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.
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”.
The service manual takes
cover of the following areas:
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
• Page number
• Expanded view of assembly
• Disassembly sequence
• Tolerances, gazes, sizes of components
• Serviceability
• Life span
• Assembly procedure
• Working test procedure
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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