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EQUIPMENT DO’S • Do use an adjustable pilot with complete shut off valve. • Do use a torch stand to direct flame upwards when not in use. • Do use an adjustable, UL Listed, regulator with the torch. • Do be sure that the torching equipment is in proper working order at all times. • Do keep propane tanks in an upright position at least 10' from open flame. • Do check all torching equipment for wear and tear. Replace or renew all worn or faulty equipment. • Do use soap solution to check for gas leaks before lighting. • Do use a pressure gauge on every regulator. • Do have an ABC dry fire extinguisher on hand at all times while torching. One extinguisher per torch. • Do stop work if the scent of unburned propane is detected. Make necessary repairs. • Do close the propane cylinder valve first, and allow the residual propane to burn before closing the torch valve. • Do instruct all workers on proper method of using fire extinguisher. • Do use well built products having safety features, and that are listed by UL or FM. • Do keep vent pressure regulator clear at all times. • Do work safely at all times. • Do ignite torch with flint or electric lighter. Matches or butane lighters are unsafe substitutes. • Do treat a torch as if it is always burning. NEVER LEAVE A TORCH UNATTENDED EQUIPMENT DON’TS • Don’t use more than 50' of hose at one time. • Don’t use an adjustable regulator with higher pressure range than that which came with the torch. • Don’t operate any pressure gauge beyond the top of its scale, or near excessive heat (150°F) or where there is vibration. • Don’t use equipment without an operating pressure gauge. • Don’t turn a vapor cylinder on its side to increase pressure.LP Gas can escape. • Don’t put out a cylinder fire if it cannot be done without tipping the cylinder. Let it burn, and call the fire department immediately. • Don’t use a cigarette lighter or matches to test for leaks. • Don’t keep fire extinguisher next to LP tank. If fire starts at tank, you may not be able to get to the extinguisher! • Don’t fill cylinders that are in need of repair. • Don’t use a trowel or other tools as a torch stand. • Don’t play with the torch. • Don’t use damaged or faulty equipment. WHEN IN DOUBT… DON’T USE IT! SECTION 8.06 BUILDING DO’S • Do use perlite or non-combustible cant strips. • Do use fiberglass base sheet on plywood decks and on cant strips. • Do use tight fitting felt collar on all penetrations and metal flashings before torching. • At the completion of each day's work, walk the jobsite for at least one (1) hour after the last torch is put out, to check for smoldering fire. • Do use a small torch when flashing near details. • Do heat roofing away from air conditioning units, fans, soil pipes and all other protrusions - set in place while hot. Care must be taken to prevent flame from entering or being pulled down into the building interior. • Do use fiberglass base sheet on all torching applications, over all substrates.
BUILDING DON’TS • Don’t torch anything that you cannot see. • Don’t torch over combustible cants or to wood fiber insulation. • Don’t torch near gas lines, electrical wires or flammable vents. • Don’t point the torch under roof top equipment. • Don’t point torch into open roof top penetrations. • Don’t use a torch to dry out roof surfaces or as a pre-heater torch. • Don’t torch in an enclosed area. • Don’t lay operating torch on an open penetration on the roof surface. Flame can be drawn into the opening. • Don’t lay torch on the roof surface or membrane. WORK SAFELY BY WORKING SMART!
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Revised
March 29, 2007 |