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15 - GLOSSARY
QUALIFIED AGENCY
•
- Any individual, fi rm, corporation, or
company engaged in and responsible for:
Installation, testing, or replacement of gas piping,
•
or connection, installation, testing, repair or
servicing of appliances and equipment.
Experienced in such work.
•
Familiar with all precautions required.
•
Complies with all requirements of authority having
•
jurisdiction.
SAFETY RELIEF VALVE
•
- Valve designed to relieve
pressure in hot water supply system when pressure
exceeds pressure capability of equipment.
SAFETY SHUTOFF DEVICE
•
- Device that will shut off gas
supply to controlled burner in event source of ignition
fails.
SEDIMENT TRAP
•
- Gas piping arrangement designed to
collect any liquid or solid contaminant before reaching
gas valve.
VENT
•
- Passageway used to convey fl ue gases from
appliance vent connector to outdoors.
VENTING SYSTEM
•
- Continuous open passageway from
of appliance vent connector to outdoors for purpose of
removing fl ue or vent gases.
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