How To Fix A Bike Pump at Wallpaper

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How To Fix A Bike Pump. If the hose or fittings are bad, air will hiss out at the valve fitting (pump head), the base of the pump, or through the hose itself. Remove the hose from the pump itself by turning the knurled knob where the hose attaches.

How To Build a Bicycle Water Pump YouTube
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I had to use channel lock pliers to get this loose. You might be able to push the hose/fitting out the wide end of the knob. How to troubleshoot a bicycle pump step 1.

How To Build a Bicycle Water Pump YouTube

The hose feeds through the knob housing and pushes onto a barb fitting inside the knob. If it has a rubber pump, inspect it for punctures, cracks and deterioration due to time or exposure to the elements. Repair a leaking pump head by unscrewing the nut and replacing the seal. You just need a 1¼ inch wrench to loosen the handle and a 4 mm hex key to remove the base from the bottom of the barrel.