parker refrigeration strainer sporlan oil filters herl t5f ss conditioning air suction controls level A: 2 VALVES, ONE ON THE HIGH SIDE AND ONE ON THE LOW SIDE. is the rate at which a computer's CPU executes instructions. Activities conducted on appliances that have been properly evacuated pursuant to 82.156 are not reasonably expected to release refrigerants unless the activity includes adding refrigerant to the appliance. D: THEY STING THE NOSE AND CAUSE SNEEZING, PORTABLE REFILLABLE TANKS OR CONTAINERS USED TO SHIP CFC OR HCFC REFRIGERANTS OBTAINED WITH RECOVERY EQUIPMENT MUST MEET WHAT STANDARDS? The air velocity is not to exceed 8 m/s to minimize vibration and noise. WHEN INSTALLING ANY TYPE OF ACCESS FITTING INTO A SEALED SYSTEM: A: THE FITTING SHOULD BE LEAK TESTED BEFORE PROCEEDING WITH RECOVERY B: IT IS NOT NECESSARY TO LEAK TEST AN ACCESS FITTING. exchanger immersion smartclima Technician also means any person who in the course of disposal of an appliance (except small appliances, MVACs, and MVAC-like appliances) could be reasonably expected to violate the integrity of the refrigerant circuit and therefore release refrigerants from the appliances into the environment. hose refrigerant quick charging r134a mit coupler taiwan larger Technicians could include but are not limited to installers, contractor employees, in-house service personnel, and owners and/or operators of appliances. FOR SMALL APPLIANCES, THIS SERVICE PORT USUALLY IS: A: A STRAIGHT PIECE OF TUBBING THAT IS ENTERED USING A PIERCING VALVET, TECHS RECEIVING A PASSING GRADE ON THIS SMALL APPLIANCE EXAM ARE CERTIFIED TO RECOVER REFRIGERANT DURING THE MAINTENANCE, SERVICE OR REPAIR OF: A: PACKAGED TERMINAL AC'S (PTAC) WITH 5 LBS OR LESS OF REFRIGERANT. Industrial process refrigeration means complex customized appliances that are directly linked to the processes used in, for example, the chemical, pharmaceutical, petrochemical, and manufacturing industries. (1) Annualizing Method. System receiver means the isolated portion of the appliance, or a specific vessel within the appliance, that is used to hold the refrigerant charge during the servicing or repair of that appliance. A STANDARD VACUUM PUMP DESIGNED SPECIFICALLY FOR EVACUATION AND DEHYDRATION CAN: A: CAN BE USED ALONE AS A SELF-CONTAINED (ACTIVE) RECOVERY DEVICE. recovery compact heat unit units 
(i) Step 1. Activities reasonably expected to violate the integrity of the refrigerant circuit include but are not limited to: Attaching or detaching hoses and gauges to and from the appliance; adding or removing refrigerant; adding or removing components; and cutting the refrigerant line. What should a technician do if the refrigerant in a recovery cylinder is suspected to be contaminated? A stan dard vacuum pump designed specifically for evacuation and dehydration can; never be used as a recovery device in combination with a pressurized container. coupler loss quick male low female
recovers refrigerant in a non-pressurized container. Major maintenance, service, or repair means any maintenance, service, or repair that involves the removal of any or all of the following appliance components: compressor, condenser, evaporator, or auxiliary heat exchange coil; or any maintenance, service, or repair that involves uncovering an opening of more than four (4) square inches of flow area for more than 15 minutes. Leak inspection means the examination of an appliance to determine the location of refrigerant leaks. ALL APPLIANCES MUST BE EQUIPPED WITH A SERVICE APERTURE OR OTHER DEVICE WHICH IS USED WHEN ADDING OR REMOVING REFRIGERANT FROM THE APPLIANCE. C: RECOVER REFRIGERANT AND RECHARGE, EVEN IF NO REPAIRS ARE NEEDED.
Find the component of a in the direction of b. A: AMMONIA B: HYDROGEN C: WATER D: NON OF THE ABOVE, WHICH OF THE FOLLOWING REFRIGERANTS IS MOST COMMONLY USED AS A REPLACEMENT FOR R-12 IN NEW HOUSEHOLD REFRIGERATORS?
