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D-3

 

MAINTENANCE

D-3

 

 

 

 

 

 

 

 

 

 

speeding, overheating, and engine damage. Clean

 

 

CAUTION

 

 

 

 

every 100 operating hours or as often as necessary.

 

 

 

 

 

 

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Do not use petroleum solvents such as kerosene to clean the air cleaner. They may cause deterio- ration of the air cleaner. DO NOT OIL THE AIR CLEANER OR USE PRESSURIZED AIR TO CLEAN OR DRY THE AIR CLEANER.

To service the pre-cleaner:

1.Wash in liquid detergent and water.

2.Squeeze dry in a clean cloth.

3.Saturate in clean engine oil.

4.Squeeze in a clean, absorbent cloth to remove all excess oil.

CLEAN ENGINE: Remove dirt and debris with a cloth or a brush. Do not clean with a forceful spray of water. Water might contaminate the fuel system.

CAUTION

Periodically clean the muffler area to remove combustible debris.

Clean Rotating Screen: See Figure D.2. Clean the rotating screen on your machineís engine as often as needed to remove dirt or debris that may collect on the screen. A dirty screen can result in engine over- heating and damage.

FIGURE D.2 - CLEAN ROTATING

SCREEN/FINGER GUARD/DEBRIS GUARD

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FIGURE D.3 - CLEAN COOLING SYSTEM

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1. REMOVE DIRT FROM THESE AREAS.

CLEAN OR REPLACE SPARK PLUG: Clean or replace the spark plug after every 100 hours of opera- tion or every season, whichever comes first. Do not blast the spark plug clean with an abrasive cleaning device. Clean the plug by scraping it or by using a wire brush. Wash the plug with a commercial sol- vent. After cleaning or when installing a new spark plug, set the terminal gap to .030 inch (.76 mm) with a feeler gauge. See Figure D.4.

FIGURE D.4 - SET SPARK PLUG GAP

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Use the Briggs & Stratton Engine Manual for latest Plug Gap Info.

CLEAN SPARK ARRESTER SCREEN: If the muffler has the optional spark arrester assembly, remove it every 50 hours or once a year, whichever comes first, and inspect it. Clean the arrester. Replace it if you find any damage.

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1. ROTATING SCREEN

CLEAN COOLING SYSTEM: See Figure D.3. Clean the internal cooling fins and surfaces to prevent over-

POWER-ARC 4000

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Image 41
Lincoln Electric SVM103-C service manual Figure D.2 Clean Rotating SCREEN/FINGER GUARD/DEBRIS Guard