Memelihara Sistem Pendingin berikut Komponen-komponennya - Teknik dan Bisnis Sepeda Motor

Summary

This video script provides a comprehensive guide to maintaining the cooling system of a Honda Vario 125fi motorcycle. It covers the importance of regular maintenance, including steps for checking and replacing coolant, inspecting components, and testing the radiator and thermostat. The instructor emphasizes safety measures, the proper use of protective gear, and hands-on practice to ensure correct servicing procedures. It also demonstrates the necessary tools and equipment required to conduct thorough maintenance. In the end, the instructor ensures that students understand the significance of maintenance in preventing unexpected breakdowns and extends well wishes for their learning journey.

Takeaways

• 😀 Regular maintenance of cooling systems in motorcycles is crucial to prevent unexpected breakdowns and improve the lifespan of components.
• 😀 Understanding the function and working of each component in the cooling system is important for troubleshooting and repair.
• 😀 The importance of protective gear like work uniforms, gloves, aprons, and shoes is emphasized before performing motorcycle service tasks.
• 😀 Students are guided to prepare tools such as radiator testers, caddies, and other essential equipment for the maintenance task.
• 😀 The motorcycle's cooling system should be checked for coolant levels, leaks, and damaged hoses to ensure its proper functioning.
• 😀 Using a radiator cap tester helps ensure that the radiator cap can maintain the necessary pressure for the cooling system.
• 😀 The thermostat in the cooling system should open properly at the right temperature, and testing it involves immersing it in heated water.
• 😀 The process of draining and replacing coolant is explained, including proper disposal of old coolant to prevent environmental contamination.
• 😀 The cooling system's performance is tested by running the engine, checking for leaks, and ensuring that pressure holds at the right level.
• 😀 After completing the repair, the motorcycle is tested on the road to ensure that the service was successful, and safety precautions are followed.

Q & A

What is the main focus of the video script?

The main focus of the video is on performing maintenance on the coolant system of the Honda Vario 125fi motorcycle.

Why is regular maintenance of the coolant system important?

Regular maintenance of the coolant system helps prevent unexpected failures, extends the lifespan of the components, and ensures the motorcycle operates efficiently.

What safety precautions are emphasized before starting the practical work?

The safety precautions include wearing work clothes, an apron, a work hat, gloves, a mask, and ensuring the removal of accessories like rings or bracelets. Proper footwear is also recommended to protect from falling objects.

What are the first steps in performing the maintenance on the coolant system?

The first steps include positioning the motorcycle on a lift, securing the front wheel with a clamp, and protecting the seat, throttle sleeve, and brake handle with protective cloths.

What tools and equipment are needed for the maintenance procedure?

The required tools and equipment include a tool caddy with hand tools, a radiator tester, radiator cap tester, plastic funnel, waste coolant container, an electric stove, and coolant fluid.

How do you check the coolant level in the system?

To check the coolant level, remove the radiator cover, inspect the coolant in the reserve tank, and look for any leaks or blockages in the radiator and hoses.

What should you do if there is a leak or damage found in the coolant system?

If a leak or damage is found, you should replace or repair the damaged components, such as the radiator or hoses, and ensure that all clamps are tightened properly.

How can you test the radiator cap and thermostat?

To test the radiator cap, use a radiator cap tester and apply pressure to check if it can withstand 108–137 KPA. For the thermostat, place it in heated water and ensure the valve opens at a temperature between 74–78°C, with a minimum lift of 8 mm at 100°C.

What is the procedure for refilling the coolant after maintenance?

Refill the radiator with the recommended coolant until it reaches the proper level, test the system for leaks by applying pressure, and ensure the reserve tank is filled up to the appropriate line.

How should the motorcycle be reassembled after maintenance?

After completing the maintenance, reassemble the motorcycle by securing all body parts and covers, such as the grab rail, body cover, and the seat box, before lowering the motorcycle from the lift.