Gravely 47360 1989 Parts Manual
![Gravely 47360 1989 Tractor manual cover](/images/luhOBZhFMThypyCqHBsDzetV/thumbs/thumb175x175.webp)
To change the oil, first warm up the engine, then turn it off. Place an oil pan underneath the drain plug, remove the plug, and let the old oil drain completely. Replace the drain plug and refill with the recommended oil type and amount specified in the manual.
Use unleaded gasoline with an octane rating of at least 87. Avoid using ethanol blends higher than 10% to prevent damage to the engine.
First, check the battery connections for corrosion or looseness. Ensure the battery is fully charged. Examine the fuses for any that might be blown and replace them if necessary. If issues persist, inspect the ignition switch and wiring for damage.
To adjust the cutting deck, park the tractor on a level surface. Use the lift lever to raise the deck, then adjust the deck height adjustment knobs on each side to ensure the deck is level from side to side and front to back.
First, disconnect the spark plug wire. Use a spark plug socket to remove the old spark plug. Check the gap on the new spark plug and adjust if necessary, then install it by hand to avoid cross-threading. Tighten with the socket and reconnect the spark plug wire.
Regular maintenance includes changing the oil every 50 hours of operation, checking the air filter and replacing it if necessary, inspecting the belts for wear, and sharpening the blades. Additionally, lubricate all moving parts as recommended in the owner's manual.
Check the transmission fluid level and top it off if necessary. Inspect the linkage for any signs of wear or damage. Ensure that the belts are properly tensioned and not slipping. If the problem persists, consult a professional mechanic.
Symptoms of a worn-out clutch include difficulty in shifting gears, a burning smell during operation, and slippage when engaging the clutch. If you notice these signs, inspect the clutch and replace it if necessary.
To improve fuel efficiency, ensure that the air filter is clean, the tires are properly inflated, and the engine is regularly serviced. Avoid idling the engine for long periods and use the correct engine speed for the task at hand.
Always wear appropriate safety gear, including eye protection and sturdy footwear. Be aware of your surroundings, especially when mowing on slopes. Avoid operating the tractor near bystanders and never allow passengers. Perform a safety check before each use.