COMDTPUB P6280.3, Management Guide for Refrigerants, Coolants and Fire Suppressants Flashcards
Defined and established U.S. requirements to protect and improve air quality
Clean Air Act
NAAQS
National Ambient Air Quality Standards
The CAA established the NAAQS for six pollutants
Sulfur dioxide (SO2) Nitrogen Oxides (NOx) Particulate matter (PM) Carbon Monoxide (CO) Ozone (O3) Lead (Pb)
___ NAAQS were defined to protect public health
Primary
____ NAAQS were defined to promote public welfare
Secondary
Title VI of the CAA was developed in response to ___
The Montreal Protocol
Called for international agreements to restrict and ban certain ozone depleting substances, in order to protect the stratospheric ozone layer
Montreal Protocol
ODSs
Ozone Depleting Substances
Established a program to phase out ODSs, in order to protect the stratospheric ozone layer from harmful ultraviolet radiation and help preserve ambient air quality and global temperatures
Title VI of the CAA
Federal requirements (40 CFR Part 82) address five concerns raised at Montreal and subsequent conferences on recycling, reduction, and disposal of ODS
Proper procedures Proper technician certification Certification programs for equipment Leak repair rates Disposal requirements
All air conditioning and refrigeration equipment, except for small appliances and room air conditioners, must be provided with a ___ that facilitates recovery of the refrigerant
Service aperture
Technicians who service and dispose of air conditioning and refrigeration equipment are required to observe practices that ___
Reduce refrigerant emissions
Small appliances require a ___ for easy access during recovery operations
Process stub
Technicians who service air conditioners and refrigeration equipment are required to obtain certification through an ___
EPA approved testing organization
Refrigerant sales are restricted to ___
Certified technicians
___ is required to establish equipment and certification programs
EPA
All recycling recovery equipment sold is capable of minimizing ___
ODS emissions
Require repairs of substantial leaks, based upon ___, which vary according to ___
Annual leak rates
Two categories of refrigerant equipment
____ requires the safe removal and disposal of ODSs from appliances and machines prior to disposal. Also requires tracking of reclaimed refrigerants
CAA Sec 608
USCG technicians and service contractors maintaining, servicing, repairing, or disposing of CG equipment must be certified according to ___
Equipment size or use
Technician certification is not required for individuals removing refrigerant from ____
Appliances in the waste stream
Units can obtain information on certification requirements and EPA-approved certification programs by contacting their ____
Serving CEU’s and the EPA hotline
Type I certification
Small appliances (Low and High pressure)
Type II certification
High-pressure appliances and MVAC/MVAC-like
Type III certification
Low-pressure appliances
Type Universal certification
All types of equipment
For MVAC/MVAC-like technicians must have ___
EPA-approved certification
Venting or otherwise releasing any Class I or Class II refrigerant into the environment is ___
Prohibited
___ releases associated with good faith attempts to recycle or recover refrigerants are not subject to the prohibition to releasing refrigerant
De minimis
Releases are de minimis only if they occur while ___
Following all provisions of this guide and associated technical instructions
Two other types of permitted releases of refrigerant
- Emitted in the course of normal operation
- Small releases of refrigerant that result from purging hoses or connecting or disconnecting hoses to charge or service
Recovery and recycling equipment manufactured after 15NOV93 must be equipped with ___
Low-loss fittings
All units that maintain, service, repair, or dispose of appliances, except for small appliances, will have at least one piece of certified, ___ available
Self-contained recovery equipment
System-dependent equipment will not be used with appliances normally containing more than ____ of refrigerant
15 lbs
To identify a properly certified piece of equipment, EPA has approved both ____ to certify recycling and recovery equipment
Air-Conditioning And Refrigeration Institute (ARI) and Underwriters Laboratories (UL)
CAA Sec 608 requires recycling and recovery equipment intended for use with air-conditioning, refrigeration equipment, and small appliances to be tested under ___
ARI 740-1993 test protocol
Certified recycling and recovery equipment can be identified by a label reading ___
“This equipment has been certified by ARI/UL to meet EPA’s minimum requirements for recycling and/or recovery equipment intended for use with [appropriate category of appliance]”
Technicians who open appliances for maintenance, service, or repair will evacuate the refrigerant from the entire unit or the part to be serviced if it can be isolated to a ___
System receiver or a certified recovery and recycling machine
Small appliances must be evacuated to ___
Four in/Hg vacuum
For equipment dismantled on-site prior to disposal, refrigerant must be recovered IAW ___
EPA service requirements
For equipment which enters the waste stream with the charge intact, the ____ must ensure that the refrigerant is recovered from the equipment prior to final disposal
Final person in the disposal chain
When transferring equipment, recovered refrigerant may be returned to the appliance it was recovered from or to another CG-owned appliance without being ___
Recycled or reclaimed
Commercial refrigeration and industrial process refrigeration equipment must have leaks repaired if the equipment is leaking at such a rate that the loss of refrigerant will exceed ___ during a ___
35% of the total charge
12 month period
Commercial refrigeration and industrial process refrigeration equipment normally containing more than 50 lbs of refrigerant must have all leaks repaired if the equipment is leaking at such a rate that the loss of refrigerant will exceed ___
15% of the total charge in 12 months
