www.changlin.com.cn NOTE: Use a high quality 15W-40 multi-viscosity lubricating oil, such as Cummins Premium Blue, or its equivalent in Cummins engines. Choose the correct lubricating oil for your operating climate . Fill the engine with dean lubricating oil to the proper level. System Capacity 23.8 Liter [25.2 U.S. Quart] Operate the engine at low idle to inspect for leaks at the lubricating oil filter and the drain plug. Stop the engine. Wait approximately 15 minutes to let the lubricating oil drain from the upper parts of the engine Check the level again. Add lubricating oil as necessary to bring the lubricating oil level to the "H" (High) mark on the dipstick. 44 / 149 pages