General Bicycle Information

Five Preventative Maintenance Checks
You should always make sure your bicycle is in good condition before starting on a ride. This way, it is less likely that something will go wrong on the trip. Preventative maintenance will go a long way to making sure your bicycling experiences are enjoyable and without incident. At a minimum, perform these checks before riding.
1. Brakes: This is a critical check. A faulty braking system can lead to injury and if you find a defect, do not attempt to ride the bike until it is repaired. First check the pads to see if they are too worn. The brake pads need to be replaced when the pads are worn more than 1/8 inch. If so, replace them. Note that if you don’t install brake pads securely, there is a danger that they come loose and fall into the spokes, and this may cause you to fall off the bike. If you position them too high, they will rub through the tire and may cause a blowout. If you position them too low, they will soon lose their grip. Next check the mechanism. The pads should be fully down on the tire when the brake lever is halfway closed. If not, adjust the cable. Finally, check the cables to see if they are in good condition.
2. Steering: Check to see if the handlebars are tightened and correctly aligned.
3. Next check the chain system. Is the chain clean? Are any links damaged? Are the cogs worn so that the chain slips when pedaling? More is written about the chain below.
4. Gear Cables: Improper adjustment of the gear mechanisms is the main cause of unreliability on most bikes. Check to see that there is a quick reliable change between the gears. If the chain jumps off, adjust the derailleur.
5. Seat: Make sure the seat clamp bolt and the seat post binder bolt are tightened. They do not have to be real tight, but just tight enough to prevent the seat from slipping.

References
1. Langley, Jim. Bicycling Magazine’s Complete Guide to Bicycle Maintenance and Repair or Road and Mountain Bikes. Emmaus: Pennsylvania. 1999.
2. Milson, Fred. The Bike Book: Complete Step-By-Step Guide to Choosing, Maintaining, and Repairing Your Bicycle. Des Moines: Iowa. 1995.




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