Shindaiwa M254 manual 10/15 hour maintenance, Remove and clean or replace the spark plug

Maintenance (continued)

10/15 hour maintenance

Remove and clean or replace the spark plug.

■■Clean the spark plug. Adjust elec- trode gap according to the values listed in the ”Specifications” section. If the spark plug must be replaced, use only the type recommended in ”Specifications” or equivalent resis- tor type spark plug of the correct heat range.

CAUTION!

Remove and inspect spark plug

0.6 mm

(0.024 inch)

Remove the spark plug and adjust the gap at the electrode

Before removing the spark plug, clean the area around the plug to prevent dirt and debris from getting into the engine’s internal parts.

■■Replace the spark plug annually:
	NOTE:
Use only NGK CMR5H or equiva-	The NGK CMR5H also meets the
lent resistor type spark plug of the
	requirements for electro magnetic
correct heat range. Set spark plug
	compliance (EMC).
electrode gap to 0.6 mm (0.024
inch).

50 hour maintenance

Remove and replace the fuel filter element.

■■Use a hooked wire to extract the fuel filter from inside the fuel tank. Inspect the fuel filter element. If it shows signs of contamination, replace with a genu- ine Shindaiwa replacement fuel filter element.

CAUTION!

Make sure you do not pierce the fuel line with the end of the hooked wire. The line is delicate and can be dam- aged easily.

■■Before reinstalling the new filter element, inspect the condition of all the fuel system components (fuel pick-up line, fuel return line, tank vent line, tank vent, fuel cap and fuel tank).

■■ If damage, splitting or deteriora- tion is noted, the unit should be removed from service until it can be inspected or repaired by a Shin- daiwa-trained service technician.

Hooked wire

Fuel filter element

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