|
1.Immerse the oil cooler
element in a water tank, with the oil outlet A closed.
Connect
a hose to the engine oil inlet B.
2.Apply an air
pressure of 300 kPa into the oil cooler element through the
connected
hose, and check for air leaks.
3.Replace the oil
cooler element if it leaks.
|
|
|
1.Check the oil cooler
element for deposited carbon and sludge in oil passage and
bypass,
and wash it clean in cleaning oil, if necessary.
|
|
|
2.Wash the oil cooler
element and the oil cooler cover if they are much
contaminated
with scale
|