Yamaha YZF-R125 Service Manual: Removing the fuel tank

Yamaha YZF-R125 Service Manual / Fuel system / Fuel tank / Removing the fuel tank

1. Extract the fuel in the fuel tank through the fuel tank filler hole with a pump.

2. Remove:

Fuel hose connector cover "1"

3. Disconnect:

Fuel hose "2"

CAUTION:

Be sure to disconnect the fuel hose by hand. Do not forcefully disconnect the hose with tools.
Although the fuel has been removed from the fuel tank, be careful when removing the fuel hose, since there may be fuel remaining in it.
Do not disconnect the fuel hose from the fuel hose connector. Disconnect the connector from the fuel pump.

NOTE:

Before removing the hose, place a few rags in the area under where it will be removed.

Removing the fuel tank

4. Remove:

Fuel tank

Checking the fuel pump body

1. Check:

Fuel pump body Obstruction Clean.

Cracks/damage Replace the fuel tank.

Installing the fuel hose

1. Install: Fuel hose Fuel hose connector cover CAUTION:When installing the fuel hose, make sure that it is securely connected, and that the fuel hose connector cover is in t ...

Other materials:

Checking the fuel sender
1. Drain the fuel from the fuel tank. 2. Check: Fuel sender resistance Out of specification → Replace the fuel sender. a. Connect the pocket tester ( × 10) to the fuel sender coupler as shown. Positive tester probe sky blue "1" Negative tester probe orange/white " ...

Assembling the main axle and drive axle
1. Install: Toothed washer "1" Circlip "2" NOTE: Be sure to install the circlip so that its sharp edge "a" is facing away from the toothed washer and gear. Be sure the circlip ends "b" are positioned at the axle spline groove "c". 2. Install: 2nd pinion gear "1" NO ...

Checking the transmission
1. Measure: Main axle runout (with a centering device and dial gauge "1") Out of specification Replace the main axle. 2. Measure: Drive axle runout (with a centering device and dial gauge "1") Out of specification Replace the drive axle. 3. Check: Transmiss ...