Technical data

Repair instructions

Heat exchanger/aftercooler,

cleaning

TAMD61, -62, -71, -72

Note: On engines with hull cooling, there is no heat

exchanger.

NOTE! Shut the sea cocks and drain the water in the

sea water and fresh water systems before doing any

work on the cooling system.

Undo the screws on the shields above the heat

exchanger and aftercooler, and remove them.

Remove the pipes between the sea water pump and

the heat exchanger, and between the aftercooler and

the reverse gear oil cooler.

Remove the lids on the heat exchanger and

aftercooler. Remove the connection pipe(s) between

the lids.

Remove the clamp rings beneath the housing.

Remove the O-rings from the lower seal.

Lift up the inserts.

Flush and clean the inserts, both internally and

externally. Use suitable brushes.

Also clean the housing.

Note. Be careful to avoid getting any contamination into

the inlet manifold of the engine via the aftercooler.