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 sound Maintenance systems

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 schedules

Repair cycle

Principles and process of lubrication

Methods of lubrication

TPM

UNIT 3:

Condition Monitoring

Cost comparison with and without CM

On load testing

Off load testing

Methods for CM

Instruments for CM

Temperature sensitive tapes

Pistol thermometers

Wear debris analysis

UNIT 4:

Repair methods for beds

Repair methods for Gears

Repair methods for Lead Screws and Bearings

Repair methods for Spindles

Logical fault location methods

Failures and their development

Sequential fault location

UNIT 5:

Repair methods for Material handling equipment

Job order systems

Equipment records

Use of computers in maintenance.