Operating instructions

Lube Oil System   33

6.13 Lube Oil System

6.13.1 Engine-oil sample extraction and analysis

Preconditions

 MTU Fluids and Lubricants Specification (A001061/..) is available.

Special tools

Designation / Use Part No. Qty.

MTU test kit

DANGER

Unguarded rotating and moving engine components.

Risk of serious injury  danger to life!

 Take special care when working on a running engine.

WARNING

Hot engine oil.

Engine oil can contain combustion residues which are harmful to health.

Risk of injury and scalding!

 Wear protective clothing, gloves, and goggles / safety mask.

 Avoid contact with skin.

 Do not inhale oil vapor.

WARNING

Engine noise above 85 dB (A).

Risk of damage to hearing!

 Wear ear protectors.

Engine-oil sample extraction and analysis

1. With the engine running at operating temperature,

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.

5. Using the equipment and chemicals of the MTU

test kit, examine oil for:

 Dispersion capability (spot test);

 Water content;

 Dilution by fuel.