How To Tighten Front Derailleur Cable. Use pliers to grab the cable pull it tight and tighten the cable clamp bolt. Only brakes and rear derailleur have adjustment barrels.
Then to tighten the cable loosen the cable anchor bolt on the front derailleur. Adjust the cable tension. Now it has trouble traveling far enough to reach the larger chain ring and I feel like the shift cable stretched a bit and needs to be re-tensioned.
The way you adjust the tension on the front derailleur is to shift it to the small ring in front then loosen the bolt that secures the cable.
The video is a detailed tutorial sho. Adjust the cable tension. Only brakes and rear derailleur have adjustment barrels. He reinstalled the derailleur to heightangle adjusted the limits and installed a new cable.