Divide the result of Step 1 by the pounds of refrigerant the appliance normally contains at full charge; and. What must be done to the refrigerant that is vented off the top when filling a charging cylinder? Examples include, but are not limited to hydrofluorocarbons, perfluorocarbons, hydrofluoroolefins, hydrofluoroethers, hydrocarbons, ammonia, carbon dioxide, and blends thereof. Apprentice means any person who is currently registered as an apprentice in maintenance, service, repair, or disposal of appliances with the U.S. Department of Labor's Office of Apprenticeship (or a State Apprenticeship Council recognized by the Office of Apprenticeship). The sale of CFC, HCFC, HFC, and HFO refrigerants to service or install refrigeration and air conditioning equipment is; restricted to technicians who are EPA certified in refrigerant recovery, When servicing a small appliance found to be leaking it is, not mandatory to repair the leak but it is recommended to do so whenever possible. hvac loss low fittings hoses valve ball charging r12 r134a coded r410a r22 pcs ac sae thread D: MUST BE RECOVERED INTO ITS OWN RECOVERY VESSEL AND CLEARLY MARKED. Why should low and high side access valve s be installed when recovering refrigerant from a household refrigerator?
Industrial process shutdown means when an industrial process or facility temporarily ceases to operate or manufacture whatever is being produced at that facility. C: COMPARISONS TO A P-T CHART ARE ONLY VALID IF BOTH THE PRESSURES AND TEMP OF REFRIGERANT ARE STABLE AND KNOWN D: A TEMP READING ALONE IS ENOUGH TO DETERMINE QUALITY, WHICH OF THE FOLLOWING IS A REASON TO OBTAIN AN ACCURATE PRESSURE READING OF REFRIGERANT INSIDE A RECOVERY CYLINDER: A: PRESSURE READING CAN INDICATE IF THERE IS EXCESSIVE AIR OR OTHER NON-CONDENSABLES IN THE CYLINDER B: THE PRESSURE READING CAN INDICATE THE REMAINING CAPACITY C: PRESSURE READING CAN INDICATE IF REFRIGERANT HAS BEEN DAMAGED D: BOTH A AND C, BEFORE BEGINNING A RECOVERY PROCEDURE IT IS ALWAYS NECESSARY TO: A: ALLOW THE APPLIANCE TO STABILIZE AT ROOM TEMPERATURE B: KNOW THE TYPE OF REFRIGERANT THAT IS IN THE SYSTEM C: MOVE THE APPLIANCE TO AN OUTDOOR LOCATION D: DISCONNECT THE APPLIANCE FROM ITS POWER SOURCE, BEFORE SHIPPING ANY USED REFRIGERANT IN A CYLINDER IT IS NECESSARY TO: A: PROPERLY LABEL THE CONTAINER B: PROPERLY COMPLETE SHIPPING PAPERWORK C: CHECK THAT THE CONTAINER MEETS "DOT" STANDARDS D: ALL OF THE ABOVE, A REFRIGERANT THAT CAN BE USED AS A DROP IN FOR R-12 IN A SMALL APPLIANCE IS: A: R-134A B: R-22 C: R-141B D: NONE OF THE ABOVE. VEHICLES. Recover means to remove refrigerant in any condition from an appliance and to store it in an external container without necessarily testing or processing it in any way. Commercial refrigeration means the refrigeration appliances used in the retail food and cold storage warehouse sectors. WHEN FILLING A CHARGING CYLINDER, THE REFRIGERANT THAT IS VENTED OFF THE TOP OF THE CYLINDER: A: NEED NOT BE RECOVERED B: NEED ONLY BE RECOVERED IF FILLING WITH A REGULATED REFRIGERANT C: MUST BE RECOVERED REGARDLESS OF THE REFRIGERANT D; NON OF THE ABOVE, WHEN RECOVERING REFRIGERANT FROM A SYSTEM THAT EXPERIENCED A COMPRESSOR BURNOUT, THE TECH SHOULD WATCH FOR SIGNS OF CONTAMINATION IN THE OIL BECAUSE: A: CONTAMINANTS CONNOT BE REMOVED FROM THE REFRIGERANT AND THE REFRIGERANT WILL HAVE TO BE DESTROYED BY THE RECLAMATION CENTER. refrigerant tool recovery imperial tubing od grainger use gideon removal pt close zoom tap A: COPPER B: ALUMINUM C: STEEL D: BOTH A AND B, WICH OF THE FOLLOWING RECOVERY MAINTENANCE PRACTICES SHOULD BE PERFORMED ON A REGULAR BASIS? IF A RECLAMATION FACILITY RECEIVES A TANK OF MIXED REFRIGERANT THEY MAY: THE SYSTEM-DEPENDANT (PASSIVE) RECOVERY PROCESS FOR SMALL APPLIANCES: A: NEVER NEEDS THE USE OF A PUMP OR HEAT TO RECOVER REFRIGERANT. (4) Use of an established range based on the best available data regarding the normal operating characteristics and conditions for the appliance, where the midpoint of the range will serve as the full charge. High-pressure appliance means an appliance that uses a refrigerant with a liquid