the

guide bar, mount the guide bar to the

power unit. Adjust the position of the

chain tensioner. (F2)

(1) Tensioner nut

(2) Chain cover

Pay attention to the correct direction of

the saw chain. (F3)

(1) Moving Direction

4. Fit the chain cover to the power unit

and fasten the nuts to finger tightness.

5. While holding up the tip of the bar,

adjust the chain tension by turning the

tensioner screw until the tie straps just

touch the bottom side of the bar rail.

(F4)

6. Tighten the nuts securely with the bar

tip held up (12~15 N·m). Then check

the chain for smooth rotation and

proper tension while moving it by hand.

If necessary, readjust with the chain

cover loose.

7. Tighten the tensioner screw.

(2) Loosen

(3) Tighten

NOTE

WARNING

F1

F2

F3

F4

(4) Tensioner screw

(5) Lift up

A new chain will expand its length in the

beginning of use. Check and readjust the

tension frequently as a loose chain can

easily derail or cause rapid wear of itseif

and the guide bar.

NOTE

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