McCulloch M6553D Operator's Manual
![McCulloch M6553D manual cover](/images/QPAERMweHxljQyVWkiMwdZZP/thumbs/thumb175x175.webp)
To start the McCulloch M6553D lawn mower, ensure the fuel tank is filled and the oil level is correct. Press the primer bulb 3 to 5 times to prime the engine. Pull the starter cord firmly while holding down the operator presence control lever.
If your McCulloch M6553D does not start, check the fuel and oil levels. Ensure the spark plug is clean and properly connected. Inspect the air filter for blockages and clean or replace it if necessary.
Sharpen the mower blades of the McCulloch M6553D at least once per mowing season or more frequently if your lawn contains sand or other abrasive materials.
To adjust the cutting height on the McCulloch M6553D, locate the height adjustment lever on each wheel. Move the levers to the desired position, ensuring all wheels are set to the same height for an even cut.
For better performance on uneven terrain with the McCulloch M6553D, ensure the tires are inflated to the recommended pressure and set the cutting height slightly higher to avoid scalping the lawn.
Before storing your McCulloch M6553D for winter, drain the fuel tank and run the engine until it stops to clear the carburetor. Change the oil and clean the mower thoroughly. Store it in a dry, protected area.
To clean the air filter, remove the air filter cover on the side of the engine. Take out the filter and wash it with warm, soapy water. Rinse thoroughly and allow it to dry completely before reinstalling.
Excessive vibration in the McCulloch M6553D may be due to an unbalanced blade or loose parts. Check that the blade is securely fastened and balanced. Inspect the mower for any loose bolts or damaged components.
To replace the spark plug, first disconnect the spark plug wire. Use a spark plug wrench to remove the old plug. Install the new spark plug by threading it in by hand and tightening it with the wrench. Reattach the spark plug wire.
The recommended oil type for the McCulloch M6553D lawn mower is SAE 30 for temperatures above 32°F (0°C) and SAE 5W-30 for temperatures below 32°F (0°C).