Keywords:
Air passage, Ambient temperature, Assembly instructions, Automatic flame guard, Bending, Burning gases, Chemical hazards, Circuits, Compression fittings, Connecting dimensions, Connections, Construction requirements, Corrosion, Design, Durability, Elastomers, Enclosures, Explosion hazard, Fatigue tests, Fire risks, Flame monitoring, Flame traps, Gas appliances, Gas technology, Gas tightness, Gas-powered devices, Ignition, Impregnation, Interlocks, Leak rate, Maintenance, Marking, Materials, Measurement, Measuring techniques, Moisture, Moisture test, Nominal widths, Operating forces, Operating instructions, Operation, Pilot interlock, Pressure measurement (fluids), Safety components, Safety devices, Safety engineering, Safety requirements, Safety valves, Safety-pilotes, Specification (approval), Surveillance (approval), Testing, Testing conditions, Thermocouples, Thermoelectric, Thermoelectric devices, Threads, Tightness, Transportable, Turnon locking devices, Warning notices, Warning system, Wear-quantity, Zinc alloys