Technical data

29
Repair instructions
6
Install the inserts in the housing.
NOTE! Be careful to ensure that the inserts are
installed in the correct positions.
The guide heels beneath the top flanges of the inserts
must be aligned outwards (from the engine) and fit in
the corresponding cutouts in the engine (see
illustration).
7
Put the seal mouldings on the shield plate of the
inserts and install the lid together with the connection
pipe(s) between the lids. Use new seal rings.
Note. The lids must be fitted with the cutout on the lid
flange aligned forwards, please refer to the illustration.
8
Install the O-rings and clamp rings beneath the
housings.
9
Install the coolant pipe between the sea water pump
and the heat exchanger, and between the aftercooler
and the reverse gear oil cooler.
Use new seal rings.
10
Install the shield plates above the heat exchanger and
aftercooler.
11
Fill the engine up with coolant, please refer to “Filling
the cooling system” on page 25. Open the sea cocks,
start the engine and check that no leakage occurs.
Aftercooler, proof testing
If you suspect leakage, the insert of the aftercooler or
heat exchanger should be removed from the engine
and proof tested separately. Use water for proof
testing. Apply the pressure for 1 minute. No pressure
drop is permitted. Proof pressure 200 kPa (2 kp/cm
2
).
NOTE! Observe the applicable regulations.