Heating/cooling Flashcards
What is a chimney?
Part of the venting system, which fluegases are vented to the outdoors, protects from combustible services i.e. drywall, wood etc.
What is a typical cord size?
4 x 4 x 8
How far should I flew extend beyond the chimney cap.
2 to 4 inches
What is the clearance on a clay or metal line chimney from the interior and exterior walls?
Minimum of 2” interior .5 clearance exterior
True or false: mercury is electrically conductive and thermostats?
True
Gas logs may contain asbestos?
True
Define geothermal
earth heat and cooling
What’s the difference between forced air and hydronic?
Forced air equals warm air moved to the environment
Hydronic equals warm liquid giving off warmth
True or false: we do not go beyond opening access panels and also operating the controls.
True
Define pyrolyzed?
Framing members near a chimney that have their molecular structure altered
What are the three components of a hydronic/boiler system
Boiler, baseboards or radiators, pump
When should a level to NFPA national fire prevention association inspection occurred?
If the fireplace is out of service for 90 days
At what degree should a chimney cap slope be
10°
True or false: if the furnace filter is installed Incorrectly remove it and install it the right way
False
How long and what temp does it have to be for the cooling system to be tested?
60 degrees/24 hours
What’s the purpose of a flu pipe or chimney?
Gets rid of the byproducts of combustion
True or false: typical boiler systems heat water up to about 160- 180°F
True
True or false: the home inspector Operate the controls of a fireplace normally use by the homeowner
True
True or false: never switch from heat to cool and immediately?
True, could damage the heat exchanger. The AC Should be off for at least one hour
True or false: a chimney should project at least 2 feet above the highest part of a pitch roof and anything else that is within 10 feet?
True
What Level inspect and there’s a home inspector conduct regarding wood-burning devices?
Level one, non-invasive, visual
Name disadvantages of forced air?
Airflow can very differently throughout the home, moving Eric and feel cool, they can also move odors
What is an HRV?
He recovery vent to later, transfer of the 85% of the heat energy from the exhaust air
There are loose, broken, disconnected flu pipes the buyers sellers should be informed per NYSOP?
True
How far should a chimney be from the Upside slope Penetration of the roof?
3 feet
What are some advantages of forced air furnaces
combined with the air conditioning, Filter out all the air, heat air quickly
What are the minimum standards regarding the fireplace hearth?
2 inches thick, or firebox is minimum of 8 inches above the heart
What’s the main problem with inspecting a cooling system?
Outside temp
Where are zero clearance fireplace is used?
New construction in renovation projects
What is a major safety component in the boiler system?
Sight glass/Hartford loop, Which prevents explosions
Define Radiation?
Transfer of heat via infrared radiation from flames and hard surfaces to floors, furniture, walls, and people
Our masonry heater
How does the air conditioning system work?
Works by removing the heat and humidity from the home, not by pumping cold air
What’s wrong with a flu pipe that slopes towards a furnace?
Condensation could run back to the furnace, flu pipes are always slow away
What distance does the electrical cut off switch need to be for the service technician?
5’
How far should firewood be stored from the home?
10 feet
True or false: air source in Geo exchange heat pumps are practical for northern climates
False, They use the earths temperature to change into heat
Define convective heating?
Transfer of heat from one object to another via air, warm ocean air to the cool ocean sky
What is a Wyeth?
The space between two chimney flue’s
The New York State how many smoke detectors and CO2 detectors are required?
There should be one CO detector on each floor plus smoke detector and one smoke detector in each sleeping room
Where can you find radiant heat?
Floors, walls, ceiling, baseboard or radiator
When do you need to replace your oil tank?
If you answer yes to more than four questions regarding the condition of the tank
Why shouldn’t inspector never rub their hands on her and oil tank?
Nodules/pin holes may be temporarily sealed from Rust or sludge deposits
True or false: home inspectors do not disassemble components or equipment of the heating system.
True
Define BTU?
The amount of energy needed to raise the temperature of 1 pound of liquid water 1°F
