Case studies
McKay & Hughs
Organization
McKay & Hughs
Toronto, Canada
Equipment
Diesel engine on Kenworth T-600
Objective
To improve filtration by the removal of ferrous particles out of the oil system of a diesel engine with a magnetic
filtration system (Halex Coil). An oil sample was taken at end of
an oil cycle. In this case, oil is changed at 367001.0 km. After
the initial sample was taken, the Halex Coil was installed. At 369804.0 km,
a second oil sample was taken.
Scan of the lab results (496 KB 
)
| Unit data |
| Sample # |
Date
sampled |
Component
km |
Oil
km |
Oil
change |
|
| ###### |
01/06/95 |
367001.0 |
0.0 |
yes |
| ###### |
01/26/95 |
369804.0 |
0.0 |
no |
|
| Spectrographic analysis (ppm) |
| Sample # |
Al
Aluminum |
Cr
Chromium |
Cu
Copper |
Fe
Iron |
Sn
Tin |
Pb
Lead |
Si
Silicon |
Mo
Molybdenum |
Ni
Nickel |
Ag
Silver |
|
| ###### |
5 |
0 |
4 |
28 |
0 |
5 |
8 |
8 |
0 |
0 |
| ###### |
3 |
0 |
1 |
8 |
0 |
0 |
8 |
3 |
0 |
0 |
|
| Spectrographic analysis (ppm) |
| Sample # |
K
Potassium |
Na
Sodium |
B
Boron |
Ba
Barium |
Ca
Calcium |
Mg
Magnesium |
Mn
Manganese |
P
Phosphorus |
Zn
Zinc |
|
| ###### |
0 |
11 |
16 |
1 |
1660 |
576 |
1 |
744 |
835 |
| ###### |
0 |
14 |
14 |
0 |
1898 |
701 |
0 |
867 |
936 |
|
| Physical properties |
| Sample # |
Glycol |
H2O |
%
Fuel |
Viscocity
40 °C |
Viscocity
100 °C |
%
Solids |
|
| ###### |
no |
no |
5.0 |
30.7 |
6.1 |
0.0 |
| ###### |
no |
no |
5.0 |
45.3 |
8.4 |
0.0 |
|
| Wear control chart |
| 0 |
10 |
20 |
30 |
40 |
50 |
60 |
70 |
|
|
50 |
|
20 |
|
