Murray 40530x51C Parts Manual
![Murray 40530x51C Tractor manual cover](/images/HGHRtcItOmegoKTcumCKmdAJ/thumbs/thumb175x175.webp)
To start the Murray 40530x51C tractor, ensure the parking brake is engaged, set the throttle to the 'fast' position, and turn the ignition key clockwise to the 'start' position. Release the key once the engine starts.
The recommended oil for the Murray 40530x51C tractor is SAE 30 for temperatures above 32°F (0°C) and SAE 5W-30 for temperatures below 32°F (0°C).
The oil in the Murray 40530x51C tractor should be changed every 50 hours of operation or at the beginning of each season, whichever comes first.
If the tractor won't start, check the battery connections, ensure the fuel tank is not empty, and inspect the spark plug for wear. Make sure the brake is engaged and the blades are disengaged.
To adjust the cutting height, use the lever located on the right-hand side of the tractor. Move the lever to the desired position, ensuring the deck is level.
To clean the cutting deck, use a garden hose to rinse away grass clippings and debris. Ensure the engine is off and the spark plug wire is disconnected before cleaning.
To replace the spark plug, remove the spark plug wire, use a spark plug wrench to unscrew the old plug, and install a new plug of the same specification. Reconnect the spark plug wire securely.
Excessive vibration can be caused by unbalanced blades, loose bolts, or debris lodged in the mower deck. Inspect and balance the blades, tighten any loose hardware, and remove debris.
For transmission issues, check the drive belt for wear or damage, ensure the transmission fluid level is adequate, and inspect the linkage for proper operation.
For off-season storage, clean the tractor thoroughly, change the oil, remove the battery, and store it in a dry, cool place. Cover the tractor to protect it from dust and moisture.