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Sequencing at Prakash Automobile Repair Shop

CASELET, OPERATIONS MANAGEMENT
ET Cases, 2 pages
AUTHOR(S) : R. Muthukumar and Dr. Nagendra V. Chowdary

Case Preview

Sequencing at Prakash Automobile Repair Shop

 

Prakash Automobile Repair Shop, located in Noida (India) offered repair and maintenance services to varied automobiles like cars, bikes, auto rickshaws and vans. The owner of the repair shop Prakash Jain (Prakash), was an experienced professional but a budding entrepreneur.

Prakash had joined Maruti Suzuki, a leading automobile company, in 2010, after completing his graduation in Mechanical Engineering from one of the premier engineering colleges in New Delhi. Within 3 years in Maruti he had acquired enough knowledge in repair and services. Though he was promoted and appointed as a Deputy Manager at a service centre at New Delhi, he had a long cherished dream to be an entrepreneur. With the capital borrowed from his father, friends and relatives, Prakash, with lot of confidence on his skills and experience, had setup a store in Noida. The shop was located in one of the busiest locations in the city. Prakash, recruited three mechanics based on the criteria like sound technical knowledge, physical fitness and positive attitude towards work.

The workshop was well-equipped with repairing devices like lathe, drilling machines, saw machines, plasma cutters, paint gun washer, tubing benders, welders, etc., and Prakash advised his employees to to be adept at working with specific instruments.............

Assignment Questions

I Evaluate the below given rules and sequence the jobs to be processed according to the given rules:

a. FCFS
b. EDD
c. SPT
d. LPT
e. Critical ratio

II ..............

Exhibits

Exhibit I: Job Orders and Processing Details

Teaching Note Preview

Sequencing at Prakash Automobile Repair Shop

 

Prerequisite Conceptual Understanding

Jay Heizer, et al., “Chapter 14: Short-term Scheduling”, Operations Management, 9th Edition, Pearson Education, 2008

Synopsis

This caselet is meant for learners pursuing course in Operations Management. The caselet helps to understand the concept – Sequencing, through the dilemma faced by Prakash Jain (Prakash), the owner of Prakash Automobile Repair Shop. As more orders came in, to reduce the delay in delivery and effective utilization of resources, Prakash, wanted to evaluate the sequencing rules like FCFC, EDD, STP and LPT and apply the best sequence rule for his orders. Would application of these rules bail him out of the delays caused to his customers?

Expected Learning Outcomes

  • • The basics and significance of sequencing
  • • The decision rules of sequence – FCFS, STP, EDD, LPT and Critical Ratio
  • • A suitable rule for Prakash Automobile Repair shop

 

Assignment Questions

I. Evaluate the below given rules and sequence the jobs to be processed according to the given rules:

  • a. FCFS
  • b. EDD
  • c. SPT
  • d. LPT
  • e. Critical ratio

........................................

Teaching Plan

The Teaching Note follows a specific Teaching Plan [Annexure (TN)-I]..........

Exhibits

Exhibit (TN)-I: Calculations of Measures for FCFS Sequence

Exhibit (TN)-II: Calculations of Measures for EDD Sequence

Exhibit (TN)-III: Calculations of Measures for SPT Sequence

Exhibit (TN)-IV: Calculations of Measures for LPT Sequence

Exhibit (TN)-V: Comparison of Measures (Based on Sequencing Rules)

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Abstract


This caselet is meant for learners pursuing course in Operations Management. The caselet helps to understand the concept – Sequencing, through the dilemma faced by Prakash Jain (Prakash), the owner of Prakash Automobile Repair Shop. As more orders came in, to reduce the delay in delivery and effective utilization of resources, Prakash, wanted to evaluate the sequencing rules like FCFC, EDD, STP and LPT and apply the best sequence rule for his orders. Would application of these rules bail him out of the delays caused to his customers?



Pedagogical Objectives

  • To understand the basics and significance of sequencing
  • To understand the decision rules of sequence – FCFS, STP, EDD; Critical Ratio and LPT
  • To discuss and evaluate an apposite rule for Prakash Automobile Repair shop



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- Abstract
- Caselet
- Teaching Note (**ONLY for Academicians)


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