MTU 12V4000C Series Operating Instructions Manual page 123

8.15.6 Engine coolant – 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
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
Coolant contains antifreeze and is toxic.
Risk of poisoning and slipping!
• Avoid contact with eyes and skin.
• Do not inhale vapors or mist, wear breathing protection.
• Do not eat, drink, smoke when working with antifreeze.
• Wear protective clothing, protective gloves and goggles/safety mask.
• Wipe up escaped/spilled coolant immediately.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Engine coolant – Sample extrac-
tion and analysis
1. With the engine running, open drain valve (1).
2. Flush sample-extraction point by draining ap-
prox. 1 liter coolant.
3. Drain approx. 1 liter coolant into a clean con-
tainer.
MS150049/04E 2017-04 | Coolant Circuit, General, High-Temperature Circuit | 123
Part No. Qty.
5605892099/00 1