John Deere 127, 135 and 152 Operator's Manual
![John Deere 127, 135 and 152 manual cover](/images/4da8dac053d51646becdf107/thumbs/thumb175x175.webp)
For optimal performance, perform an oil change every 50 hours of operation, inspect the air filter every 100 hours, and check the hydraulic fluid every 200 hours. Refer to the operator's manual for a detailed maintenance schedule.
Check the battery for charge and connections, ensure the fuel is fresh and reaching the engine, inspect the spark plugs for wear, and verify that all safety switches are engaged.
Use John Deere Plus-50 II engine oil or an equivalent SAE 15W-40 oil that meets API service classifications. Always refer to the operator’s manual for specific recommendations.
Ensure regular maintenance is performed, such as air filter cleaning, proper tire inflation, and using the correct grade of fuel. Additionally, avoid idling and operate at optimal speeds.
Check the hydraulic fluid level and top up if necessary, inspect for any leaks, and ensure that the hydraulic filter is not clogged. If issues persist, consult a technician.
To change the air filter, locate the air filter cover, remove it by loosening the securing clips or screws, take out the old filter, and install a new one. Ensure it's seated properly before replacing the cover.
Inspect the brake pads for wear and replace if necessary, check the brake linkage for proper adjustment, and ensure the hydraulic brake fluid is at the appropriate level.
Locate the cutting height adjustment lever, usually found on the mower deck. Move the lever to the desired height setting. Refer to the manual for specific height settings available on your model.
Uneven cutting can be caused by dull blades, incorrect tire pressure, or an unlevel mower deck. Sharpen the blades, check tire pressures, and level the deck according to the manual instructions.
Clean the machine thoroughly, change the oil and filter, fill the fuel tank and add a stabilizer, remove the battery and store it in a cool, dry place, and cover the equipment to protect it from dust and moisture.