1. The tension of the guide wheel is the adjusting screw. Turn the screw clockwise to keep the tensioner away from the tower wheel, and turn the screw counterclockwise to keep the tensioner close to the tower wheel.

2. Adjust the screw. Turn the screw clockwise to loosen the transmission line, and turn the screw counterclockwise to tighten the transmission line.

3. L/H adjusting screw (height limit screw), L screw limits the chain to prevent the chain from falling at the maximum position of the flywheel, and H screw limits the chain to prevent the chain from falling at the minimum position of the flywheel.

Extended data:

Bicycle: Bicycle, also called bicycle or bicycle, is usually a small land vehicle with two wheels. After people get on the bus, they are green and environmentally friendly vehicles powered by pedaling.

British bicycles. Where bi stands for two, and cycle stands for wheels, that is, a two-wheeled vehicle. In China, Taiwan Province Province and Singapore, it is usually called "bicycle" or "bicycle"; In Hong Kong and Macao, it is usually called "bicycle" (in fact, it is generally called in Cantonese); In Japan, it is called "self-transfer".

There are many kinds of bicycles, including single bicycle, double bicycle and multiplayer bicycle. It can be used as an environmentally friendly means of transportation and tourism; More and more people use bicycles as fitness equipment for riding and cycling. Cycling itself is also a competitive sport, including road cycling, mountain cycling, track cycling and acrobatic cycling.

Baidu encyclopedia: bicycles