Subject | Section |
Introduction | |
Scope | 1 |
Referenced Documents | 2 |
Terminology | 3 |
Summary of Test Method | 4 |
| Before Test Starts | 4.1 |
| Power Section Installation | 4.2 |
| Engine Operation (Break-in) | 4.3 |
| Engine Operation (Test/Samples) | 4.4 |
| Stripped Viscosity | 4.5 |
| Test Completion (BWL) | 4.6 |
Significance and Use | 5 |
| Evaluation of Automotive oils | 5.1 |
| Stay in Grade Capabilities | 5.2 |
| Correlation of Results | 5.3 |
| Use | 5.4 |
Apparatus | 6 |
| Test Engineering, Inc. | 6.1 |
| Fabricated or Specially Prepared Items | 6.2 |
| Instruments and Controls | 6.3 |
| Procurement of Parts | 6.4 |
Reagents and Materials | 7 |
| Reagents | 7.1 |
| Cleaning Materials | 7.2 |
| Expendable Power Section-Related Items | 7.3 |
| Power Section Coolant | 7.4 |
| Reference Oils | 7.5 |
| Test Fuel | 7.6 |
Test Oil Sample Requirements | 8 |
| Selection | 8.1 |
| Inspection | 8.2 |
| Quantity | 8.3 |
Preparation of Apparatus | 9 |
| Test Stand Preparation | 9.1 |
| Conditioning Test Run on Power Section | 9.2 |
| General Power Section Rebuild Instructions | 9.3 |
| Reconditioning of Power Section After Each Test | 9.4 |
Calibration | 10 |
| Power Section and Test Stand Calibration | 10.1 |
| Instrumentation Calibration | 10.2 |
| Calibration of AFR Measurement Equipment | 10.3 |
| Calibration of Torque Wrenches | 10.4 |
Engine Operating Procedure | 11 |
| Run-In and Flush | 11.1 |
| Test Operating Conditions | 11.2 |
| Air-Fuel Ratio and Spark Advance | 11.3 |
| Air, Off-Gas and Blowby Measurement | 11.4 |
| Unscheduled Shutdowns | 11.5 |
| Oil Sampling and Oil Addition | 11.6 |
| Periodic Measurements | 11.7 |
| Final Oil Drain and Oil Consumption Computation | 11.8 |
| Operational Validity Criteria | 11.9 |
| Test Completion | 11.10 |
Determination of Test Results | 12 |
| Oil Analysis | 12.1 |
| Test Bearing Weight Loss Determination | 12.2 |
Report | 13 |
Precision and Bias | 14 |
| Precision | 14.1 |
| Bias | 14.2 |
Use of ASTM Rounding | 15 |
Keywords | 16 |
ANNEXES |
ASTM Test Monitoring Center Organization | Annex A1 |
ASTM Test Monitoring Center: Calibration Procedures | Annex A2 |
ASTM Test Monitoring Center: Maintenance Activities | Annex A3 |
ASTM Test Monitoring Center: Related Information | Annex A4 |
Measurement of Connecting Rod Bearing Clearance and Journal Taper | Annex A5 |
Measurement of Main Bearing Clearance | Annex A6 |
Measurement of Piston-to-Sleeve Clearance | Annex A7 |
Control Chart Technique for a Laboratory's Severity Adjustment (SA) | Annex A8 |
Recommended New Liner Honing Procedure | Annex A9 |
Sequence VIII Oil Priming Procedure | Annex A10 |
Alternative Crankcase Breather Configuration | Annex A11 |
Connecting Rod Bearing Cleaning Procedure | Annex A12 |
Electronic Ignition Conversion | Annex A13 |
System Response Procedure | Annex A14 |
Air-Fuel Ratio Measurement | Annex A15 |
Lead Decontamination Procedure | Annex A16 |
Crankshaft Rear Seal Conditioning | Annex A17 |
Report Forms and Data Dictionary | Annex A18 |
Test Fuel Specification | Annex A19 |
APPENDIXES |
Suggested Method for Salvaging Camshaft Bearing Journals | Appendix X1 |
Data Log Sheets | Appendix X2 |