How much is the fine per day under the Clean Air Act of November 15 1990?
What is $37,500
100
Recovery equipment manufactured Before November 15 1993 is required to recover what percentage of refrigerant?
What is 80% or achieve a 4" vacuum of mercury
100
When a system has a condenser that is located on the roof and an evaporator located on the first floor. Recovery equipment should be connected at what location?
What is the High Pressure/Liquid line of the Evaporator
100
When leak testing a low pressure centrifugal with nitrogen, what is the maximum test pressure and why?
What is 10 PSIG, because the emergency relief disk will rupture at pressures above 15 PSIG.
100
Refrigerant Recovery and or Recycling equipment manufactured after November 15 1993 must be Certified and labeled by?
What is an EPA approved equipment testing organization to meet EPA standards
200
How many Ozone Atoms can a single Chlorine Atoms destroy?
What is 100,000
200
If the appliance has a non-operating compressor, access to the high and low side of the system may be required in order to achieve maximum efficiency in what type of recovery process?
What is System Dependant
200
What might a Technician do to speed up the recovery process?
What is ; Pack the recovery cylinder in ice, use larger diameter hose that are shorted in length, apply heat to the compressor, tap the compressor with a hammer.
200
With a low pressure Chiller unit what must you do after recovering the liquid refrigerant.
What is recover the vapor
200
Recovery equipment manufactured _______ November 15 1993 must be certified by an EPA approved testing laboratory,(example, U.L. or E.T.L.) as capable of recovering 90% with a working compressor, 80% w/compressor not working, or achieving a 4"vacuum under conditions set by ARI-740.
What is: AFTER
300
As of Nov 14 1994 the sale and purchase of refrigerants are restricted to persons certified as?
What is EPA 608 Technician Type I, II, III or Universal
300
If a refrigeration unit was built before 1950 and contained the following refrigerants; Methyl Formate, Methyl Chloride or Sulfur Dioxide...what type of recovery equipment may be used to recover these refrigerants?
What is Modern day Recovery System may not be used to recover these types of refrigerants
300
EPA regulations require that all appliances containing more then 50 lbs. of refrigerant (except for commercial and industrial process refrigeration) be repaired when the leak rate exceeds what percent per year?
What is 15%
300
To repair a chiller containing R-22 the service technician must have what level of EPA 608 Certification?
What is Level II
300
Technicians have been required to be certified to service, maintain, or dispose of appliances containing regulated refrigerant since?
What is; November 14, 1994
400
What are the three "R"s under the Montreal Protocol of 1989?
What is Recover, Recycle and Reclaim
400
System Dependent recovery systems may only be used when the system contains how much refrigerant or less?
What is 15 lbs.
400
When a refrigeration trace gas must be used to locate a leak what refrigerant is the only approved to be used...and what precautions should be taken while using the inert gas to pressurize the system?
What is R-22 and use a regulator in conjunction with the nitrogen cylender
400
A low pressure chiller used for comfort cooling must be repaired if its annual leak rate is?
What is 15% or more
400
It has been a violation of EPA Section 608 regulation to vent CFC's or HCFC's since?
What is; July 1, 1992
500
The Department of Transportation requires Refillable Cylinders to be Hydrostatic Tested at what intervals?
What is every Five Years
500
Technicians performing service on small appliances with sealed systems must be certified at what level?
What is Level I
500
After reaching the required recovery vacuum on an appliance, you should?
What is wait a few minutes to see if the system pressure is going to rise, indicating there is still refrigerant in the liquid form or in the oil.
500
A substantial amount of vapor will remain in the appliance after all the liquid has been removed. On an average 350 ton R-11 chiller at 0 PSIG how many LBS. of vapor may still be remaining and need to be recovered.
What is 100 Lbs.
500
It has been a violation of EPA Section 608 regulation to vent HFC's since?