Class 9 Automotive Service Technician Chapter 6 Introduction to Vehicle Maintenance and Servicing Solutions English Medium to each chapter is provided in the list so that you can easily browse through different chapters Class 9 Automotive Service Technician Chapter 6 Introduction to Vehicle Maintenance and Servicing Question Answer and select need one. Class 9 Automotive Service Technician Chapter 6 Introduction to Vehicle Maintenance and Servicing Solutions Download PDF. SEBA Class 9 Elective Automotive Service Technician Texbook Solutions English Medium.
Class 9 Automotive Service Technician Chapter 6 Introduction to Vehicle Maintenance and Servicing
Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. SEBA Class 9 Elective Automotive Service Technician Textual Solutions in English are part of All Subject Solutions. Here we have given SEBA Class 9 Elective Automotive Service Technician Notes, SEBA Class 9 Elective Automotive Service Technician English Medium Textbook Solutions for All Chapters, You can practice these here.
Introduction to Vehicle Maintenance and Servicing
Chapter: 6
Session – 1: Importance of Vehicle Maintenance and Servicing
Check Your Progress
A. Fill in the blanks:
1. Vehicle maintenance and servicing is carried out when the vehicle completes _________ Kilometres.
Ans: The specified (by the vehicle’s company).
2. After overhauling, the vehicle regains its ____________.
Ans: Strength.
3. When you plan a long-distance travel, take some time to make sure that your _________ is ready to take you outside.
Ans: Vehicle.
4. During pre-check-up, items like vital fluids, battery, _____________, air conditioning, ______________, belt, hoses and cooling system should be checked.
Ans: Headlights, brakes.
B. Multiple choice questions:
1. Before starting the engine the driver or owner of the vehicle must inspect the ____________.
(a) Tyre pressure.
(b) Radiator coolant.
(c) Engine oil.
(d) All of the above.
Ans: (d) All of the above.
2. The exhaust gases contain ______________.
(a) Carbon monoxide.
(b) Carbon oxide.
(c) Carbon dioxide.
(d) Hydrocarbon.
Ans: (a) Carbon monoxide.
3. If the battery electrolyte level is low it can be topped-up using ___________.
(a) Pure water.
(b) Distilled water.
(c) Sea water.
(d) None of the above.
Ans: (b) Distilled water.
4. Coolant is used in _____________.
(a) Engine oil.
(b) Brake oil.
(c) Cooling system.
(d) Battery.
Ans: (c) Cooling system.
C. Short answer questions:
1. List the safety rules to be followed during servicing of a vehicle.
Ans: The safety rules to be followed during servicing of vehicle include:
(i) Always select appropriate tools for a specific job. An inapt tool could damage the part being worked on and could cause one to get hurt.
(ii) Keep tools and equipment under control.
(iii) Wipe excess oil and grease off hands and tools so that one can get a good grip on tools or parts.
(iv) Work quietly and with full concentration.
(v) Keep jack handles out of the way. Stand the creeper against the wall when not in use.
(vi) Do not put sharp objects, such as screwdrivers, in one’s pocket. One could cut oneself or get stabbed, or could damage the seat.
(vii) Make sure that the technician’s clothes are right for the job and one wears full leather safety shoes.
(viii) If oil, grease, or any liquid spills on the floor, clean it up to avoid falls.
(ix) Always wear eye protection when using a grinding wheel or welding equipment, or while working with chemicals, such as solvents.
(x) While using a jack, place it properly to avoid slip.
(xi) Never run an engine in a closed garage or service station that does not have proper ventilation system. The exhaust gases contain carbon monoxide, a colourless, odourless, tasteless poisonous gas that can be toxic.
2. Why is it important to employ the right tool for the right job?
Ans: Always select appropriate tools for a specific job. An inapt tool could damage the part being worked on and could cause one to get hurt. Using the right tool for the right job ensures efficiency, safety, and accuracy in completing a task. It reduces the risk of damage to tools and equipment, prevents injuries, and helps in achieving the desired outcome quickly and correctly. Using inappropriate tools can result in poor workmanship, wasted time, and increased costs.
| Session – 2: Tips to Extend the Life of a Vehicle |
| Check Your Progress |
A. Fill in the blanks:
1. Clean dash gauges ___________.
Ans: Regularly.
2. It is important to maintain proper ____________ inflation.
Ans: Tyre.
B. Multiple choice questions:
1. During the breakdown of a vehicle we may call __________.
(a) Police.
(b) Hospital.
(c) Helpline of service centre.
(d) None of the above.
Ans: (c) Helpline of service centre.
2. Wax is used to protect the car’s _____________.
(a) Life.
(b) Paint job.
(c) Engine.
(d) Battery.
Ans: (b) Paint job.
C. Short answer questions:
1. Why is it necessary to service a vehicle?
Ans: Automobiles have to run on dirty roads and in a polluted environment. They run on uneven roads with potholes and other obstructions, and are therefore subjected to loads which damage them. Therefore, there is a need for regular maintenance and servicing of automobiles, which is usually done in auto workshops or auto service stations.
2. List some tips for maintaining a tyre.
Ans: The following tips should be followed for tyre maintenance:
(i) Maintain proper tyre inflation.
(ii) Check for uneven wear.
(iii) Rotate your tires.
(iv) Get wheel alignment checked.
(v) Check Tyre Pressure Regularly.
(vi) Inspect for Wear and Damage.
(vii) Avoid Overloading.
(viii) Balance the Tyres.
| Session – 3: Introduction to Vehicle Service Procedure |
| Check Your Progress |
A. Fill in the blank:
1. Job card is used for filling _____________of a vehicle.
Ans: Details.
B. Multiple choice questions:
1. Defects pointed out are noted down in a standard format which is known as ___________.
(a) Complaint book.
(b) Rule book.
(c) Job card.
(d) Register.
Ans: (c) Job card.
2. What type of vehicle information is required to be mentioned in a job card?
(a) Chassis No.
(b) Engine No.
(c) Model No.
(d) All of the above.
Ans: (d) All of the above.
3. The acknowledgement form must have the signature of the ____________.
(a) Supervising engineer.
(b) Mechanic.
(c) Owner of service centre.
(d) None of the above.
Ans: (a) Supervising engineer.
C. Short answer questions:
1. What is a job card?
Ans: When a vehicle owner enters the service centre, he or she is attended by the supervising engineer. The customer informs about the vehicle defect. After getting feedback, the supervising engineer inspects the vehicle. The defects pointed out are noted down in a standard format, which is called the job card or work order. The customer signs the job card to indicate satisfaction with the diagnosis, and then the job is assigned to a mechanic. The supervisor also signs it. The job card is prepared in duplicate.
2. What all is done during the service of a vehicle?
Ans: Common activities done in the workshop during vehicle servicing include:
(i) Job card and its filling procedure.
(ii) Washing of vehicle.
(iii) Engine minor tune-up.
(iv) Oil replacement.
(v) Checking of battery — electrolyte level and top-up.
(vi) Clutch and brake free play and their adjustment.
(vii) Lighting system and its checking.
(viii) Identification of greasing points and procedure of greasing.
(ix) Checking of tyre inflation and its procedure.
Hi! my Name is Parimal Roy. I have completed my Bachelor’s degree in Philosophy (B.A.) from Silapathar General College. Currently, I am working as an HR Manager at Dev Library. It is a website that provides study materials for students from Class 3 to 12, including SCERT and NCERT notes. It also offers resources for BA, B.Com, B.Sc, and Computer Science, along with postgraduate notes. Besides study materials, the website has novels, eBooks, health and finance articles, biographies, quotes, and more.
