How do you remove an aluminum seatpost from a steel frame?
One of the methods is to heat the aluminum seatpost and then to let it cool. In theory, the aluminum will expand twice as fast as steel and hence the expansion/contraction should crack the bond. Some recommend using a blow torch or even boiling water.
How do I stop my seatpost from seizing?
During your maintenance, one of the most important things you can do for the life of your frame is to make sure that your seatpost is not seized. Removing the post, cleaning it and the seattube, then applying a thin coat of grease or carbon paste will prevent seizing.
How do you remove aluminum from steel?
While HCL would attack the aluminum violently, it will also effect the steel to some degree. Sodium hydroxide would be the best choice. Definitely use Caustic soda (Sodium Hydroxide) to kill the aluminum.
Should bike seat be higher than handlebars?
As a general rule of thumb, you want the top of the handlebar about as high (or higher than) the saddle, unless you’re a sporty rider looking to ride fast. You can change the height of the handlebar by moving the stem up or down the steerer tube.
Why does my bike seat keeps tilting?
Seat Sliding Backward or Forward This is caused by the saddle rails not having a tight enough fit on the seat post clamp. The first thing to do here is to check for dirt and debris. Remove your saddle and take apart your seat post clamp. You’ll want to check both the saddle rails and the seat post clamps.
How do you remove a stuck fork?
Odds are the split centering cone is a bit stuck. Remove topcap, stem and washers then gently tap the top of the steerer and the cone should pop loose. If it’s really badly stuck you can tap the steerer down, then back up and it’ll take the cone up with it freeing it. Once the cone is clear, the fork will drop out.