Lecture Notes || SNS Courseware

Lecture Notes

UNIT 1:

Basic Principles of Maintenance Planning

Objectives of Planned Maintenance Activity

Principles of Planned Maintenance Activity

Importance and benefits of Maintenance System

Reliability and Machine Availability

MTBF, MTTR and MWT

Factors of Availability

Maintenance Organization

Maintenance Economics

UNIT 2:

Maintenance Policies

Maintenance Categories

Comparative merits of each category

Preventive maintenance

Maintenance Schedule

Productive Maintenance

Methods of Lubrication

UNIT 3:

Methods for CM

Cost Comparison with And Without CM

Instrument for CM

Condition Monitoring

On load testing

Off load testing

Instrument for CM

Temperature sensitive taper

Pistol thermometer

Wear debris analysis

UNIT 4:

Repair methods for beds

Repair methods for slide ways

Repair methods for spindles

Repair methods for gears

Repair methods for lead screws

Failure and their development

Logical fault location methods

Sequential fault location

UNIT 5:

Repair methods for materials handling equipments

Job order systems

Equipment records

Computer control maintenance