phase saturation pressure between 170 psia and 355 psia at 104 F. Which of the following best describes low loss fittings on refrigerant recovery devices used to recover CFCs, HCFCs, and HFCs? Certified refrigerant recovery or recycling equipment, Normal operating characteristics and conditions, Electronic Code of Federal Regulations (e-CFR), CHAPTER I - ENVIRONMENTAL PROTECTION AGENCY, PART 82 - PROTECTION OF STRATOSPHERIC OZONE, Subpart F - Recycling and Emissions Reduction, normal operating characteristics and conditions. Person means any individual or legal entity, including an individual, corporation, partnership, association, state, municipality, political subdivision of a state, Indian tribe, and any agency, department, or instrumentality of the United States, and any officer, agent, or employee thereof. A: USE BUTYL-LINED GLOVES AND TRY TO STOP THE LEAK B: USE A LEAK DETECTOR TO LOCATE AND TRY TO STOP THE LEAK. charging yel hose vacuum loss low B: ONLY ONE, ON THE LOW SIDE. The following state regulations pages link to this page. In general, recycled refrigerant is cleaned using oil separation and single or multiple passes through devices, such as replaceable core filter-driers, which reduce moisture, acidity, and particulate matter. pump pressure heat air refrigerant adding testing vacuum sanyo install source diy test ecorenovator system D: WHEN SYSTEM HAS A LOW SIDE LEAK. Only one access valve, on the high side of the system. Technician means any person who in the course of maintenance, service, or repair of an appliance (except MVACs) could be reasonably expected to violate the integrity of the refrigerant circuit and therefore release refrigerants into the environment. C: WHEN USING PASSIVE RECOVERY DEVICES ON SMALL APPLIANCES WITH NON OPERATING COMPRESSORS. Which of the following are recommended safe work practices when recovering refrigerants? Which of the following refrigerants is very high pressure and generally does NOT need to be recovered? If the rods enter the oven at 30$^\circ{}$C and leave at 700$^\circ{}$C, determine (a) the rate of heat transfer to the rods in the oven and (b) the rate of entropy generation associated with this heat transfer process. The system will have to be flushed if contaminants are present. A STORAGE CYLINDER OF RECOVERED R-12 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 30 PSIG B: 75 PSIG C: 150 PSIG D: 200 PSIG, A STORAGE CYLINDER OF RECOVERED R-22 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 250 PSIG B: 200 PSIG C: 175 PSIG D: 130 PSIG, A STORAGE CYLINDER OF RECOVERED R-500 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 30 PSIG B: 75 PSIG C: 95 PSIG D: 120 PSIG, WHICH CONDITIONS CAN CAUSE EXCESSIVE PRESSURE CONDITIONS ON THE HIGH SIDE OF A SELF-CONTAINED (ACTIVE) RECOVERY DEVICE?
(i) Step 1. Activities reasonably expected to violate the integrity of the refrigerant circuit include but are not limited to: Attaching or detaching hoses and gauges to and from the appliance; adding or removing refrigerant; adding or removing components; and cutting the refrigerant line. What should a technician do if the refrigerant in a recovery cylinder is suspected to be contaminated? A stan dard vacuum pump designed specifically for evacuation and dehydration can; never be used as a recovery device in combination with a pressurized container. coupler loss quick male low female 
recovers refrigerant in a non-pressurized container. Major maintenance, service, or repair means any maintenance, service, or repair that involves the removal of any or all of the following appliance components: compressor, condenser, evaporator, or auxiliary heat exchange coil; or any maintenance, service, or repair that involves uncovering an opening of more than four (4) square inches of flow area for more than 15 minutes. Leak inspection means the examination of an appliance to determine the location of refrigerant leaks. ALL APPLIANCES MUST BE EQUIPPED WITH A SERVICE APERTURE OR OTHER DEVICE WHICH IS USED WHEN ADDING OR REMOVING REFRIGERANT FROM THE APPLIANCE. C: RECOVER REFRIGERANT AND RECHARGE, EVEN IF NO REPAIRS ARE NEEDED.
