Operating instructions

7.15.6 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
Rotating and moving engine parts.
Risk of crushing, danger of parts of the body being caught or pulled in.
• Only run the engine at low power. Keep away from the engine's danger zone.
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
A high level of noise is produced when the engine is running.
Risk of damage to hearing.
• Wear ear defenders.
Engine coolant – Sample extrac-
tion 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 in the
MTU test kit, examine coolant for:
• Antifreeze concentration
• Corrosion inhibitor concentration
• pH value.
6. For engine coolant changing intervals
(→ MTU Fluids and Lubricants Specifica-
tions (A001061/..)).
M015675/06E 2013-04 | Task Description | 109
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