Wacker Neuson GPi 1700 Operator's Manual download pdf (Page 37)

GPi 1700 Maintenance

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3.5 Cleaning the Spark Arrester

When

Clean the spark arrester after every 100 hours of operation.

Prerequisite

Engine is stopped and cool to the touch

Description

The spark arrester is a cylindrical metal element fastened inside the muffler

exhaust port. If the spark arrester is not cleaned regularly, it will become clogged

with carbon deposits and impair engine performance.

 Engine exhaust gases will not flow.

 Engine output will be reduced.

 More fuel will be consumed.

 Starting will become difficult.

Procedure

Follow the procedure below to clean the spark arrester.

1. Remove the four screws (o1) from the rear cover (o). Remove the rear cover.

2. Remove the fastening screw (h1) from the exhaust outlet (h). Remove the spark

arrester (m).

3. Use a stiff brush to remove carbon deposits from the spark arrester screen

(m1).

NOTICE: Avoid damaging the screen during the cleaning process.

4. Inspect the spark arrester for holes or cracks. If the spark arrester is damaged,

replace it.

5. Re-insert the spark arrester into the muffler, and replace the fastening screw.

6. Replace the muffler cover and re-install the flange bolts.

CAUTION

Personal injury hazards. The spark arrester screen is made of stiff metal wire.

Sharp wire ends can puncture or cut skin. Carbon dust can get into eyes.

f Wear protective gloves and eye protection when cleaning the spark arrester.

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Wacker Neuson GPi 1700 Operator's Manual Page 37