1. Test Monitoring Center Report to the Mack Test Surveillance Panel
April 21, 2003
San Antonio

2. T-8/T-8E Reference Oil Testing Summary
Test Activity
Low
Currently Calibrated
3 Labs
5 Stands
Current Alarms
None

3. T-8/T-8E Reference Oil Testing Summary
Severity Trends (through April 2003 period)
VI38: cSt mild
RV48: no trend
RV2: 0.08 rvu severe
Precision
All three parameters
Within historical levels
Slight degradation compared to recent periods

7. T-9 Reference Oil Testing Summary
Test Activity
None
Currently Calibrated
1 Lab
2 Stands
Current Alarms

11. T-10 Reference Oil Testing Summary
Test Activity
Low
Currently Calibrated
3 Labs
5 Stands
Current Alarms
None

12. T-10 Reference Oil Testing Summary
Severity Trends
PB: 4 ppm mild at Merit Rating Target of 30 ppm
CLW: 1.4 microns severe
TRWL: 3 mg severe
OC: 3.2 g/hr severe
PB2: 1 ppm mild
Precision
All parameters showing improvement

18. T-10A Reference Oil Testing Summary
Alarms
Warning Alarm, severe
Severity Trends
MRV: 452 cP severe

20. Items for Surveillance Panel Consideration
T-10 Operational Validity Proposal
Submitted by TMC in Nov ‘02
Intake Manifold Pressure Spec
Quality Index
System Time Responses
Non-control Parameter Typical Values
TMC requests SP action by June ASTM meeting