Which power tool is best used for cutting steel rod?
sawzall
if the gas furnace is not working and is locked out the circuit board, the best way to reset the IfC is to turn the
system switch on and off
An Hvac system that depends on temperature below the ground surface as an operation factor is a/an
geothermal heat pump
The permanent storage device found inside a desktop laptop
hard drive
Using oxygen to purge copper tubing after brazing
could cause an explosion
The best tool to open and close the stem access valve or a refrigeration system is the ---- wrench
refrigeration wrench
Which of the organizations requires approved footwear on job sites
OSHA
Capacitators are rated in
volts and microfrads
A heat pump is powered by
electricity
What are the two gasses CSST(corrugated stainless steel tubing)connections can use
can be used with both natural and propane gas equipment
What tool is used to check gas pressure
manometer
If the gas furnace is not working and is locked out at the circuit board, the best way to reset the IFC is to turn the
system switch off and back on
The refrigerant enters the condenser as a
high pressure vapor
Scroll compressors are cooled by AC and
suction vapor
The type of pipe commonly used for condensation drainage on central air conditioning systems is
PVC
A thermocouple produces------when heat is applied
DC voltage
A 14- gauge solid copper wire would require----amp circuit protection
15
incomplete combustion produces
carbon monoxide
In a 120V AC circuit, if the total circuit draws 5 amps the wattage is
600
Slips and drives are used in metal duct system to
hold and seal sections together
A psychrometer is used to measure
humidity
when putting out a fire involving oily rags, use a -----fire extinguisher
class B
For complete combustion in a boiler or furnace to occur -----should be present
oxygen, ignition, and fuel
A thermocouple produces------when heat is applied
DC voltage
What is the function of a Plenum:
One function of the plenum is to manage and equalize pressure for more even distribution.