Echo PPF-280 manual Guide Bar Cover Cleaning, To Adjust Saw Chain Tension

Models: PPF-280

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5.Install chain on guide bar with cutters on top of bar facing toward bar tip.

6.Install guide bar and chain on gear case, engaging chain with drive sprocket (E).

7.Turn tension adjustment screw clockwise to take up slack in saw chain.

8.Install guide bar cover (D), and tighten guide bar nuts finger tight and install guide bar cover screw (B).

9.Adjust chain tension.

Guide Bar Cover Cleaning

E

D

B

C

A

1.Remove two (2) 6 mm guide bar nuts (A) and guide bar cover screw (B).

2.Remove guide bar cover (D).

3.Gently brush debris from inside guide bar cover and from around sprocket.

4.Install guide bar cover (D), install and tighten guide bar nuts, and install guide bar cover screw (B).

To Adjust Saw Chain Tension

1.Move stop switch to STOP position.

2.Disconnect spark plug lead.

3.Loosen two guide bar nuts (A) until finger tight.

4.Hold the bar nose up, and turn the adjuster screw (C) clockwise un- til the chain fits snugly against the underside of the bar, as shown.

Cold Chain Only - turn adjuster screw CW an additional 1/8 - 1/4 turn.

5.Tighten both guide bar nuts with nose held up. Tighten rear nut first.

D

B

C

A

Page 28
Image 28
Echo PPF-280 manual Guide Bar Cover Cleaning, To Adjust Saw Chain Tension