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First open the valve cover, the two small round holes on the camshaft are vertically facing up at the same time, the flywheel is taken down, and there is a small gap in the gear inside the flywheel, which is a small protrusion on the engine. It is variable time, and a belt takes off a random adjustment.
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Roewe'sTiming beltsPress to install the timing belt to the crankshaft gear andCoolanton the pump.
1. Rotate the crankshaft. The details are shown in the following figure:
2. Install it on the crankshaft gear and coolant pump. The details are shown in the following figure:
3. Insert the positioning piece into the notch on the cylinder head. The details are shown in the following figure:
Fourth, install to the tensioner wheel and camshaft.
on pulleys. Finish. The details are shown in the following figure:
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You need to use a set of timing tools, and this is one of the accessories.
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There must be a sign to look closely.
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Glad for your question. Here to help you find out the specific steps are as follows: (1) Clean the timing gear and pulley.
2) Attach the crankshaft timing gear to the crankshaft.
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1.Timing belt calibration method: first turn on the fan after the timing belt is on the outside, remove the belt in question, confirm the timing pulley mark, most of them are very clear, let the mark align with the gap on the engine outside the light, the driving wheel and the driven wheel are the same, install the timing belt, the tension wheel, the outer light, the fan, and then check whether the outer light is tightened safely, and confirm that it is correct.
2.The timing belt is an important part of the engine valve system, which ensures the accuracy of the intake and exhaust times through the connection with the crankshaft and a certain transmission ratio. The belt is used instead of gears because the belt is quiet, has little variation and is easy to compensate.
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Hello dear! 1. Rotate the crankshaft so that the camshaft timing gear mark is aligned with the mark on the timing belt guard. 2. Install the timing belt on the crankshaft gear and coolant pump.
3. Loosen the tensioner wheel until pointer 1 is about 10mm below notch 2. Fourth, insert the positioning piece into the notch on the cylinder head. 5. The timing belt is installed on the tensioner pulley and the camshaft pulley.
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The method of the Roewe timing belt is: turn the intake and exhaust camshaft to the horizontal position, and the crankshaft pulley is fixed to the front cover, which can complete the timing belt of the Roewe car.
Timing belt is a rubber part, but also a consumable product, as the engine movement time is getting closer and closer, the timing belt will be in close contact with the tensioner, working wheel, tensioner and other parts of the wear and aging. The timing system ensures that each cylinder is exactly right by controlling the timing of the opening and closing of the valves.
All engines equipped with timing belts will have strict requirements for regular replacement of timing belts and accessories within the specified cycle. The replacement cycle varies according to the structure of the engine, and it is generally recommended to replace the car when it travels to 80,000 to 100,000 kilometers, and the specific replacement cycle should be based on the vehicle's maintenance manual.
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The Roewe alignment is not at the top dead center, and there is a convex groove on the crankshaft at 1 o'clock on the front cover. There is a round hole in the middle of the two camshafts, and the position of the round hole is perpendicular to the plane of the tile cover at the top.
The pistons of 1 to 4 cylinders are in the same plane as the two point-to-point points on the camshaft pulley, so that they are aligned. The camshaft is a component of a piston engine. Its function is to control the opening and closing action of the valves.
Although the speed of the camshaft in a four-stroke engine is half that of the crankshaft (in a two-stroke engine the camshaft rotates at the same speed as the crankshaft), it usually still rotates at a high speed and needs to withstand a lot of torque, so the design requires a high degree of strength and support for the camshaft, which is generally made of special cast iron, and occasionally forgings.
Since the law of valve motion is related to the power and operation characteristics of an engine, camshaft design plays a very important role in the engine design process.
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The specific operation steps for Roewe 550 timing are as follows:
1. The white link of the large chain of the crankshaft is aligned with the crankshaft mark.
2. The purple link of the small chain is aligned with the white dot mark.
3. The balance shaft arrow is aligned with the white link of the large chain.
4. The arrow of the intake camshaft is aligned with the purple link of the chain.
5. The exhaust camshaft arrow on the right side is aligned with the blue link.
Notes:At the end of the engine's compression stroke and when the piston reaches the apex of the stroke, the ignition system provides a high-pressure spark to the spark plug to ignite the compressed gas mixture in the cylinder, which is the timing. In order to maximize the ignition energy, the ignition timing should generally be advanced by a certain amount, so it is ignited at the moment when the piston is about to reach the top dead center, rather than when the top dead center is reached.
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Friend, the timing of the Roewe 550 is not so easy to get right, if you have been right dozens of times before, maybe you can get it right with experience, but if you are right for the first time, you still have to use a special tool for the right time, this tool is only available in the Roewe 4S store.
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The main thing is to change the camshaft oil seal, this car is variable timing, there is no way to find information for a long time, the mobile phone is broken and can not shoot **, but also can be dictated, I hope you are useful. This car is to dismantle the crankshaft pulley, the two small dots of the tooth inside are 1 point to the crankwheel front oil seal cover, the camshaft back cover is removed from the two sensor covers, and there is a row of ,.. between the two axles
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W5 manufacturer** million. As a well-known independent car brand, Roewe MG has a good market reputation and sales, all models are durable, Roewe W5 is of reliable quality, and has a 3-year warranty policy of 100,000 kilometers. However, the car still has to be driven by yourself to know, it is recommended that you can go for a test drive, you can click here to help you make an appointment.
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