Page 12 - ProStar Product Guide
P. 12

GAS EQUIPMENT




                         ™
               ProStar  Regulators & Gauges  „continued



               Prevent Flashbacks & Backfire


                                                                     Flashback occurs when the flame
                                                                     burns inside the torch.
                                                                     •  Flashback is usually accompanied by a shrill hissing
                                                                       or squealing sound
                                                                     •  May have puffs of black smoke coming out of the tip
                                                                     •  Primary cause is a blocked tip and unequal pressures
                                                                     •  A potentially serious condition. If not stopped, the
                                                                       flame can travel up the hose and into the regulator
                                                                     Backfire is indicated when the torch
                                                                     goes out with a loud “POP.”
                                                                     •  Caused by hot metal in the tip
                                                                     •  The gases rapidly combust inside the tip and cause
                                                                       a burst of high pressure
                                                                     •  When backfire occurs, stop and inspect the tip
                                                                       and clean if necessary













                                         PRS23101                                                  PRS28101

               ProStar Balloon Filler                              ProStar Flashback Arrestors

               Part No.       Description                          Part No.
               PRS23100       Without content gauge                PRS28100      Torch mount set
               PRS23101       Deluxe with cylinder content gauge   PRS28101      Regulator mount set
               PRS27112       Replacement rubber tilt valve, 1/4” (6.4 mm)
                                                                   Designed to stop flashbacks by preventing ignition
               Durable, easy to install and use hand tight inflator.   of mixed gases while protecting equipment such as
               Installation is simple and quick. 3,000 psig maximum   hoses, regulators and cylinders. Color coded for gas
               inlet pressure. Features tilt valve for fast filling of   service and added safety: fuel gas–red; oxygen–green.
               balloons. Rubber tilt valve is simple to replace if it   Internal check valves are designed to prevent reverse
               gets damaged due to excessive wear and tear.        flow and accidental mixing of oxygen and fuel gases.
                                                                   Maximum operating pressures are acetylene –
                                                                   15 psig, other fuel gases – 22 psig, oxygen – 125
                                                                   psig. Rated flow capacity is 40 scfh with a 5 psig
                         GAS SAFETY TIP
                                                                   pressure drop. Regulator and torch models provide
                         OSHA requires the use of check
                                                                   downstream and upstream protection. 10” (25.4
                         valves and flash arrestors when
                                                                                               ®
                         manifolding cylinders or torches.         cm) maximum cutting capacity. ULLL  listed and
                                                                   100% tested. B-size 9/16” (14.3 mm) -18 thread.


              A8                                  1-800 225 8247      www.praxairwelding.com
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