Operation & Maintenance Manual
CD-135 / CD-155
OM-02-02
Revision no.:
Revision date:
Chapter:
Issue:
Issue date:
Page:
Content:
02-OM-06-02
4
30.07.2014
65
74
7
20.07.2016
Annex 14 Exchanging the Coolant
1. Draining the coolant:
• Open the clamp on the lower hose of the water
radiator, disconnect the hose and allow the coolant to
drain into a prepared collecting container.
• Open the clamp on the lower hose of the heat
exchanger, disconnect the hose and allow the coolant
to drain into a collection container.
• Open the drain plug. Allow the coolant to drain into a
collection container.
• After draining reinstall and tighten the drain plug.
Tightening Torque:
30 Nm
• Reconnect the lower hoses of the water radiator and
the heat exchanger. Tighten the clamps.
2. Filling up new coolant:
• Fill up the cooling system with coolant according to
IM-02-02 Chapter 4 by opening the coolant filler.
• Close the cover of the coolant filler.
• Perform a test run according to
Chapter 4, Section 4.4.2, Page 5 of this Manual.
• Check the cooling system for leaks according to
Annex 3 of this Chapter.
• Allow the engine to cool down.
• Check coolant level.
WARNING: Risk of scalding! The cooling system may be pressurized.
Carefully release the pressure before opening the drain plug.
CAUTION: Do not drain the coolant if its temperature is above 40°C.
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