10/15-Hour Maintenance

Every 10 to 15 hours of operation:

Remove and clean the spark plug. Adjust the spark plug electrode gap to 0.6 mm. If the plug must be replaced, use a NGK BMR6A or equivalent spark plug of the correct heat range.

CAUTION!

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

0.6 mm

Clean the spark plug and check the

gap at the electrode.

CAUTION!

Incorrect spark plug installation can result in serious engine damage.

50-Hour Maintenance

Every 50 hours of operation (more frequently in dusty or dirty conditions):

Remove and clean the cylinder cover and clean dirt and debris from the cylinder cooling fins.

Remove the sprocket cover and inspect the sprocket for excessive dirt, debris, or wear. Remove the guide bar and clean out the guide bar groove. If the sprocket is excessively worn, replace it with a new one.

Inspect the

sprocket

Lubricate the gear case. To perform this operation, first remove the gear case from the upper outer tube as follows.

Loosen the gear case clamp bolt.

Remove the index bolt from the gear case.

Slide the gear case out of the tube.

Using a lever-type grease gun, pump lithium-base grease (about 10 grams) into the grease fitting until you see old grease being purged from the gear case, this can be seen in the outer tube cavity at the input end of the gear case. Clean up excess grease, then reassemble the gear case onto the outer tube.

Gear Case Clamp

Index

Bolt

Grease Fitting

Clean or replace fuel filter

Use a hooked wire to extract the fuel filter from inside the fuel tank. Inspect the fuel filter element for signs of contamination. Replace it with a new one if required. Before reinstalling the filter, inspect the fuel line. If you find damage or deterioration, remove the unit from service until it can be inspected by a Shindaiwa-trained service technician.

CAUTION!

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

Hooked Wire

Filter Element

16

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Shindaiwa 62891-94311 manual 10/15-Hour Maintenance, Every 10 to 15 hours of operation, Clean or replace fuel filter

62891-94311 specifications

The Shindaiwa 62891-94311 is a premium combination of engineering and technology, designed for lawn care and landscaping professionals. This tool provides efficient and reliable performance, making it a top choice for outdoor enthusiasts and contractors alike. One of the standout features of the Shindaiwa 62891-94311 is its lightweight yet durable construction. This ensures that it delivers high performance without sacrificing user comfort, allowing operators to work for extended periods without undue fatigue.

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