Specifications

79
56 Cleaning 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 com-
pressed air, maximum pressure 2 bar
(28 psi) to prevent damage to the fins.
• Makesurethereisno dirtoneitherof
the covers to the after cooler housing.
Cleaning the after cooler
4 Maintenance
VD00700
57 Replacing the heat exchanger
• Puttheheatexchangerbackinexactly
the same position in the after cooler
housing.
• Cleantheseatingsforthesiliconegas-
kets 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.
Caution
Handle with care, avoid shoves during
assembly – disassembly that could dam-
age the tube bundle and the cooling fins.