Front Derailleur Cable Installation

Front derailleur rotational angle.

Front derailleur cable installation.

This is a road bike bu. Now route the derailleur cable and tighten the cable binder bolt. I show how to install and adjust a front derailleur including removing the old front derailleur. Now you can undo the derailleur s mounting bolt all the way counter clockwise to remove the derailleur from the frame.

They re commonly attached to mountain bikes so you can adjust the gears for different terrain to make it easier to pedal the bike. They operate with double cranksets only. The sram front road derailleurs have been engineered specifically for 10 speed performance. You can also wipe the cable and throw on some lube.

If you are removing the chain disconnect a link and pull the chain through the derailleur cage. It moves the top part of the chain and allows you to shift into different gears. Generally the outer cage of the front derailleur should be aligned to the chain. I also install a new shifter cable.

The front derailleur cage should be approximately parallel to the chain. Installation of the front derailleur front double direct mount type 1 z temporarily attach the front derailleur to the frame. Now you re ready to fine tune. On these bikes you can get a closer look at the cable by putting the bike in the lowest gear then without pedaling shift the derailleur to slacken the cable.

If the derailleur mount is a clamp type its rotation can be changed. With the cable free from the housing slide the housing back and forth to feel how free it slides. A front derailleur on a bicycle moves the chain between the 3 front sprockets. If the derailleur cage is rotated too far from this position it will shift poorly.

Z 5 mm hexagon wrench 2 h l a b z b a adjust the low adjustment bolt and align the flat portion of the chain guide outer plate parallel to the flat surface of the largest chainring. Make sure that distance. Use needle nosed pliers to hold the cable tight and use a 5 mm hex key to tighten the cable fixing bolt. Remove the housing from the stops.

Tightening torque 5 7 n m installation of the front derailleur using a band adapter sm ad91 use a support bolt even when installing the front derailleur using a band adapter sm ad91. Route the cable back through the cable routing on the underside of the bottom bracket and back into the cable fixing bolt on the derailleur. How to change front gear cable shimano 3 speed materials needed screwdriver new cables costed me rs30 9 mm wrench old cable broken after 2 yr of usage. Before installing the new front derailleur apply some waterproof grease to the mounting bolt.