Epa universal SkillCat
A "primary restore" under EPA's policies could be - ANS-Replacing Condenser /compressor/
auxiliary warmth exchanger/ evaporator
A crankcase heater is regularly used to save you refrigerant from mixing with compressor oil
during intervals of: - ANS-Low ambient temperature
A client has an business system refrigeration gadget that has 1000lbs of R-22 that has handed
the relevant leak price threshold. How frequently is the client required to perform a leak
inspection? - ANS-Every 3 months
A airtight recovery machine when drawing deep vacuums will - ANS-Over heat because of
decreased drift of refrigerant through the compressor
A hydrostatic tube take a look at package will - ANS-decide if a tube leaks
A primary repair beneath EPAs guidelines might be - ANS-Replacing a condenser coil
A restoration gadget is needed for appliances with _ lbs or extra of refrigerant - ANS-15 lbs
A sturdy odor is round at some stage in the healing system. Which of the subsequent will be the
wrongdoer - ANS-Compressor burnout
A technician has to make a primary restore in an equipment having one thousand pounds of
r407c he must evacuate the system to which of the subsequent ranges - ANS-10 inches of hg
vacuum
A method to hurry up the recovery process is - ANS-Cool the recuperation cylinder
A zeotropic blend will comprise - ANS-Two saturation valves which might be a long way apart
Access fittings - ANS-Are used to gain get right of entry to to kind 1 appliances
According to ASHRAE Guideline three the system should be checked for leaks if for the
duration of a fashionable vacuum test the strain in a system rises from 1 mm hg to a stage
above - ANS-2.Five hg
After being phased out, wherein can technicians reap refrigerant to provider system that
contains that refrigerant? - ANS-From recovered or reclaimed refrigerant
, After refrigerant is phased out can equipment nevertheless incorporate refrigerant - ANS-Yes
After refrigerant is phased out can technicians carrier equipment containing that refrigerant -
ANS-Yes
After refrigerant liquid has been recovered from a equipment any remaining vapor is -
ANS-removed with the aid of the healing device
After the evaporator which element does the refrigerant visit next - ANS-Compressor
After the refrigerant leaves the purge unit where does it go - ANS-Evaporator
Air will cause _____ discharge pressures in a refrigeration gadget. - ANS-better
Alkylbenzene (AB) oil is used for structures with which of the following refrigerants - ANS-HCFC,
HCFC blends
All hvac structures should be protected by a - ANS-Pressure remedy valve
An system has an appliance that uses r717 below ashrae fashionable 15 which piece of
equipment isn't always obligatory inside the room - ANS-Refrigerant detector
As technicians we ought to live up to date on - ANS-Federal kingdom and nearby regulation
As the temperature of a liquid increases what phase does it become - ANS-Vapor
ASHRAE trendy 15 - 2013 calls for the usage of room sensors and alarms to stumble on
refrigerant leaks of - ANS-All safety companies
ASHRAE Standard 15-2013 requires which system to detect refrigerant leaks? - ANS-Room
sensors
At high temperatures what do CFCs and HCFCs decompose to - ANS-Hydrochloric and
hydrofluoric acids
Can chlorine from the surroundings come from herbal sources such as volcanoes - ANS-Yes
however they're now not the primary source
Can refrigerant be resold - ANS-Yes, however best if it has been reclaimed to AHRI Standard
seven hundred specifications
Charging liquid R-245fa into a low-pressure refrigeration gadget underneath a vacuum more
than 18 inches Hg vacuum can cause the; - ANS-system water to freeze
A "primary restore" under EPA's policies could be - ANS-Replacing Condenser /compressor/
auxiliary warmth exchanger/ evaporator
A crankcase heater is regularly used to save you refrigerant from mixing with compressor oil
during intervals of: - ANS-Low ambient temperature
A client has an business system refrigeration gadget that has 1000lbs of R-22 that has handed
the relevant leak price threshold. How frequently is the client required to perform a leak
inspection? - ANS-Every 3 months
A airtight recovery machine when drawing deep vacuums will - ANS-Over heat because of
decreased drift of refrigerant through the compressor
A hydrostatic tube take a look at package will - ANS-decide if a tube leaks
A primary repair beneath EPAs guidelines might be - ANS-Replacing a condenser coil
A restoration gadget is needed for appliances with _ lbs or extra of refrigerant - ANS-15 lbs
A sturdy odor is round at some stage in the healing system. Which of the subsequent will be the
wrongdoer - ANS-Compressor burnout
A technician has to make a primary restore in an equipment having one thousand pounds of
r407c he must evacuate the system to which of the subsequent ranges - ANS-10 inches of hg
vacuum
A method to hurry up the recovery process is - ANS-Cool the recuperation cylinder
A zeotropic blend will comprise - ANS-Two saturation valves which might be a long way apart
Access fittings - ANS-Are used to gain get right of entry to to kind 1 appliances
According to ASHRAE Guideline three the system should be checked for leaks if for the
duration of a fashionable vacuum test the strain in a system rises from 1 mm hg to a stage
above - ANS-2.Five hg
After being phased out, wherein can technicians reap refrigerant to provider system that
contains that refrigerant? - ANS-From recovered or reclaimed refrigerant
, After refrigerant is phased out can equipment nevertheless incorporate refrigerant - ANS-Yes
After refrigerant is phased out can technicians carrier equipment containing that refrigerant -
ANS-Yes
After refrigerant liquid has been recovered from a equipment any remaining vapor is -
ANS-removed with the aid of the healing device
After the evaporator which element does the refrigerant visit next - ANS-Compressor
After the refrigerant leaves the purge unit where does it go - ANS-Evaporator
Air will cause _____ discharge pressures in a refrigeration gadget. - ANS-better
Alkylbenzene (AB) oil is used for structures with which of the following refrigerants - ANS-HCFC,
HCFC blends
All hvac structures should be protected by a - ANS-Pressure remedy valve
An system has an appliance that uses r717 below ashrae fashionable 15 which piece of
equipment isn't always obligatory inside the room - ANS-Refrigerant detector
As technicians we ought to live up to date on - ANS-Federal kingdom and nearby regulation
As the temperature of a liquid increases what phase does it become - ANS-Vapor
ASHRAE trendy 15 - 2013 calls for the usage of room sensors and alarms to stumble on
refrigerant leaks of - ANS-All safety companies
ASHRAE Standard 15-2013 requires which system to detect refrigerant leaks? - ANS-Room
sensors
At high temperatures what do CFCs and HCFCs decompose to - ANS-Hydrochloric and
hydrofluoric acids
Can chlorine from the surroundings come from herbal sources such as volcanoes - ANS-Yes
however they're now not the primary source
Can refrigerant be resold - ANS-Yes, however best if it has been reclaimed to AHRI Standard
seven hundred specifications
Charging liquid R-245fa into a low-pressure refrigeration gadget underneath a vacuum more
than 18 inches Hg vacuum can cause the; - ANS-system water to freeze
