69
1
2
Cleaning the heat exchanger
6 Maintenance
1,6 x 6,3 /
7
1,6 x 6,3 /
7
51 Removing heat exchanger
• Close the valve to the raw water supply
and remove the water input hose to the oil
cooler.
• Remove the hose to the oil cooler (1) and
the hose of the heat exchanger (2).
• Remove the filler cap on the top of the ex-
pansion tank to allow air into the cooling
system and check that all the liquid drains
out.