70
• PURGE - To free gas conduit of air or gas, or mixture of
gas and air.
• PURGE TIME - Period of time intended to allow for
dissipation of any unburned gas or residual products of
combustion.
• QUALIFIED AGENCY
- Any individual, firm, 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 flue gases from
appliance vent connector to outdoors.
• VENTING SYSTEM - Continuous open passageway from
of appliance vent connector to outdoors for purpose of
removing flue or vent gases.
15 - GLOSSARY
P/N# 240008888, Rev. O [07/15/2015]
Summary of Contents for Dunkirk Helix DKVLT-050
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