Find the component of a in the direction of b. A: AMMONIA B: HYDROGEN C: WATER D: NON OF THE ABOVE, WHICH OF THE FOLLOWING REFRIGERANTS IS MOST COMMONLY USED AS A REPLACEMENT FOR R-12 IN NEW HOUSEHOLD REFRIGERATORS?
Divide the result of Step 1 by the pounds of refrigerant the appliance normally contains at full charge; and. What must be done to the refrigerant that is vented off the top when filling a charging cylinder? Examples include, but are not limited to hydrofluorocarbons, perfluorocarbons, hydrofluoroolefins, hydrofluoroethers, hydrocarbons, ammonia, carbon dioxide, and blends thereof. Apprentice means any person who is currently registered as an apprentice in maintenance, service, repair, or disposal of appliances with the U.S. Department of Labor's Office of Apprenticeship (or a State Apprenticeship Council recognized by the Office of Apprenticeship). The sale of CFC, HCFC, HFC, and HFO refrigerants to service or install refrigeration and air conditioning equipment is; restricted to technicians who are EPA certified in refrigerant recovery, When servicing a small appliance found to be leaking it is, not mandatory to repair the leak but it is recommended to do so whenever possible. hvac loss low fittings hoses valve ball charging r12 r134a coded r410a r22 pcs ac sae thread D: MUST BE RECOVERED INTO ITS OWN RECOVERY VESSEL AND CLEARLY MARKED. Why should low and high side access valve s be installed when recovering refrigerant from a household refrigerator?
Industrial process shutdown means when an industrial process or facility temporarily ceases to operate or manufacture whatever is being produced at that facility. C: COMPARISONS TO A P-T CHART ARE ONLY VALID IF BOTH THE PRESSURES AND TEMP OF REFRIGERANT ARE STABLE AND KNOWN D: A TEMP READING ALONE IS ENOUGH TO DETERMINE QUALITY, WHICH OF THE FOLLOWING IS A REASON TO OBTAIN AN ACCURATE PRESSURE READING OF REFRIGERANT INSIDE A RECOVERY CYLINDER: A: PRESSURE READING CAN INDICATE IF THERE IS EXCESSIVE AIR OR OTHER NON-CONDENSABLES IN THE CYLINDER B: THE PRESSURE READING CAN INDICATE THE REMAINING CAPACITY C: PRESSURE READING CAN INDICATE IF REFRIGERANT HAS BEEN DAMAGED D: BOTH A AND C, BEFORE BEGINNING A RECOVERY PROCEDURE IT IS ALWAYS NECESSARY TO: A: ALLOW THE APPLIANCE TO STABILIZE AT ROOM TEMPERATURE B: KNOW THE TYPE OF REFRIGERANT THAT IS IN THE SYSTEM C: MOVE THE APPLIANCE TO AN OUTDOOR LOCATION D: DISCONNECT THE APPLIANCE FROM ITS POWER SOURCE, BEFORE SHIPPING ANY USED REFRIGERANT IN A CYLINDER IT IS NECESSARY TO: A: PROPERLY LABEL THE CONTAINER B: PROPERLY COMPLETE SHIPPING PAPERWORK C: CHECK THAT THE CONTAINER MEETS "DOT" STANDARDS D: ALL OF THE ABOVE, A REFRIGERANT THAT CAN BE USED AS A DROP IN FOR R-12 IN A SMALL APPLIANCE IS: A: R-134A B: R-22 C: R-141B D: NONE OF THE ABOVE. VEHICLES. Recover means to remove refrigerant in any condition from an appliance and to store it in an external container without necessarily testing or processing it in any way. Commercial refrigeration means the refrigeration appliances used in the retail food and cold storage warehouse sectors. WHEN FILLING A CHARGING CYLINDER, THE REFRIGERANT THAT IS VENTED OFF THE TOP OF THE CYLINDER: A: NEED NOT BE RECOVERED B: NEED ONLY BE RECOVERED IF FILLING WITH A REGULATED REFRIGERANT C: MUST BE RECOVERED REGARDLESS OF THE REFRIGERANT D; NON OF THE ABOVE, WHEN RECOVERING REFRIGERANT FROM A SYSTEM THAT EXPERIENCED A COMPRESSOR BURNOUT, THE TECH SHOULD WATCH FOR SIGNS OF CONTAMINATION IN THE OIL BECAUSE: A: CONTAMINANTS CONNOT BE REMOVED FROM THE REFRIGERANT AND THE REFRIGERANT WILL HAVE TO BE DESTROYED BY