73
Cleaning the after cooler
6 Maintenance
C
aution
Handle with care, avoid shoves during assem-
bly – disassembly that could damage the tube
bundle and the cooling fins.
57 Cleaning the heat exchanger
58 Replacing the heat exchanger
• Remove the 4 bolts and remove the heat
exchanger.
• Clean the pipes of the heat exchanger;use
a pipe brush and fresh water to remove any
growth in the pipes.
• Then rinse the heat exchanger pipes with
clean water.
• Clean the fins using petrol and compressed
air, maximum pressure 2 bar (28 psi) to pre-
vent damage to the fins. Make sure there is
no dirt on either of the covers to the after
cooler housing.
• Put the heat exchanger back in exactly the
same position in the after cooler housing.
• Clean the seatings for the silicone gaskets
and the O-rings.
• Put the covers back in place.
Use compressed air (2 bar, 28 psi) to check
the seals for tightness to prevent leaks.
• Reconnect the cooling water hoses and fit
the expansion tank back in place.
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