Jim's Practice Test 2 Flashcards
1
Q
- When inspecting an A/C unit, you find supply air to be 64° and return air to be 90°, what would you report?
a. Change filter
b. Ok
c. Call technician
d. None of the above
A
Call technician
2
Q
- A furnace has a pilot/thermocouple setup. What is the safety feature that shuts down the furnace?
a. Thermocouple
b. Pilot
c. Gas valve
d. None of the above
A
Thermocouple
3
Q
- What does an A/C compressor do?
a. Pressurizes the refrigerant gas in order to raise its temperature
b. Lowers temperature of gas
c. Releases heat from the compressor to outside
d. Raises temperature of the liquid
A
Pressurizes the refrigerant gas in order to raise its temperature
4
Q
- Where will you find a drip leg on a gas heating unit?
a. On the condensate line
b. Where the gas line turns to meet the heating unit
c. There is none
d. At the thermocouple
A
Where the gas line turns to meet the heating unit
5
Q
- A plastic goose neck pipe on the side of the house is most likely for:
a. Underground storage tank
b. For sauna
c. Vent for drain
d. Fresh air vent for a high efficiency furnace
A
Fresh air vent for a high efficiency furnace
6
Q
- Stair railing must be:
a. Maximum of 38” high
b. Hand grip maximum of 2” in diameter
c. Ends shall return to wall or newel post
d. Both a and c
A
Both a and c
Maximum of 38” high
Ends shall return to wall or newel post
7
Q
- Guardrails:
a. Required for a drop of 30” or greater
b. 4” opening between rails is maximum
c. Must be at least 36” high
d. All of the above
A
All of the above
Required for a drop of 30” or greater
4” opening between rails is maximum
Must be at least 36” high
8
Q
- Which coat of stucco siding can be eliminated?
a. Finish coat
b. Rough base coat
c. Paint
d. None
A
None
9
Q
- EIFS siding is?
a. Synthetic stucco
b. Fiberboard
c. Comes in 4x8 sheets
d. None of the above
A
Synthetic stucco
10
Q
- The major concern with EIFS siding is:
a. Trapped moisture cannot escape; thereby damaging the structure behind it.
b. 4x8 sheets have a tendency to come loose
c. It is too costly to install
d. All of the above
A
Trapped moisture cannot escape; thereby damaging the structure behind it.
11
Q
- A statement in a report states a low slope roof appears to be in good shape for its age. This is an:
a. Inappropriate comment
b. Engineering comment
c. Conclusion or finding
d. Description
A
Conclusion or finding
12
Q
- A statement in a report reads ‘Foundation improperly designed for these soil conditions is:
a. ASHI required statement
b. Engineering comment
c. Conclusion or finding
d. B & C above
A
B & C above
Engineering comment
Conclusion or finding
13
Q
- A house that you are inspecting has an unlit pilot. What is your requirement as an inspector?
a. Light the pilot
b. Come back and re-inspect after someone else has lighted the pilot
c. Report that the pilot was out
d. None of the above
A
Report that the pilot was out
14
Q
- Plumbing vents must be as follows:
a. 10’ horizontally from a window
b. Minimum 12” from any vertical surface
c. Terminate at least 6” above roof
d. All of the above
A
All of the above
10’ horizontally from a window
Minimum 12” from any vertical surface
Terminate at least 6” above roof
15
Q
- Visualize a basement stairway with one side against a wall. What is not a safety hazard?
a. Open railing on open side
b. Odd risers
c. Torn carpet
d. No handrail on wall side
A
No handrail on wall side
16
Q
- Maximum acceptable riser height is:
a. 7 ¾” to 8”
b. 8” to 9”
c. 5” to 6”
d. 6” to 7”
A
7 ¾” to 8”
17
Q
- The largest tread run within any flight of stairs should not exceed the smallest by more than:
a. 3/16”
b. 3/8”
c. 1/4”
d. 1/2”
A
3/8”
18
Q
- Three wires at a masthead, one tied back. What kind of service:
a. 100 amp
b. 60 amp
c. 240 volt
d. None of the above
A
None of the above
19
Q
- When inspecting a stairway, a hazard is present if the riser heights vary by more than:
a. 1/4”
b. 3/8”
c. 1/2”
d. 3/4”
A
3/8”
20
Q
- The defrost cycle on a heat pump occurs when the outside temperature is cold, usually at or below:
a. 50° F
b. 37° F
c. Below 0°
d. None of the above
A
37° F
21
Q
- A heat pump running in the heat mode should:
a. Suction line will be cool to the touch
b. Discharge air from outside coil that is cooler than ambient air.
c. Discharge air from inside coil that is between 90° to 105° F.
d. All of the above
A
All of the above
Suction line will be cool to the touch
Discharge air from outside coil that is cooler than ambient air.
