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15% - ANSWER -Comfort cooling appliances containing more than 50 lbs of
refrigerant must be repaired when the annual leak rate exceeds _____%
35% - ANSWER -Commercial and Industrial process refrigeration containing ore
than 50 lbs of refrigerant must be repaired when the annual leak rate exceeds
_____%
00
4 10
4 10
4 15
0 0 - ANSWER -Required Recovery Levels for Type II appliances, before and
after 11/15/93:
HCFC22 less than 200 lbs = B4-0 After-0
HCFC22 more than 200 lbs= B4-4 After-10
NonHCFC22 less than 200 lbs= B4-4 After 10
NonHCFC22 more than 200 lbs= B4 4 After 15
Very high pressure appliances= B4-0 After-0
Recover all refrigerants. - ANSWER -Section 608 of the Federal Clean Air Act
requires technicians to what?
The earth's stratosphere. - ANSWER -The objective of the Clean Air Act is to
protect what?
HydroFlouroCarbon's - ANSWER -HFC's
ChloroFluoroCarbon's - ANSWER -CFC's
Ozone Depletion Potential - ANSWER -ODP
, The Montreal Protocol. - ANSWER -Which international treaty agreement was
the basis for Section 608?
1.Crop losses
2.Increases in eye diseases
3.Skin Cancer
4.Reduced marine life
5.Deforestation
6.Increased ground level ozone - ANSWER -Depletion of the ozone in the
stratosphere is known to cause what 6 things?
These atoms attack Ozone Molecules causing the formation of Chlorine Monoxide
(CLO), after colliding with another Ozone Molecule, causes 2 Oxygen (O2)
molecules to be made & leaving an atom of chlorine to act as "Free Agent" starting
the process over until 100,000 molecules of Ozone are destroyed by just one atom
of chloride. - ANSWER -What happens when CFC or HCFC molecules get in the
stratosphere & free atoms of Chlorine are set free?
November 15, 1993 - ANSWER -What date was recovery equipment required to
be certified by a lab, & achieve higher evacuation levels, & have low loss fittings?
November 14, 1994 - ANSWER -On what date was technician certification
required?
December 31, 1995 - ANSWER -What date were CFC's phased out of
production?
Persons who maintain, service, repair, or dispose of small appliances (containing 5
pounds of refrigerant (or less). - ANSWER -What is EPA 608 Type I certification?
Persons who maintain, service, repair, or dispose of high and very high pressure
appliances. Except small appliances and motor vehicle air conditioning systems. -
ANSWER -What is EPA 608 Type II certification?
, Persons who maintain, service, repair, or dispose of low pressure appliances. -
ANSWER -What is EPA 608 Type III certification?
Persons who maintain, service, repair, or dispose of both low and high pressure
equipment, as well as appliances. - ANSWER -What is EPA 608 Universal
certification?
HydroChloroFluoroCarbons - ANSWER -HCFC's
Commonly known as HCFC's, they are a group of man-made compunds
containing hydrogen, chlorine, fluorine, and carbon. - ANSWER -What are
HydroChloroFluoroCarbons?
80% - ANSWER -A recovery cylinder must not be filled more than ___ % of it's
capacity by weight?
Up-right with proper DOT classification tags. - ANSWER -How should
refrigerant cylinders be shipped?
Polyolester - ANSWER -What oil MUST be used with ALL HFC's for
HVAC/Refrigeration but will also work with CFC's and HCFC's.
Trillion - ANSWER -HCFC's have very low atmospheric concentrations
measured in parts per?
15% - ANSWER -All cooling systems containing more than 50 lbs. of refrigerant
must be repaired when the annual leak rate exceeds___?
All CFC's - ANSWER -Mineral Oils are used with?
HCFC's (Will also work with CFC's) - ANSWER -Alkebenzene is used alone or
as an additive for?
Polyolester - ANSWER -POE