Export packaging standards by HS code

List of the table of contents of this article:

• 1, What is the disassembly and installation process of automobile axles?
• 2 、How to learn car disassembly
• 3,Export packaging standards by HS code Disassembly and installation steps of automobile engine valve group
• 4, How to disassemble and install the rear door of the car
• 5, Basic steps for automobile engine disassembly
• 6、 Steps for disassembly and installation of the car engine?

What is the disassembly and installation process of automobile axles?

1. Disassembly and installation process of automobile axle: remove the tire and remove the tire to see the car's brake disc and brake caliper. After removing them, you can see the front wheel bearing; remove the bearing and fasten the nut. Remove the dust cover outside the bearing with an opening, and you can see the large nut fixing the bearing. Remove the nut with a 30 sleeve. Remove the brake calliper.

2. For decomposition, remove the cover bolt first, and remove the cover and the crosshair needle bearing shell. After removing the needle roller bearing shell lock ring of the other two cross shafts, hold the two necks of the cross shaft with your hands, tap the edge of the universal knout of the transmission shaft or telescopic sleeve with a hammer, and use the cross shaft to pull out its bearing shell.

3. Remove the transmission shaft from the car.The disassembly of the drive shaft should start from the rear end of the rear section drive shaft and disassemble it forward in order.

4.) Lift the front of the car and support it with a lifter. Then remove the wheels and tire assembly. 2) Remove the brake caliper assembly. 3) Remove the opening pin from the drive bridge. 4) Use a rod to prevent the wheel from turning and loosen the hub nut. 5) Use the disassembly tool HT2520000 or the corresponding tool to remove the steering crossbar ball head pin from the steering joint.

How to learn car disassembly and installation

1. Choose a good auto repair school, study hard, understand the basic structure of cars and the role of auto parts, do more hands-on maintenance, and constantly accumulate experience. Because the vehicles are constantly updated, learning a technology cannot repair all the cars.

2. Learning auto repair needs: cultivate interest.Interest is the best teacher. Whether you are learning auto repair or doing other things, you need to have a strong interest in this matter itself, which will make you invest a lot of time and energy and get more achievements and resources.

3. Interest is the cornerstone of success. It is difficult for anyone who is not interested in cars to learn car maintenance well, and this kind of interest can not only be said, but also observe with eyes, like to disassemble and install everything, and then with a certain amount of professional knowledge and patience, it is likely to learn car maintenance well. Repair.

Disassembly and installation steps of automobile engine valve group

1. The valve disassembly and installation steps are as follows: remove the valve adjustment gasket. Remove the intake and exhaust valves. Use valve disassembly pliers to compress the valve spring, and remove the lock, spring seat, valve spring and valve successively.Remove the valve lever oil seal with sharp-nosed pliers. Use compressed air and magnetic rod to remove the spring seat and washer.

2. Confirm the position of the valve group, confirm the required disassembly of the valve group, recognize the special tools for valve disassembly and installation, and select the appropriate size of valve disassembly joints and adapters.

3. Disassembly steps and methods of valves, springs and valve seals (oil seals): Step 1: Remove the cylinder head. Step 2: As shown in the figure below, gently tap the spring seat with a suitable size sleeve (A) and plastic rod (B) to release the valve lock. Step 3: Install the valve spring compressor, as shown in the figure below.

How to disassemble and install the rear door of the car

1. Remove the lock from the inside of the rear door may be the best choice, which can usually be disassembled with a screwdriver or a wrench.If you encounter difficulties, you can check the vehicle's manual to determine how to put the shoulder strap or lock it.

2. The steps for removing the right rear and outer handles of Volkswagen Lareg are as follows: prepare the tools needed to remove the door handle, change the cone, a t-20 spline, open the right rear door, and prepare to start the demolition.

3. Prepare tools and work carts or workbench frames. Open the door to the maximum to make it easier to operate the hinged support. Place a bracket on the lower edge of the door to support the weight of the door and protect the door, and rotate the window glass. Disassemble the door and the body wire connector to separate the door harness.

4. How to disassemble the rear door of Volkswagen Polo: open the door first; use a thin iron sheet to stick in along the gap of the door handle and pry off the cover of the handle;After the cover of the handle is pryed off, there is a fixing screw on the top of the handle, unscrew this fixing screw; pry up from the bottom of the door panel.

5. Car door panel disassembly steps: you need to prepare the disassembly tools first. First, remove the two plastic pins, so you need to press the middle point inward with a tool first, and then pry it out with scissors. Pay attention to press the middle point. Just loosen the remaining two screws with the prepared tools and remove them.

Basic steps for disassembly and installation of automobile engines

1. The specific disassembly steps are as follows: Method 1: Unplug the battery wiring when the ignition switch is turned off. Take out the battery. Pay attention to pull it out first and then take it off. Unstighten the fastening bolt of the battery bracket and remove the battery bracket.Place a collection plate under the engine. Unscrew the lid of the coolant storage tank.

2. Disassembly steps: To remove the external components of the fuselage, first remove the external parts as required, and remove the motor, generator and other components. Then remove the intake and exhaust manifold, remove the cylinder cover, and then remove the gasoline pumps on both sides, so that the external components of the engine are basically dismantled.

3. First, remove the battery ground wire, drain the coolant, remove the mask and baffle, remove the oil pipe and other pipes, and remove the flywheel cover plate. Put it back in the opposite direction. The specific steps are as follows: remove the battery ground wire to avoid accidental damage to the electrical equipment. Adjust the empty switch to the "warm air" position to ensure that the coolant can be completely discharged.

4. Engine disassembly steps: place the engine upright, remove the intake and exhaust manifolds and cylinder head outlet pipes.Remove the cylinder head cover, remove the rocker arm shaft assembly on the front and rear cylinder head; remove the crankshaft ventilation pipe, and remove the boom chamber cover; remove the putter.

5. Unplug the dual-temperature switch of the radiator and the connection plug of the electric fan. Loosen the engine hatch lock cable clip and pull out the cable from the top of the radiator. Remove the front mask and baffle of the engine. First, loosen the six nuts that fix the front mask cover and the two fixing bolts on the left and right of the radiator, and remove the front bumper, as shown in Figure 3.

Steps for disassembly and installation of the car engine?

Remove the fixing bolts of the engine and transmission and the bolts on the rear suspension of the engine, and remove the flywheel cover plate at the same time.

Place the engine upright and remove the intake and exhaust manifolds and cylinder head outlet pipes. Remove the cylinder head cover, remove the rocker arm shaft assembly on the front and rear cylinder head; remove the crankshaft ventilation pipe, and remove the boom chamber cover; remove the putter.

Disassembly and installation steps of automobile engine valve group Disassembly of automobile engine valve group (1) Remove the valve adjustment gasket. (2) Remove the inlet and exhaust valves. Use valve disassembly pliers to compress the valve spring, and remove the lock, spring seat, valve spring and valve successively.(3) Remove the valve lever oil seal with sharp-nosed pliers.

Pry up the locking washer of the starting claw, remove the starting claw, remove the locking part, and remove the crankshaft pulley and torsion damper with a pulle. It is not allowed to hit the pulley with a hammer to avoid the pulley warping, deformation and cracking. How to disassemble the car engine&mdash&mdash introduction Remove the valve set.

Disassembly steps: To remove the external components of the fuselage, first remove the external parts as required, and remove the motor, generator and other components. Then remove the intake and exhaust manifold, remove the cylinder cover, and then remove the gasoline pumps on both sides, so that the external components of the engine are basically dismantled.