b'FEATUREcontinued from page 29pay to try to clean or repair a faulty valve - just replace it. the area being measured, dont just aim it and use theIts wise to keep a replacement in your parts stock. Theres laser pointer to take the temperature. a paragraph below on the specifications for valves used on A NOTE ON BOILER VALVES boilers. Pay attention to them for your own safety, and Valves used on boilers should be rated at one level higherremember toNEVER WORK ON A BOILER OR PIPE than the maximum rated boiler operating pressure. ForTHATS HOT OR UNDER PRESSURE! example, if the rated operating pressure (usually found onWe will be using the laser thermometer again for these the name plate attached to the boiler) is 150 PSI, use a valvemeasurements. Please read the following paragraph for the steam-rated for at least 200 PSI. This rating usually appearsbest technique to obtain accurate results. on the body of the valve after the SWP abbreviation for1.The surface of the target should NOT be a highly steam working pressure. (You wont find these valves atreflective color like silver or white or have a highly Home Depot or Lowes.)THE NUMBERS FOLLOWINGpolished finish like chrome or stainless. If it does, take a THE ABBREVIATION WOG stand for the pressure ratedblack permanent marker and blacken an area about the for use with water-oil-gas and are NOT THE RATING FORsize of a quarter, then target the blackened area for STEAM SERVICE.testing. 2.The laser thermometer is normally used to select the Bruce Grossman is the Chief of R&D for EZtimers Manufacturing. EZtimers is themanufacturer of the new RETURN TANK SENTINEL, a wonderful devicetarget area and illuminate the center of the sensed area. essentially ends lost production by boiler shut down caused by most boiler return pumpSince the sensor itself measures all of the infrared energy failures.The EZ Level return tank water level control which replaces the troublesomeball float valve in the return tank. The SAHARA and DROP IN THE BUCKETentering the lens, it becomes progressively more accurate line of high purity separator water mister/evaporators also the TATTLER steamthe closer you place it to the target area. When using the trap tester an accurate and easy to use device are also part of our EZtimer productlaser thermometer to run these tests be sure to position line. See our Ad in this issue and visit www.eztimers.com for further information onEZtimers products. Please address any questions or comments for Bruce tothe lens of the thermometer slightly above the surface of bruce@eztimers.com or call (702) 376-6693.30 FABRICARE'