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6 – 50
Cooling System, LT Circuit
6.16.2
Charge-air coolant – Draining
Preconditions
• Engine is stopped and starting disabled.
Spare parts
Designation / Use
Part No.
Qty.
Sealing ring
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.
Charge-air coolant – Draining
1. Provide an appropriate container to drain the
coolant into.
2. Turn breather valve of filler neck on coolant
expansion tank counterclockwise to first stop
and allow pressure to escape.
3. Continue to turn breather valve counterclockwise
and remove.
4. Draw off precipitated corrosion inhibitor oil from
the expansion tank through filler neck.
5. Open drain plugs and drain coolant at the
following points:
• at the LT cooling pump;
• at the coolant line (customer’s equipment).
6. Draining of residual coolant:
• at charge-air cooler.
7. Screw in drain plugs with new sealing rings.
8. Fit breather valve onto filler neck and close it.
M015560
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00E 03-05 © MTU
Summary of Contents for 12V 2000 G23
Page 4: ......
Page 10: ...1 II Table of Contents M015560 00E 03 05 MTU...
Page 20: ...1 10 Safety M015560 00E 03 05 MTU...
Page 22: ...2 II Table of Contents M015560 00E 03 05 MTU...
Page 94: ...3 II Table of Contents M015560 00E 03 05 MTU...
Page 104: ...3 10 Operation M015560 00E 03 05 MTU...
Page 106: ...4 II Table of Contents M015560 00E 03 05 MTU...
Page 120: ...4 14 Maintenance Schedule Application Group 3A M015560 00E 03 05 MTU...
Page 122: ...5 II Table of Contents M015560 00E 03 05 MTU...
Page 206: ...6 66 Engine Governor Electronic Control System M015560 00E 03 05 MTU...
Page 207: ...Table of Contents 7 I 7 Annex 7 1 Abbreviations 7 01 7 2 Index 7 03 M015560 00E 03 05 MTU...
Page 208: ...7 II Table of Contents M015560 00E 03 05 MTU...