How to Install Oil Heat Exchanger for MTU 12-16V4000 Engine

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This instruction show you guide on how to install oil heat exchanger for MTU 12-16v 4000 engine.

 

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Installing oil heat exchanger
Note: Prior to installation, remove all blanking plugs and/or covers.
Make sure that oil chambers and oilways (arrow) are perfectly clean.

Before installing, coat O-rings (arrow) with petroleum jelly.

If necessary, remove blanking plug and/or covers in cooler insert.
Insert oil heat exchanger in coolant distribution housing.

Place sealing washers (1) over thread of oil heat exchanger.
Coat O-ring (3) with petroleum jelly and insert in groove of elbow (2) for coolant pipework.
Note: Release securing screws from elbow (2).

Clean O-ring groove (arrow).
Coat O-ring (1) with petroleum jelly and insert in groove on oil cooler housing (2).
Note: First equipment (sealing oil cooler housing with gasket), assembly sequence is the same as with O-ring.

Check that sealing surface of coolant distribution housing is particularly clean.
Before installing plug-in pipe (2), coat O-rings with petroleum jelly.
Install plug-in pipe (2) with bracket (3) on oil cooler housing as per overview drawing

Attach oil cooler housing (1) with lifting eyes, rope and crane and install on coolant distribution housing with hex screws.

Remove lifting eye (2).
Tighten screws (3) to specified tightening torque.
Fit nuts (1) and tighten to specified tightening torque.
Note: Retighten loose securing screws on elbow.

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