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 |
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