Generally, they can occur from one of the following causes: 1  Infection. 2  Environmental exposure. 3  Malignancy. 4  Occupational exposure. 5  Collagen vascular disease (an inflammatory condition of the body including the lung) 6  Drugs. 7  Idiopathic (unknown causes)
01-08-2006, 09:34 AM. Check to see if you have the tap marker (handle) turned down to far. The jam nut (lever collar) for holding the marker straight should not be touching the lever bonnet. The bonnet is the nut that holds everything to the faucet. If it is touching, this will cause your sticking Faucet.
Leaking Compression Faucets. If your faucet has separate hot and cold water handles, it's probably a compression faucet (also called a stem or washer faucet). In this faucet, a rubber seat washer is secured to the stem, which has very coarse threads on the outside. If that fails, replace the packing. 2  If the faucet leaks from the spout, either a washer is defective or a valve seat is badly corroded. 3  To find out which side needs work, turn off the shutoff valves one at a time; the leak will stop when one or the other is turned off.