Bicycle Air Pump Not Working

Bicycle pumps take a real beating.

Bicycle air pump not working. Some bike pump with use will start to leak where the tire valve enters the pump head. Knowing how to use your mini pump can take some of the worry out of going on a long bike trip. Foot pumps also known as drum pumps are portable devices that can be operated where electric bike pumps may not be available. Foot pumps are not specifically designed for bikes but can serve the purpose on large mountain bike s low pressure tires with schrader valves.

They have a piston inside and two one way valves. You force them push on them knock them around and take them everywhere with you on your bike collecting all kinds of dirt and crud. A switch attached to the rear of the pump determines which chamber is active. A typical pump consists of a cylinder with an airtight piston and plunger handle an intake valve pressure gauge hose and fill valve.

This pulls in air from the outside but closes the valve to the bike tire. Posted by loriginedumonde at 11 46 am on january 24 2013 yeah if you re getting some air in then make sure that you are pumping enough in. When you go to inflate the tire most air leaks out and one hears a hissing sound not coming from where the. But yes if the pump head is not closed properly onto the valve you will not be able to pump well.

A mini bike pump can be a trip saver if your tire loses air while out on your bike. Several reoccurring problems with bike pumps are usually simple to fix and other problems that will require you to get a new pump. One going to the bike tire and one to the outside air. Most hand pumps used to inflate bike tires are reciprocating pumps.

In this video i show a way to bring a bicycle pump back to life by re greasing it. It s a wonder they work at all. Common failure points include rubber parts such as the plunger seals and the air hose itself. Blackburn bicycle pumps feature a two chamber design which helps to maximize the device s ability to move air.

However their small size can make them awkward and difficult to use. I also give information for fixing different issues at the end of the video.