TABLE OF CONTENTS    
         
  Section

                                      Title                                           

Page  
         
  1.0 INTRODUCTION AND SUMMARY    4  
         
  1.1 Scope    4  
  1.2 Objectives    4  
         
  2.0 REFERENCED DOCUMENTS    5  
         
  2.1 Military Documents    5  
  2.2 Commercial/Bellcore Documents    5  
  2.3 Sample Customer, Inc. Documents    5  
         
  3.0 MAINTAINABILITY DESIGN AND EVALUATION    6  
         
  3.1 Design Techniques    6  
  3.2 Maintainability Analysis Requirements and Methodology    6  
  3.3 Maintenance Levels    6  
         
  4.0 MAINTAINABILITY PREDICTION    7  
         
  4.1 Maintenance Concept    7  
  4.2 Model Assumptions    7  
  4.3 Model Input Data Sources    8  
  4.4 MTTR Prediction Mathematical Models And Calculations    8  
  4.5 Maintainability Prediction Results   10   
         
  5.0 AVAILABILITY   11   
         
  Figure      
         
  1 MTTR and Mmaxct Calculation for the Normal    9  
    Distribution of Repair Times    
         
  Appendix      
         
  A Maintainability Analysis Worksheets For MTTR and   12  
    Mmaxct Calculations (Normal Distribution)