2. INSPECTION/ADJUSTMENT QUANNON 125 ENGINE OIL When checking the oil level, place the motorcycle on its main stand on level ground for oil level check. After the engine is stopped for 10 minutes, check if the oil level is between the upper and lower limits through the wash window. If the oil level is low, add the recommended oil to the proper level. Recommended Oil: SAE15W40# After oil change, be sure to tighten the drain Watch Window bolt securely. Check the drain bolt washer for damage. Oil Capacity: At disassembly : 1.1 liter At change : 1.0 liter Engine Oil Filter Screen Cleaning Remove the oil filter screen cap. Remove the oil filter screen and spring and then clean with compressed air. Be careful not to install the oil filter screen in the reverse direction to avoid engine damage. Oil Filter Screen Cap Rear Axle Nut DRIVE CHAIN Check the drive chain slack. Specified Slack: 12cm Drive Chain Adjustment: 1. Loosen the rear axle nut. 2. Adjust the right and left adjusting nuts to align the right punch mark with the left punch mark. 3. The rear wheel turn to see if the drive chain slack is within the specified range. 4. Tighten the rear axle nut. Adjusting Nut After drive chain adjustment, check the rear brake pedal free play and adjust if necessary. 2-7