Echo PB-500H, PB-500T exhaust system, Spark Arrestor Screen, Cleaning Cylinder Fins

22

Cleaning Cylinder Fins

1.Disconnect spark plug lead from spark plug.

2.Remove engine cover (five screws), pull cover away from engine.

A

3.Clean cylinder fins (A) to allow cooling air to pass freely.

4.Replace cover and tighten screws.

5.Connect spark plug lead.

exhaust system

Spark Arrestor Screen

Level 2.

Tools required: Cross Head Screwdriver

Parts Required: Spark arrestor screen, Gasket

IMPORTANT

Carbon deposits in muffler will cause a drop in engine output and overheating. Spark arrestor screen must be checked periodically.

1.Remove spark plug and engine cover (five screws).

2.Remove spark arrestor cover (A), gasket (B) and spark arrestor screen (C) from muffler. Replace screen if plugged with carbon deposits.

3.Install spark arrestor screen, gaskets, and cover.

4.Install spark plug and engine cover.

B

A

C