MTU 12V4000C Series Operating Instructions Manual page 112

8.13.4 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
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
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Engine oil – Sample extraction
and analysis
1. With the engine running at operating temper-
ature, open screw on flange of centrifugal oil
filter by 1 to 2 rotations.
2. Drain approx. 2 liters engine oil to flush out
the oil sludge.
3. Drain approx. 1 liter engine oil into a clean
container.
4. Close screw (arrowed).
5. Using the equipment and chemicals in the
MTU test kit, analyze the engine oil for:
• Dispersancy (spot test)
• Proportion of water
• Fuel dilution
112 | Lube Oil System, Lube Oil Circuit | MS150049/04E 2017-04
Part No. Qty.
5605892099/00 1