EPA Section 609
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| show | -cost company as much as $27,500/day/violation
-bounty up to $10,000 to lure competitors, customers, and workers to turn you in
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| show | -fined 27,500
-lose certification
-may be required to appear in Federal court
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| What does CFC stand for? | show 🗑
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| show | the stratosphere, conatining the ozone layer
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| show | Three oxygen atoms (o3)
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| show | Chlorine.
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| show | It steals one of the oxygen atoms, creating Chlorine Monoxide (CIO) and Oxygen (O2). The Chlorine Monxoide molecule then attacks another ozone molecule. Creating a chain reation that leaves only the single Chlorine atom.
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| show | The Chlorine atom can destroy as many as 100,000 ozone molecules.
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| What does Stratospheric Ozone protect us from? | show 🗑
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| show | A producation phase out of CFC's
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| checking cylinder of HFC-134a for non-condesable gases at 70 degree F - pressure should not exceed what? | show 🗑
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| Sec. 609 of Fed. Clean air act mandates all people servicing motor vehicle AC must | show 🗑
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| show | -UL or
-DOT approved
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| After charging a system using manifold gauages, refrigerant in the hoses... | show 🗑
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| show | wait 5 minutes to determine if the system returns to a positive pressure
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| show | repeat the recovery process untile the A/C system vacuum remains stable for 2 min.
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| show | EPA-SNAP approved
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| Prior to recharging a system with recycled refrigerant, the refrigerant should be checked for... | show 🗑
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| show | shut-off valves
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| show | -attach cylinder to the recovery unit
-reduce the cylinder to a vacuum
-mark the cylinder empty
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| show | evacuated to at least 27" hg
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| show | -mechanical float devices
-electrong shut-offs or
-weight (scales)
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| show | -be DOT approved
-be properly labeled and tagged
-be hydrostatically tested every 5 years
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| Depletion of the ozone layer causes... | show 🗑
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| NEVER expose CFC-12 or CFC-22 to open flame because they may form... | show 🗑
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| Define RECOVER... | show 🗑
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| When operating recovery or recycling equipment you should... | show 🗑
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| show | clean refigeratant for reuse by oil separation and passes through moisture absorption device.
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| show | process refrigerant to a level equal to new product specs as determined by chemical analysis
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| show | NEVER
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| HYGROSCOPIC refrigerant oil... | show 🗑
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| How much can be a paid to a person supplying information that leads to a penalty against a technician who is intentionally venting? | show 🗑
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| show | -not prohibited by FEDERAL law BUT
-illegal in some STATES
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| The proper method of charging a blended refrigerant is | show 🗑
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| show | 100,000 ozone molecules
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| Is there a drop in for r-12 | show 🗑
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| Diminimos release | show 🗑
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| show | leaks should be repaired whenever possible
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| Leak Testing..what will a visual inspection find on the car if there is a leak | show 🗑
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| What does MVAC stand for? | show 🗑
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| to remove refigerant in any condition from a system and store it in an approved external container. May not be returned to a motor vehicle air conditioning system without first being recyceled or reclaimed | show 🗑
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| Recycle | show 🗑
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| Recycled Refrigerant May.. | show 🗑
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| show | -moisture
-refrigerant oil
-and non-condesable gases to the levels set by the Society of Automotive Engineers
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| show | To RECLAIM
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| RECLAIMED Refrigerant | show 🗑
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| show | refilled
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| What two ports must recovery cylinders have? | show 🗑
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| show | -above 80% of its capacity by weight
&-the filling level be controlled by mechanical float devices, shut off or weight
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| show | must be evacuated to at least 27in. HG of vacuum.
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| 3 things required for refillable cylinders | show 🗑
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| What does the Department of Transportations require you to attached to cylinders used for refrigerant when transporting them? | show 🗑
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| show | DOT approved
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| All refrigerant recovery cylinders should be inspected for... | show 🗑
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| show | -should be redueced to 0 psig
-discarded
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| show | special shipping procedures to be followed in each state based on the CLASSIFICATION of used refrigerant.
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| When disposing of empty/near empty cylinders.. | show 🗑
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| What gase can be used in an alternate method of leak testing? | show 🗑
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| show | -use Nitrogen to pressurize the system
-pin-point leaks with soap & water solution
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| If dry nitrogen from a cylinder is us in a service procedure what must you do? | show 🗑
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| What must you NEVER pressurize a system with? | show 🗑
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| show | -if mixed with refrigerants & lubricants these can cause an explosion
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| What should you always review when working with solvents, chemicals or refrigerants | show 🗑
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| show | IMMEDIATELY VACATE & VENTILATE the area
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| show | -heart irregularities
-unconsciousness
-oxygen deprivation leading to DEATH!!!!
