Cat 3406 Kenworth t800 1st column 10k on oil ( sampled 9/14/06) 587k on the rig. Schaeffers supreme 7000 15-40 Blend. 2nd column is with 20k on oil with 1 gallon of 7000 add. 3rd column 30k on oil 1 gal of schaeffers 9000 4-40 straight synthetic fill. 4th column 40k on oil 1 gal of 9000 add. 5th column 56k on oil 1 gal of 9000 fill. Last column 71k on oil 1 gal of 9000 add. Truck currently has 648,000 miles on it and 71k on oil. Which has Not been changed!
UPDATE>
Currently 103k which is now the last column. plan is to change oil at 120k.
Copper 3,4,4,5, 6,10,6
Iron 13,25,34,45, 57,87,100
alum 4,5,5,5,4,6,6
Chrom 0,0,0,0,1,1,1
Lead 3,4,5,6, 8,18,18
Moly 327,381,398,349, 353,401,376
Phos 1436,1659,1565,1373, 1368,1585,1466
Zinc 1529,1737,1675,1515, 1552,1762, 1608
Calc 4087,4809,4556,3987, 4015,4704,4186
Contaminents all nil
Visc 13.86,13.62,12.85,13.40, 12.21,12.96, 12.29
Soot .0,.0,.0,.1, .3,.2, .3
Sulfur 12,9,9,7, 3,13,6
Oxi 3,3,7,7, 6,11,10
Nit 1,1,2,4, 7,8,6
Silicon 4,4,5,5,5,6,5
Scheaffers Premium Diesel treat 2000 added every tank. Customer uses an FS 2500 bypass system from filtration solutions and changes every 10-12k with a half to one gallon of new oil.
UPDATE>
Currently 103k which is now the last column. plan is to change oil at 120k.
Copper 3,4,4,5, 6,10,6
Iron 13,25,34,45, 57,87,100
alum 4,5,5,5,4,6,6
Chrom 0,0,0,0,1,1,1
Lead 3,4,5,6, 8,18,18
Moly 327,381,398,349, 353,401,376
Phos 1436,1659,1565,1373, 1368,1585,1466
Zinc 1529,1737,1675,1515, 1552,1762, 1608
Calc 4087,4809,4556,3987, 4015,4704,4186
Contaminents all nil
Visc 13.86,13.62,12.85,13.40, 12.21,12.96, 12.29
Soot .0,.0,.0,.1, .3,.2, .3
Sulfur 12,9,9,7, 3,13,6
Oxi 3,3,7,7, 6,11,10
Nit 1,1,2,4, 7,8,6
Silicon 4,4,5,5,5,6,5
Scheaffers Premium Diesel treat 2000 added every tank. Customer uses an FS 2500 bypass system from filtration solutions and changes every 10-12k with a half to one gallon of new oil.