Service Manual , NSQF Level-4,unit 1

Service Manual

Service Manual: Service manual is a hand book provided by the manufacturers to servicing, maintenance and repair of their product.

   

Source: Car Manual online

In automobile the service manual is very important for repair, servicing and maintenance of vehicle. Automobile is a complex unit of machinery. This requires regular services to maintain in originality in performance, appearance, control, and safety efficiency. The Research and Development in auto manufacturers facilitates all the comforts with efficiency so it is the duty of service workshop to maintain originality in performance of vehicle.

The manufacturers develop service manual which gives clear cut ideas of their product, like material used specification, service limit, span life of component, storage life and sequences to overhaul etc. Figure of service manual are given here with.

The service manual helps to teach the technicians to work on the vehicle systematically to solve the problems as well as to provide service to maintain originality.

“A handbook containing instructions and specifications for the maintenance and repair of a certain vehicle”.

Source:Pinterest
Service manual should be kept in handy place for ready reference for the service work. The automobile today has many electrical, electronic gadgets which operate only at specialized voltages, amperage and resistance. The service manual gives range of voltage, amperage and resistance in variation of speed. This helps technician to take appropriate decision to solve the problem. The service manual also gives circuit diagram with colour code. This assists the mechanic to trace the connectivity and continuity in supply of current to senses and other units also. Technician should use service manual as per make of the vehicle

The service manual takes cover of the following areas:

Source:MCR Safety

 1. Expanded view of an unit/assembly

 2. Name of parts with part number

 3. The specification of each part and their tolerances in assembly

 4. Sequencing of disassembly and precaution

 5. Sequencing of assembly with tolerance, play adjustment etc.

 6. Testing procedures and workability

 7. Maintenance schedule

 8. Replacement limit of components

 9. Trouble shooting chart

 10. Use of special tools and their part number

 11. Correct quantity and accurate grade of lubricants used in different assemblies.

 

Content of Manual

 Manual consists of the following contents which may be followed while using service manual in a workshop or home.

• Index

Source:SlideShare

• Page number

Source:EPCATALOGS

• Expanded view of assembly

Source:Pinterest

• Disassembly sequence

Source:The Repair Manual

• Tolerances, gazes, sizes of components

Source: Sheet Metal Tolerance Standard

• Serviceability

Source: Manual directory

• Life span

Source:EPCATALOGS
• Decision for Repair or Replacement
Source:Pinterest

• Assembly procedure 

Source:Repair Manuals online

• Working test procedure

 

Source:Volkswagen Newsroom

Assignment-Questions

I. Fill in the blanks

1. Service manual is available with a Product .

2. Mechanic use service manual for any defect in a vehicle.

3. Service manual should be kept in handy place.

II. Answer the following

1.Importance of service manual.

2. What are advantages of using service manual?

3. Why service manual is used?

Service manual is a hand book provided by the manufacturers to servicing, maintenance and repair of their product. . This requires regular services to maintain in originality in performance, appearance, control, and safety efficiency.

The manufacturers develop service manual which gives clear cut ideas of their product, like material used specification, service limit, span life of component, storage life and sequences to overhaul etc. Figure of service manual are given here with.

The service manual helps to teach the technicians to work on the vehicle systematically to solve the problems as well as to provide service to maintain originality.

4. Who develops the Service manual?

Ans: The manufacturers develop service manual.

5. List the content of vehicle service manual seen.

Ans:       • Index

• Page number

• Expanded view of assembly

• Disassembly sequence

• Tolerances, gazes, sizes of components

• Serviceability

• Life span

• Decision for Repair or Replacement

• Assembly procedure and

• Working test procedure

 

 

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