Units disposing of small appliances, and appliances, must maintain copies of ____ obtained from the disposal facility
Signed refrigerant recovery statements
Units that own or lease appliances that normally contain 50 lbs or more of refrigerant will keep servicing records documenting ___
The date and type of service and the quantity of refrigerant added
Technicians will place a copy of their certification in their ____
Training records
MVAC
Motor Vehicle Air Conditioners
Recovery and recycling of refrigerant from MVAC and MVAC-Like systems is ___
Mandatory
Prior to disassembling and removing air conditioning components, or disposing of components, ____
All refrigerant shall be recovered
If recovery equipment in use at a unit was purchased prior to 04SEP91, contact ____ for information regarding EPA certification
COMDT (G-SEC-3)
Units disposing of MVAC/MVAC-Like appliances shall maintain copies of ____ obtained from the disposal facility
Signed refrigerant recovery statements
Technicians repairing or servicing MVAC or MVAC-Like air conditioner/air conditioner components involving the refrigerant system shall properly use equipment that is ___
Certified by the EPA
The intentional release of Halon gas into the atmosphere during ____ is prohibited
Servicing and testing
Purchasing Halon 1211 portable fire extinguishers is prohibited, except for ___
Mission-critical applications
Halon fire extinguishers shall not be used for ___
Training
Replace Halon 1211 portable fire extinguishers with an approved agent extinguisher on an ___ basis
Attrition
Attrition basis for replacing extinguishers
Replace them as they fail or are used
Total flooding system discharge tests shall be conducted with a test gas other than ___
Halon
When necessary total flooding system discharge tests using Halon are necessary, units must ___
Fully explain reasons and request test approval from COMDT (G-SEC-3)
When recovering and recycling extinguishing agents, recovery and recycling equipment shall have these levels of efficiencies
___ for portable fire extinguishers
___ for total flooding systems
97%
95%
The CG will have a reserve of Class I ODSs to use for ___
Mission-critical requirements
Mission critical requirements. This is a use required to ___
Protect life, equipment, property, and one for which there is no suitable commercial substitute
Using ODSs will be permitted for the following CG mission critical applications
- Refrigerated ships stores
- Shipboard AC serving spaces with mission critical temp sensitive equipment
- Shipboard fire suppression systems for engine rooms, machinery spaces, turbine enclosures, flammable liquid and paint lockers
- Fire suppression aboard aircraft
- Fire suppression in flight simulators at ATC Mobile
- Fire suppression for Ship Control and Navigation Training System at the CGA
For non-mission critical ODS requirements, efforts must be made to satisfy the need using ___
Alternate solutions
If alternate solution for non-mission critical ODS requirements, ODS for non-mission critical ODS must be obtained through ____
GSA or commercial supply sources
The ODS Defense Reserve is managed by ___
Defense Logistics Agency (DLA)
Afloat requisitions ODP through ___
DIstrict
Area afloat and naval engineering support unit requisitions ODP through ____
Cognizant MLC
Air stations requisitions ODP through ___
Aircraft repair and support center
Access to the defense reserve is limited to the following authorized users
CGA ARSC D1 - D17 MLCLANT MLCPAC
Requisitions of ODS items from the defense reserve will be made according to ___
Military Standard Requisition and Issue Procedures (MILSTRIP)
Excess ODSs shall be ____
Returned to the defense reserve for credit to the CG account
Evaluates alternatives to ODSs, with the intent of replacing ODSs with alternate chemicals, products, or manufacturing processes
EPS’s Significant New Alternatives Program (SNAP)
The lists of acceptable and unacceptable alternatives for replacing Class I and II ODSs published by the EPA are updated ___ in the ___
Quarterly
Federal Register
Any device which contains and uses a Class I or II substances as refrigerant, and which is used for household or commercial purposes, including any air conditioner, refrigerator, chiller, or freezer
Appliance
Refrigeration appliances utilized in the retail food and cold storage warehouse sectors
Commercial refrigeration
Commercial refrigeration equipment typically contains over ___ of refrigerant
75 lbs
The process leading to and including: the disassembly of any appliance for discharge, deposit, dumping, or placing of any discarded appliance into or on any land or water, or the disassembly of any appliance for reuse of its component parts
Disposal
An appliance that uses a refrigerant with a boiling point between -50 and 10°C at atmospheric pressure
High-pressure appliance
Any device that is intended to establish a connection between hoses, appliances, or recovery or recycling machines that is designed to close automatically or to be closed manually when disconnected, minimizing the release of refrigerant from hoses, appliances, and recovery of recycling machines
Low-loss fitting
An appliance that uses a refrigerant with a boiling point above 10°C at atmospheric pressure
Low-pressure appliance
Any maintenance, service, or repair involving the removal of any or all of the following appliance components: compressor, condenser, evaporator, or auxiliary heat exchanger coil
Major maintenance, service, or repair
A use required to protect life, equipment or property, and one for which no suitable ODS substitute is available
Mission-critical use
MVAC is defined in ____
40 CFR Part 82 Subpart B
Mechanical vapor compression, open-drive compressors appliances used to cool the driver’s or passenger’s compartment of a non-road motor vehicle
MVAC-Like appliance
Any service, maintenance, or repair on an appliance that could be reasonably expected to release refrigerant from the appliance to the atmosphere unless the refrigerant was previously recovered from the appliance
Opening an appliance
Ordering ODSs beyond reasonable need
Stockpiling
