BLEED VALVE : BLEED

BLEED VALVE : EXHAUST VALVE PROBLEMS : PNEUMATIC WATER VALVE.

Bleed Valve


bleed valve
    bleed valve
  • a valve that releases air from the central heating system.
  • Used to manually turn on an automatic valve. a bleed valve is located on or near the top of the valve. It can be a small screw, a lever, or built into the solenoid. When turned, the bleed valve allows water to flow out of the cavity over the internal diaphragm of the valve.

V2500 10th stage bleed valve
V2500  10th stage bleed valve
This is 1 of 4 bleed valves on a IAE V2500 engine. These valves are fitted to the High Pressure Compressor to improve engine starting and also prevent engine surge when the compressor is operating at off- design conditions. Remember, this engine could develope up to 33500 lbs of thrust if rated.
Valve
Valve
Bleed valve top left in this photo was opened. It fizzed for about 5 seconds before gurgling up water though the pipe leading downwards was relatively cool compared to the other 22mm pipework.

bleed valve
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