How To Remove Solder Circuit Boards

Excess solder filling a hole happens quite often.

How to remove solder circuit boards.

There are several effective methods for removing solder from a pcb hole. The solder just won t melt making it really difficult to remove a component. The board has small joints that you need to connect it is why it is better to select a smaller solder. You can also leave the solder there of course.

Removing solder from the circuit board can be a challenge. You ll also need a face mask safety glasses and industrial gloves to work with nitric acid since it can harm your skin and eyes and cause nausea if it s inhaled. Release the plunger or bulb. Pcb hole accidentally clogged during soldering.

Add a bit of solder and you ll see for yourself how much of a difference it makes. Once the solder is molten place the tip of the desoldering pump against the solder that you want to remove. The printed circuit board is held in a vise or pcb holder. Thoroughly examine both sides of the board to isolate the specific spots holding each component in place.

A desoldering pump also called a solder sucker vacuums up melted solder to separate soldered components from a circuit board. How to remove solder from a circuit board hole. Usually the clog is residual solder that occurs when an existing electronic component is desoldered and removed. Unless the solder creates short circuits or structural problems you can heat the solder until it melts and then push your components through.

The tip of a heated soldering iron is pressed against the hole to melt the solder. Heat up the solder you want to remove with a soldering iron some desoldering pumps also come with attached irons. I also like adding extra solder to some solder joints because the more solder. Many times there isn t enough solder on a circuit board for the soldering iron tip to make contact with.

To remove excess solder from a hole. The desoldering pump works best for through hole connections. You can also leave the solder there of course. The tip of the desoldering bulb is placed behind the hole and the bulb is squeezed.