RedMax EB7001RH Specifications download pdf (Page 64)

8. Troubleshooting

8-4 Lack of output power or unstable revolution

Trouble Probable Cause Countermeasure

1. Air is entering at fuel pipe joints, etc Secure connections.

2. Air is entering at intake tube joint or carburetor joint Replace gasket or tighten screws.

3. Water in fuel Replace with clean fuel.

4. Piston is starting to seize Filing of seized surface with fine files.

Compression is

normal and no misfire.

5. Muffler choked with carbon Clean.

1. Fuel too lean Adjust carburetor.

2. Clogging of cylinder fins with dust Clean.

3. Poor fuel quality Replace with clean fuel.

4. Carbon deposited in the combustion chamber Clean.

Overheating

5.Spark plug electrode red hot

Clean thoroughly and adjust spark gap

to 0.6～0.7 mm (0.023～0.028 in.).

1. Dirty air cleaner Wash with mixed gasoline. Others

2. Over loading Reduce load.

8-5 The amount of the wind is weak

Trouble Probable Cause Countermeasure

1. The air cleaner element is clogged.

Clean the element.

2. Carbon adheres to the spark arrester.

Clean the spark arrestor.

Good compression

but cannot reach the

required revolutions at

full throttle

3. Carburetor is damaged. Maintenance or replace.

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RedMax EB7001RH Specifications Page 64