McCulloch Power Trim 500 Instruction Manual
![McCulloch Power Trim 500 manual cover](/images/gOafSxuoanniHGUGcWGvbbRf/thumbs/thumb175x175.webp)
To start the McCulloch Power Trim 500, ensure the trimmer is on a flat surface. Set the choke to the 'start' position, pump the primer bulb 5-6 times, and pull the starter rope until the engine fires up. Once started, move the choke to the 'run' position.
If the trimmer line is not advancing, check for tangles or jams in the spool. Ensure the line is correctly wound and that the spool is properly seated in the trimmer head. Replace the line if it's worn or broken.
To clean the air filter, remove the air filter cover, take out the filter, and wash it with warm soapy water. Rinse thoroughly and allow it to dry completely before reinstalling. Replace the filter if it is damaged.
The McCulloch Power Trim 500 requires a 40:1 fuel-to-oil ratio. Use unleaded gasoline and 2-stroke engine oil to prepare the mixture.
If the trimmer stalls when throttled, it could be due to a clogged air filter, old fuel, or a dirty carburetor. Check and clean the air filter, ensure fresh fuel is used, and clean the carburetor if necessary.
To replace the trimmer line, turn off the trimmer and disconnect the spark plug. Remove the spool from the trimmer head, take out any old line, and wind new line onto the spool according to the arrows indicated. Reattach the spool securely.
Regular maintenance includes cleaning the air filter, checking the spark plug, inspecting the trimmer line, and lubricating moving parts. Ensure the fuel mix is fresh and store the trimmer in a dry place.
Check the fuel mixture, ensure the spark plug is clean and connected, and verify the air filter is not clogged. Inspect the carburetor for dirt and clean if necessary. Ensure the primer bulb is not damaged.
Excessive vibration may be due to an unbalanced trimmer head or damaged line. Check the trimmer line for evenness and replace if necessary. Inspect for any loose parts or bolts and tighten them securely.
Yes, it is important to winterize the trimmer. Drain the fuel tank, clean the air filter, and remove the spark plug. Add a few drops of oil into the cylinder and pull the starter rope to distribute it. Store the trimmer in a cool, dry place.