Operating instructions

7.16.7 Engine coolant – Sample extraction and analysis
Preconditions
☑ MTU Fluids and Lubricants Specifications (A001061/..) are available.
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
MTU test kit
5605892099/00 1
DANGER
Unguarded rotating and moving engine components.
Risk of serious injury – danger to life!
• Take special care when working on a running engine.
WARNING
Coolant is hot and under pressure.
Risk of injury and scalding!
• Let the engine cool down.
• Wear protective clothing, gloves, and goggles / safety mask.
WARNING
Engine noise above 85 dB (A).
Risk of damage to hearing!
• Wear ear protectors.
Engine coolant – Sample extraction
and analysis
1. With the engine running, open drain valve
(1).
2. Flush sample-extraction point by draining
approx. 1 liter coolant.
3. Drain approx. 1 liter coolant into a clean
container.
4. Close drain valve (1).
5. Using the equipment and chemicals of the
MTU test kit, check the coolant for:
• Antifreeze concentration
• Corrosion inhibitor concentration
• pH value.
6. For engine coolant change intervals, refer
to (→ MTU Fluids and Lubricants Specifica‐
tions).
M015412/03E 2012-02 | Task Description | 171
TIM-ID: 0000000938 - 006