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© 2009 Chevron Oronite Companies. All rights reserved.
New Liner and Ring BatchEffects in the Mack T-12
Presented to Mack Surveillance PanelConference Call20101103
Jim Rutherford
2© 2009 Chevron Oronite Companies. All rights reserved.
Summary
Pb (3 of 4) and Pb2 (2 of 4) higher with T batch rings
CLW dropped, not rings and liners – correction factor needed?
OC higher with T rings
Higher Fe with newer parts?
Different profiles?
No effect on MRV100
3© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
Pb higher
4© 2009 Chevron Oronite Companies. All rights reserved.
T12: Ring and Liner Batches
Pb2 higher
5© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
CLW dropped, not rings and liners.
6© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
TRWL hard to tell
7© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
OC higher with T rings
8© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
Mack merits lower?
9© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
Higher Pb function of OC?
10© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
Higher Pb2 function of OC?
11© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
12© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
13© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
14© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
15© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
16© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
17© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
18© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
19© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
20© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
The correction factor (osCLW x 0.58) was intended to bring R batch rings back to target (16.2).
21© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
The correction factor (osCLW x 0.58) was intended to bring R batch rings back to target (16.2).
22© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
Higher Fe with newer parts?
23© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
24© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
25© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
31.9
10.4
-0.1
-21.9
-7.5
-12.6
29.1
13.4
-0.3
-21.0
-5.6
-15.2
37.5
10.6
-5.5
-14.9
-11.9
-16.4
20.9
-1.3
9.4
-19.9
11.7
-19.0
23.0
9.0
4.8
-16.7
-13.8
-7.8
1
2
3
4
5
6
TRWL Cylinder Profiles by Batch versus Method
ST
SR
RR
old
Method
ST may be more consistent across cylinders than historical batches
26© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
4.8
-0.4
-0.4
-1.8
-1.7
-1.4
3.0
0.4
0.7
-2.1
-1.0
-1.0
4.6
4.3
1.4
-2.6
-3.8
-4.0
1.7
1.4
0.3
-2.3
-1.8
0.8
2.7
1.7
5.4
-0.6
-6.3
-3.0
1
2
3
4
5
6
CLW Cylinder Profiles by Batch versus Method
ST
SR
RR
old
Method
ST may be more extreme on cylinders 3 and 5 than historical batches
27© 2009 Chevron Oronite Companies. All rights reserved.
T12: Liner and Ring Batches
28© 2009 Chevron Oronite Companies. All rights reserved.
T12: Bearing and Main Batches
