Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

HI Module 4 > Heating/cooling > Flashcards

Heating/cooling Flashcards

1
Q

What is a chimney?

A

Part of the venting system, which fluegases are vented to the outdoors, protects from combustible services i.e. drywall, wood etc.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a typical cord size?

A

4 x 4 x 8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

How far should I flew extend beyond the chimney cap.

A

2 to 4 inches

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the clearance on a clay or metal line chimney from the interior and exterior walls?

A

Minimum of 2” interior .5 clearance exterior

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

True or false: mercury is electrically conductive and thermostats?

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Gas logs may contain asbestos?

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Define geothermal

A

earth heat and cooling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What’s the difference between forced air and hydronic?

A

Forced air equals warm air moved to the environment

Hydronic equals warm liquid giving off warmth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

True or false: we do not go beyond opening access panels and also operating the controls.

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Define pyrolyzed?

A

Framing members near a chimney that have their molecular structure altered

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What are the three components of a hydronic/boiler system

A

Boiler, baseboards or radiators, pump

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

When should a level to NFPA national fire prevention association inspection occurred?

A

If the fireplace is out of service for 90 days

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

At what degree should a chimney cap slope be

A

10°

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

True or false: if the furnace filter is installed Incorrectly remove it and install it the right way

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How long and what temp does it have to be for the cooling system to be tested?

A

60 degrees/24 hours

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What’s the purpose of a flu pipe or chimney?

A

Gets rid of the byproducts of combustion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

True or false: typical boiler systems heat water up to about 160- 180°F

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

True or false: the home inspector Operate the controls of a fireplace normally use by the homeowner

A

True

19
Q

True or false: never switch from heat to cool and immediately?

A

True, could damage the heat exchanger. The AC Should be off for at least one hour

20
Q

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?

A

True

21
Q

What Level inspect and there’s a home inspector conduct regarding wood-burning devices?

A

Level one, non-invasive, visual

22
Q

Name disadvantages of forced air?

A

Airflow can very differently throughout the home, moving Eric and feel cool, they can also move odors

23
Q

What is an HRV?

A

He recovery vent to later, transfer of the 85% of the heat energy from the exhaust air

24
Q

There are loose, broken, disconnected flu pipes the buyers sellers should be informed per NYSOP?

A

True

25
Q

How far should a chimney be from the Upside slope Penetration of the roof?

A

3 feet

26
Q

What are some advantages of forced air furnaces

A

combined with the air conditioning, Filter out all the air, heat air quickly

27
Q

What are the minimum standards regarding the fireplace hearth?

A

2 inches thick, or firebox is minimum of 8 inches above the heart

28
Q

What’s the main problem with inspecting a cooling system?

A

Outside temp

29
Q

Where are zero clearance fireplace is used?

A

New construction in renovation projects

30
Q

What is a major safety component in the boiler system?

A

Sight glass/Hartford loop, Which prevents explosions

31
Q

Define Radiation?

A

Transfer of heat via infrared radiation from flames and hard surfaces to floors, furniture, walls, and people
Our masonry heater

32
Q

How does the air conditioning system work?

A

Works by removing the heat and humidity from the home, not by pumping cold air

33
Q

What’s wrong with a flu pipe that slopes towards a furnace?

A

Condensation could run back to the furnace, flu pipes are always slow away

34
Q

What distance does the electrical cut off switch need to be for the service technician?

A

5’

35
Q

How far should firewood be stored from the home?

A

10 feet

36
Q

True or false: air source in Geo exchange heat pumps are practical for northern climates

A

False, They use the earths temperature to change into heat

37
Q

Define convective heating?

A

Transfer of heat from one object to another via air, warm ocean air to the cool ocean sky

38
Q

What is a Wyeth?

A

The space between two chimney flue’s

39
Q

The New York State how many smoke detectors and CO2 detectors are required?

A

There should be one CO detector on each floor plus smoke detector and one smoke detector in each sleeping room

40
Q

Where can you find radiant heat?

A

Floors, walls, ceiling, baseboard or radiator

41
Q

When do you need to replace your oil tank?

A

If you answer yes to more than four questions regarding the condition of the tank

42
Q

Why shouldn’t inspector never rub their hands on her and oil tank?

A

Nodules/pin holes may be temporarily sealed from Rust or sludge deposits

43
Q

True or false: home inspectors do not disassemble components or equipment of the heating system.

A

True

44
Q

Define BTU?

A

The amount of energy needed to raise the temperature of 1 pound of liquid water 1°F

HI Module 4 (6 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions