Echo PB-250 User Manual download pdf (Page 18)

Cleaning Cylinder Fins

1. Remove spark plug lead from spark plug, and remove engine

cover (6 screws).

Clean cylinder ns to allow cooling air to pass freely.

2. Loosely reassemble engine cover with 6 screws.

3. Tighten all screws securely.

4. Attach spark plug lead.

e x h a u s T s y s T e m

Spark Arrestor Screen

Level 2.

Tools required: Torx L-Wrench T27

Parts Required: Spark arrestor screen, Gasket

IMPORTANT

Carbon deposits in mufer will cause a drop in engine output and

overheating. Spark arrestor screen must be checked periodically.

1. Remove spark plug lead from spark plug, and remove engine

cover (6 screws).

2. Remove spark arrestor cover (A), deector (B), plate (C), gasket

(D), and spark arrestor screen (E) from mufer. Replace screen if

plugged with carbon deposits.

NOTE

When cleaning carbon deposit, be careful not to damage the cata-

lytic element inside mufer.

3. Install spark arrestor screen, gasket, plate, deector, and cover.

4. Loosely reassemble engine cover with 6 screws.

5. Tighten all screws securely.

6. Attach spark plug lead.

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Echo PB-250 User Manual Page 18