Engine Oil - Sample Extraction And Analysis - MTU 20V4000Bx4 Operating Instructions Manual

8.13.3 Engine oil – Sample extraction and analysis
Preconditions
☑ MTU Fluids and Lubricants Specifications (A001061/..) are available.
Special tools, Material, Spare parts
Designation / Use
MTU test kit
Engine oil
DANGER
Components are moving or rotating.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Operate the engine at low load only. Keep clear of the danger zone of the engine.
WARNING
Oil is hot.
Oil can contain residue/substances which are harmful to health.
Risk of injury and poisoning!
• Allow the product to cool to below 50 °C before beginning work.
• Wear protective clothing, protective gloves and goggles/safety mask.
• Avoid contact with skin.
• Do not inhale oil vapor.
WARNING
Exhaust gases are harmful to health and may cause cancer.
Risk of poisoning and suffocation!
• Keep the engine room well-ventilated at all times.
• Repair leaking exhaust pipework immediately.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear suitable hearing protection.
Engine oil sample extraction
and analysis (engine without
centrifugal oil filter)
Note: Only take the engine oil sample by opening
an oil drain screw with the engine stationary.
1. With the engine shut down, open the screw,
e.g. at the oil filter.
2. Drain approx. 1 liter engine oil into a clean
container.
3. Seal oil drain screw (arrow) again with a new
sealing ring.
4. Use equipment and chemicals in MTU test kit
to analyze engine oil for:
• Dispersing capacity (spot test)
• Proportion of water
• Dilution by fuel
238 | Lube Oil System, Lube Oil Circuit | MS15039/01E 2018-11
Part No. Qty.
F6798833 1