
How to Take Out a PCV Valve?
A PCV valve--sometimes erroneously referred to as a "PVC valve"--is a Positive Crankcase Ventilation valve, and is responsible for the continual expelling of gas from an engine's crankcase. This is...
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http://www.ehow.com/how_5092784_out-pcv-valve.html
What is the difference between a sillcock valve a boiler valve and a hose bibb valve?
They are just about the same
http://wiki.answers.com/Q/What_is_the_difference_between_a_sillcock_valve_a_boiler_valv...
What is the purpose of the hydrostatic valve and how do you release the pressure in it and does this valve need cleaning or other regular maintenance?
Answer A hydrostatic relief valve prevents your swimming pool from wanting to become a 'boat'. If the bottom of the pool is below the level of ground-water, and the pool is emptied, the pool would ...
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http://wiki.answers.com/Q/What_is_the_purpose_of_the_hydrostatic_valve_and_how_do_you_r...
My pressure relief valve has been leaking all day, but the furnace has not kicked on. Bad valve, no?
I assume that this is a hot water heating system.Your expansion tank may be full of water.If you tap on the tank you can tell.
http://answers.yahoo.com/question/index?qid=20130415152408AAqeMTn
How to Tell If Valve Seals or Valve Guides Have Gone Bad?
Valve problems are a sign of serious issues with your car or truck's engine. Properly sealed valves are crucial to your engine's compression. A problem with the valve seals or guides will mean that...
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http://www.ehow.com/how_8016576_tell-valve-guides-gone-bad.html