1980 -1990 Honda XR80R Carburetor Disassembly (1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990)

はじめに

Being one one of the most important component of a motorcycle, the carburetor is responsible for controlling how much fuel and oxygen is allowed into the engine, and therefore must be kept clean and maintained at all times.

The most common issues that may be due to a poor carburetor are when the engine is in too high or too low RPM when the motorcycle is at idle. Additionally, a poor carburetor can lead too having throttling issues, when you open the throttle nothing happens, or vise versa.

If you are having any of the listed issues, this guide will help disassemble the carburetor in order to clean or fix anything within the part.

必要な工具と部品

手順1 1980 -1990 Honda XR80R Carburetor Disassembly

1980 -1990 Honda XR80R Carburetor Disassembly, 1980 -1990 Honda XR80R Carburetor Disassembly: 手順 1、 3の画像 1

1980 -1990 Honda XR80R Carburetor Disassembly, 1980 -1990 Honda XR80R Carburetor Disassembly: 手順 1、 3の画像 2

1980 -1990 Honda XR80R Carburetor Disassembly, 1980 -1990 Honda XR80R Carburetor Disassembly: 手順 1、 3の画像 3

The Carburetor is located to the rear of the engine block, right under the gas tank.

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手順2

Before beginning the disassembly process, first turn your fuel off by turning the dial located on the left side of the motorcycle, to the off position.
Disconnect the fuel line from the gas tank located on the the fuel dial.
Disconnecting fuel line may require prying with a flat head screwdriver.

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手順3

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 3、 3の画像 3

Remove the rear plastic panels, one on either side, by unscrewing the two 8 mm screws located at the bottom of each panel, by using the 8 mm socket wrench.
Anytime screws are removed, they should be placed in container so they are not lost.
After the screws are removed, the panels can be easily pulled off with hands.

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手順4

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 4、 3の画像 3

Remove the seat by unscrewing the two 8 mm screws located 2/3 to the rear of the seat, on either side.
One screws are removed, the seat can be easily lifted off the motorcycle.

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手順5

Unhook the elastic strap located on the backside of the gas tank.

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手順6

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 6、 3の画像 3

Remove the gas tank by unscrewing the two 8 mm screws located on both sides, by using the socket wrench.
Once screws are removed, the gas tank can be easily taken off the motorcycle.
Be careful to keep the gas tank upright in order to prevent the gas spillage.

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手順7

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 7、 3の画像 3

Loosen screw, located to the left of the carburetor, using Philip head screw driver.
The Air intake now can be pulled off from the Carburetor.

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手順8

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 8、 3の画像 3

Remove the two 8 mm nuts that hold the carburetor to the engine block.
The carburetor can now be freely removed from the engine block.
Make sure to plug the Carburetor-Engine Block pipe with a clean rag so no damaging dirt can get into the engine.

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手順9

1980 -1990 Honda XR80R Carburetor Disassembly: 手順 9、 3の画像 3

Unscrew the the top of the carburetor and pull out the wire that is connected to the fuel needle. Set the top aside.
If the motorcycle was recently ran, there might be fuel still trapped in the carburetor, so be careful of spillage.

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手順10

Using the Phillips head screwdriver, remove the two 10 mm screws located on the underside of the carburetor.
Once the screws are removed, the two carburetor halves can then be taken apart.

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