Simplicity 990375 Broadmoor 707 Parts Manual
![Simplicity 990375 Broadmoor 707 Tractor manual cover](/images/dIvNwDkUzNbXddcDiKGaZeSD/thumbs/thumb175x175.webp)
To start the tractor, ensure the parking brake is engaged, the PTO is disengaged, and the throttle is set to a mid-range position. Turn the ignition key to the start position until the engine starts, then release the key.
The recommended oil type is SAE 30 for temperatures above 40°F and 10W-30 for temperatures below 40°F. The engine oil capacity is approximately 1.5 quarts (1.42 liters).
It is recommended to change the oil and oil filter after the first 5 hours of use and then every 50 hours of operation or once a season, whichever comes first.
If the engine does not start, check the battery charge, ensure there is fuel in the tank, and verify that the spark plug is clean and properly gapped. Also, make sure all safety switches are engaged.
Regularly clean the mower deck to prevent grass build-up. Sharpen the blades every 25 hours of operation and check for any damage or imbalance. Lubricate the deck spindles and pivot points as recommended in the manual.
To troubleshoot uneven cutting, ensure the tire pressure is equal on both sides, check that the blades are sharp and balanced, and verify the deck is level from side to side and front to back.
To winterize the tractor, clean the exterior, drain fuel or add a fuel stabilizer, change the oil, remove the battery and store it in a cool, dry place, and cover the tractor to protect it from dust and moisture.
Adjust the cutting height by using the height adjustment lever located on the tractor. Choose the desired cutting height setting, ensuring the deck is level for an even cut.
Common reasons for power loss include clogged air filters, dirty fuel filters, old or contaminated fuel, and issues with the carburetor or spark plug. Regular maintenance can help prevent these issues.
To clean the air filter, remove the cover and take out the filter. If it's a paper filter, gently tap it to remove dust. For foam filters, wash with soapy water, rinse, and allow to dry before reinstalling. Replace the filter if it is excessively dirty or damaged.