The Carter 306 excavator is a high-profile heavy machinery and equipment, and the amount of oil change is an important reference index when carrying out daily maintenance and maintenance. Knowing the specific capacity of Carter 306 excavator oil is critical to ensuring equipment uptime and extending engine life. According to the official technical manual, the standard oil change capacity of the Carter 306 excavator is about 24 liters, but the actual amount added may vary depending on the working environment, usage status and oil model of the machine. During the oil change process, it is recommended to follow the manufacturer's recommended operating guidelines, and regularly check and change the oil in combination with the actual working conditions of the equipment. It's important to choose a high-quality excavator oil that meets Caterpillar's certified specifications to ensure optimal performance and reduce potential mechanical failures. To sum up, in response to the question of 'how many liters of oil is the Carter 306 excavator', we have clarified that its standard oil capacity is roughly 24 liters, but it needs to be treated flexibly and make reasonable judgments and adjustments based on the actual situation.