ECR International COMBI 115 Installation, Operation And Maintenance Manual page 77

• APPLIANCE - Device t o convert gas int o energy; t erm
includes any com ponent , cont rol, wiring, piping or t ubing
required t o be part of t he device.
• ANSI - Am erican Nat ional St andards I nst it ut e, I nc. over
see's creat ion and m aint enance of volunt ary consensus
st andards, including ANSI Z21.13/ CSA 4.9: Gas- Fired Low
Pressure St eam and Hot Wat er Boilers.
• ASME - Associa t ion of M e ch a n ica l En gin e e r s
Est ablishes rules of safety governing t he design, fabricat ion,
and inspect ion of boilers and pressure vessels, det erm ining
t he MAWP of such vessels.
• ASTM - Am erican Societ y for Test ing and Mat erials.
ASTM I nt ernat ional is one of largest volunt ary st andards
developm ent organizat ions in world t rust ed source for
t echnical st andards for m at erials, product s, syst em s, and
services. Known for t heir high t echnical qualit y and m arket
relevancy, ASTM I nt ernat ional st andards have im port ant
role in inform at ion infrast ruct ure t hat guides design,
m anufact uring and t rade in t he global econom y.
• AUTHORITY HAVING JURISDICTION - I ndividual or
organizat ion adopt ing and enforcing codes, rules, and by-
laws governing various concerns of com m unit y. Com m only
referred to as "final authority" for any matters relating
t o LI FE SAFETY and BUI LDI NG CONSTRUCTI ON wit hin a
com m unit y.
• BOILER - Appliance int ended t o supply hot liquid for space-
heat ing, processing or power purposes.
• BTU - Abbreviat ion for Brit ish Therm al Unit . Quant it y of heat
required t o raise t em perat ure of 1 pound of wat er 1° F.
• BURNER - Device for final conveyance of gas or mixture of
gas and air, t o com bust ion zone.
• CALIBRATE - Make fine adjustments or divide into marked
intervals for optim al m easuring.
• COAXIAL VENTING Sharing t he sam e cent er.
• COMBUSTION - Rapid oxidation of fuel gases accom panied
by production of heat or heat and light. Complete combust ion
of fuel is possible only in presence of adequat e supply of
Oxygen.
• COMBUSTIBLE MATERIAL - Mat erials m ade of or surfaced
with wood, compressed paper, plant fibers, or other
m at erials capable of being ignit ed and burned. Such
material shall be considered combustible even though flame-
proofed, fire-retardant treated, or plastered.
• COMBUSTION AIR - Air t hat is drawn int o an appliance t o
m ix wit h fuel and support com bust ion.
• CONDENSATE - Liquid separated from flue gas due to
reduct ion in t em perat ure.
1 4 - GLOSSARY
• DIRECT VENT BOILER - Boiler const ruct ed and inst alled so
all com bust ion air is derived direct ly from out doors and all
vent gases are discharged t o out doors.
• DOMESTIC - Relat ing t o household usage as opposed t o
com m ercial usage.
• DOMESTIC WATER - Pot able drinking wat er - t ap wat er.
• DRAFT - Pressure difference causes gases or air to flow
through a chimney, vent, flue or appliance.
• FLA - Full load am ps.
• FLUE - Enclosed passageway for conveying com bust ion
gases.
• FLUE GASES - Product s of com bust ion plus excess air in
appliance flues or heat exchanger.
• GAS SUPPLIER - Part y t hat sells com m odit y of Nat ural Gas
( Gas A) or LPG ( Gas E) .
• HIGH-VOLTAGE - Circuit involving pot ent ial of not m ore
t han 600 volt s and having circuit charact erist ics in excess of
t hose of low- volt age circuit .
• HYSTERESIS (DIFFERENTIAL) -difference between the
temperature at which the thermostat switches off - and the
t em perat ure at which it swit ches on again.
• IGNITER - Device ut ilizing elect rical energy t o ignit e gas at
m ain burner.
• LEAK CHECK - Operat ion perform ed on gas piping syst em
t o verify syst em does not leak.
• LICENSED QUALIFIED INSTALLER / SERVICE
TECHNICIAN - any individual, firm, corporation or
com pany t hat eit her direct ly or t hrough a represent at ive is
engaged in t he inst allat ion, replacem ent , repair or servicing
of gas piping, vent ing syst em s, appliances, com ponent s,
accessories, or equipm ent , and whose represent at ive is
experienced and t rained, in such work and has com plied
wit h t he requirem ent s of t he aut horit y having j urisdict ion.
• LOW WATER CUTOFF - Device constructed to autom atically
cut off fuel supply when surface of water in boiler falls to
lowest safe wat er level.
• LOW-VOLTAGE - Circuit involving pot ent ial of not m ore
t han 30 volt s.
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