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| show | -open flames or
-hot glowing surfaces
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| show | -hydrochloric acid
-hydropfluoric acid
-Phosgene gas
(change from 12 to 22)
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| show | moisture absorption. Therefore the use of XH-7 or XH-9 deciccant (drier) is necessary
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| show | 3
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| Most ternary blends use which lubricant? | show 🗑
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| What causes blended refrigerants to leak from a system in uneven amounts? | show 🗑
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| Why must charging in the liquid phase be required with blends? | show 🗑
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| If a blend contains HCFC-22 all hoses must be replaced with what type of hoses? | show 🗑
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| What program evaluates the substitutes? | show 🗑
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| What does the SNAP program evaluate the substitures for? | show 🗑
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| Freeze 12 | show 🗑
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| What refrigerant is in a home ac system? | show 🗑
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| show | R 12
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| What refrig. is in 93 and newer cars? | show 🗑
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| show | Remove moisture (humidity) from the air
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| Name 2 pressure reducing devices: | show 🗑
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| show | suction side
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| show | compress & condensor
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| show | evaporator (Acoil) & condensor
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| In a res. ac system HIGH press LIQUID is found b/t what? | show 🗑
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| show | 1)Type of freon
2)How big system is (tons)
3)direction of flow
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| show | 1)improper air flow (bad fan,filter)
2)low refrig.
3)stuck closed contactor
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| show | remove non-conensables (air,moisture)
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| show | NO, never
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| show | R-12
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| Which freon is a HFC? | show 🗑
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| Which freon is a HCFC? | show 🗑
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| what readings are read on a compound pressure gauge? | show 🗑
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| show | A scale to measure the potential of chemical for destroying ozone
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| what are the 3 cfc refrigerants? | show 🗑
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| show | R-22,123
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| show | System-dependant & Self-contained
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| show | Captures refrig. with the assistance of components in the appliance
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| How does a self-contained recover system work? | show 🗑
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| When a free oxy. and a chlorine atom unite they form? | show 🗑
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| Type 1 cert. defines small appliances as products that are fully manufac.,charged,and hermetically sealed in a factory with _ pounds or less of ref.? | show 🗑
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| show | recover 80% of refrig. or reach a 4 inch vac.
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| What must a recover device made after nov. 15 1993 be capable of if compressor in system is working? | show 🗑
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| show | 5 pounds
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| show | the montreal protocal
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| In order to service small appliances, a tech. must be cert. as what? | show 🗑
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| show | not be vented and must be recovered
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| If the compressor is NOT running in a passive recov. you are required to? | show 🗑
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| Cfc's will no longer be manuf. after what year? | show 🗑
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| show | add heat to the ref.
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| show | operational compressor
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| show | meet stand. set by epa
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| type 2 cert. applies to? | show 🗑
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| Epa regulations require that leaking industrial ref. system be repaired, when leak rate exceeds _% of total charge annually? | show 🗑
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| epa defines a major repair as? | show 🗑
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| air in a refrig.system results in? | show 🗑
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| refrig should be recovered as? | show 🗑
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| what colors is a recover tank? | show 🗑
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| what is the primary water source for recov. unit condens. coil? | show 🗑
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| show | 500 micron/29.90 hg
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| show | 0 inch hg before and after
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| show | before 4 inch hg/after 10 inch hg
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| high press appl. contain less than 200lbs of refrig. manuf. before 11-15-93 has _ inch hg and after the date? after the date? | show 🗑
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| high press appl. contain more than 200 lbs of refrig. manuf. before 11-15-93 has _ inch hg? after the date? | show 🗑
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| If a strong odor is detected during recov. process what has most likely occured? | show 🗑
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| What factors effect the speed of the recov. process? | show 🗑
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| Epa require that all comfort cooling appliances that have more than 50 lbs of refrig. must be repaired when annual leak rate exceeds _% | show 🗑
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| show | Quick coupler
self-sealing hose
hand valves
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| show | 15 lbs
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| show | refrig. sensor that will sound an alarm and auto start a ventilation system in equip rm. when leak of refrig.
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| show | top of the condensing unit
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| show | 10 psig
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| the rupture disk on a chiller is set for_ psig | show 🗑
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| when charging a low press. chiller ref. should be introduced as vapor to raise saturation temp above what temp? | show 🗑
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| show | 25 hg inch vac.
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| show | 25 mm hg
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| AIR ENTER THE REF. in a low press. chillar is always a concern because? | show 🗑
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| water should br circulated through the chiller during recov.because it will? | show 🗑
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| show | ashrae 15
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| show | A1
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| show | B1
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| show | gaskets
filtering
rotating shaft seals
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| show | 130 deg.
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| show | 1mm/2.5mm
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| when recover ref. in a chiller what 3 thing need to be on or running? | show 🗑
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| show | on evap. housing
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| How much ref. vapor is left in a 300 ton r-11 chiller at 0 psig, after the liquid has been removed?If at 350 it is 100 lbs. | show 🗑
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| show | vehicle
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| show | commercial applications
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