THE RECLAMATION CENTER. refrigerant tool recovery imperial tubing od grainger use gideon removal pt close zoom tap A: COPPER B: ALUMINUM C: STEEL D: BOTH A AND B, WICH OF THE FOLLOWING RECOVERY MAINTENANCE PRACTICES SHOULD BE PERFORMED ON A REGULAR BASIS? IF A RECLAMATION FACILITY RECEIVES A TANK OF MIXED REFRIGERANT THEY MAY: THE SYSTEM-DEPENDANT (PASSIVE) RECOVERY PROCESS FOR SMALL APPLIANCES: A: NEVER NEEDS THE USE OF A PUMP OR HEAT TO RECOVER REFRIGERANT. (4) Use of an established range based on the best available data regarding the normal operating characteristics and conditions for the appliance, where the midpoint of the range will serve as the full charge. High-pressure appliance means an appliance that uses a refrigerant with a liquid phase saturation pressure between 170 psia and 355 psia at 104 F. Which of the following best describes low loss fittings on refrigerant recovery devices used to recover CFCs, HCFCs, and HFCs? Certified refrigerant recovery or recycling equipment, Normal operating characteristics and conditions, Electronic Code of Federal Regulations (e-CFR), CHAPTER I - ENVIRONMENTAL PROTECTION AGENCY, PART 82 - PROTECTION OF STRATOSPHERIC OZONE, Subpart F - Recycling and Emissions Reduction, normal operating characteristics and conditions. Person means any individual or legal entity, including an individual, corporation, partnership, association, state, municipality, political subdivision of a state, Indian tribe, and any agency, department, or instrumentality of the United States, and any officer, agent, or employee thereof. A: USE BUTYL-LINED GLOVES AND TRY TO STOP THE LEAK B: USE A LEAK DETECTOR TO LOCATE AND TRY TO STOP THE LEAK. charging yel hose vacuum loss low B: ONLY ONE, ON THE LOW SIDE. The following state regulations pages link to this page. In general, recycled refrigerant is cleaned using oil separation and single or multiple passes through devices, such as replaceable core filter-driers, which reduce moisture, acidity, and particulate matter. pump pressure heat air refrigerant adding testing vacuum sanyo install source diy test ecorenovator system D: WHEN SYSTEM HAS A LOW SIDE LEAK. Only one access valve, on the high side of the system. Technician means any person who in the course of maintenance, service, or repair of an appliance (except MVACs) could be reasonably expected to violate the integrity of the refrigerant circuit and therefore release refrigerants into the environment. C: WHEN USING PASSIVE RECOVERY DEVICES ON SMALL APPLIANCES WITH NON OPERATING COMPRESSORS. Which of the following are recommended safe work practices when recovering refrigerants? Which of the following refrigerants is very high pressure and generally does NOT need to be recovered? If the rods enter the oven at 30$^\circ{}$C and leave at 700$^\circ{}$C, determine (a) the rate of heat transfer to the rods in the oven and (b) the rate of entropy generation associated with this heat transfer process. The system will have to be flushed if contaminants are present. A STORAGE CYLINDER OF RECOVERED R-12 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 30 PSIG B: 75 PSIG C: 150 PSIG D: 200 PSIG, A STORAGE CYLINDER OF RECOVERED R-22 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 250 PSIG B: 200 PSIG C: 175 PSIG D: 130 PSIG, A STORAGE CYLINDER OF RECOVERED R-500 AT NORMAL ROOM TEMPERATURE (75*F), IN THE ABSENCE OF NON-CONDENSABLES WILL BE PRESSURIZED TO: A: 30 PSIG B: 75 PSIG C: 95 PSIG D: 120 PSIG, WHICH CONDITIONS CAN CAUSE EXCESSIVE PRESSURE CONDITIONS ON THE HIGH SIDE OF A SELF-CONTAINED (ACTIVE) RECOVERY DEVICE?
