McCulloch SuperLite 4528 Spare Parts List
![McCulloch SuperLite 4528 manual cover](/images/fFcslrgOiWSFiSnCLScTvzBT/thumbs/thumb175x175.webp)
To start the McCulloch SuperLite 4528 Trimmer, first ensure the trimmer is on a flat surface. Press the primer bulb several times until fuel is visible, set the choke lever, and pull the starter rope briskly until the engine fires. Then, move the choke to the run position as the engine warms up.
The correct fuel mixture for the McCulloch SuperLite 4528 Trimmer is a 40:1 ratio of unleaded gasoline to two-stroke engine oil. Ensure to mix them thoroughly in a separate container before filling the trimmer.
To replace the trimmer line, first turn off the trimmer and disconnect the spark plug. Remove the spool cap, take out the old line, and insert a new line into the spool. Wind the line evenly and replace the cap securely.
If the trimmer won't start, check the fuel level and mixture, inspect the spark plug for wear or damage, and ensure the air filter is clean. Also, confirm that the choke lever is in the correct starting position.
The air filter should be checked and cleaned after every 10 hours of operation. Remove the air filter, wash it with mild soap and water, allow it to dry completely, and then lightly oil it before reinstallation.
Regular maintenance tasks include checking the spark plug, cleaning or replacing the air filter, inspecting the fuel system, and examining the trimmer line for wear. These should be done every 20 hours of use or at the start of each season.
To store the trimmer, empty the fuel tank, clean the exterior, and lubricate any moving parts. Store it in a dry, dust-free place, ideally hung up or laid flat, to prevent damage.
Excessive vibration may be due to an unbalanced or damaged cutting attachment, loose bolts, or worn engine mounts. Inspect these components and tighten or replace them as necessary.
To adjust the carburetor, locate the adjustment screws on the carburetor body. With the engine running, adjust the idle and mixture screws to achieve a smooth idle and optimal performance. Refer to the user manual for specific settings.
The recommended spark plug for the McCulloch SuperLite 4528 Trimmer is a Champion RCJ6Y or equivalent. Ensure it is gapped correctly to 0.5 mm (0.020 inches) before installation.