Discharge air from inside coil that is between 90° to 105° F.
22
Q
- When a heat pump is installed as a retro-fit into an existing system and the ducts are too small, what will happen:
a. Nothing
b. Unit is starved for air due to poor circulation
c. High temperature caused by reduced air flow can damage the compressor
d. B & C above
A
B & C above
Unit is starved for air due to poor circulation
High temperature caused by reduced air flow can damage the compressor
23
Q
- Heat pump - A loss of refrigerant will:
a. Frost up lines on cooling mode
b. Over-heat on heating mode
c. Be of no consequence
d. A & B above
A
A & B above
Frost up lines on cooling mode
Over-heat on heating mode
24
Q
- Geothermal heat pumps compared to air-to-air are:
a. More efficient
b. Do not lose efficiency as outside air temperature drops
c. More expensive to install
d. All of the above
A
All of the above
More efficient
Do not lose efficiency as outside air temperature drops
More expensive to install
25
Q
- A dirty filter can cause:
a. High compression ratio and failure of evaporator
b. Reduced air flow and lower return air temperature
c. Clogged condensate drain line and condensate flooding
d. All of the above
A
Reduced air flow and lower return air temperature
26
Q
- A metering device is used to:
a. Keep track of coolant use
b. Measure the energy use
c. Reduce pressure on coolant
d. Allow condensate to flow slowly
A
Reduce pressure on coolant
27
Q
- In the cooling cycle of a heat pump, the condensing coil is located:
a. Outside
b. Inside
c. Both A&B
d. None of the above
A
Outside
28
Q
- During a heating season, the outside coil will go into a defrost cycle every 90 minutes and last for:
a. 10 minutes
b. 15 minutes
c. 20 minutes
d. 30 minutes
A
10 minutes
29
Q
- Heat strips are measured in KW. Each strip is equal to approximately:
a. 5 KW
b. 10 KW
c. 30 KW
d. 15 KW
A
5 KW
30
Q
- Which of the following insulation materials is not a potential carcinogen?
a. Styrofoam
b. Urea formaldehyde foam
c. Fiberglass
d. Asbestos
A
Styrofoam
31
Q
- A fairly common reason for poor air flow in a forced air furnace is:
a. Dirty air filter
b. Poor fan operation
c. Large hole in the heat exchanger
d. A & B above
A
A & B above
Dirty air filter
Poor fan operation
32
Q
- The function of a heat anticipator is:
a. To help to adjust the thermostat controls for ease of operation
b. To turn the furnace off a few degrees below the setting to prevent over-shooting of thermostat setting
c. To assist the furnace blower in operation
d. To reduce greenhouse gases
A
To turn the furnace off a few degrees below the setting to prevent over-shooting of thermostat setting
33
Q
- What is the average life expectancy of a 235 lb. asphalt shingle roof?
a. 15-20 years
b. 10-15 years
c. 20-25 years
d. 25-30 years
A
15-20 years
34
Q
- Inspectors are required to report on:
a. Garage door opener remotes
b. Garage door openers
c. Underground sprinkler systems
d. None of the above
A
Garage door openers
35
Q
- The preferred way to place a girder in a pocket of a concrete foundation is:
a. To leave 1/2” clearance at the ends and sides of the girder
b. To install felt paper between the girder and the concrete
c. To install pressure-treated wedges between the girder and the concrete
d. To foam-pack any voids between the girder and the foundation
A
To leave 1/2” clearance at the ends and sides of the girder
36
Q
- The proper heights of electrical wires over a backyard and from a balcony or window are:
a. 12’ & 3’
b. 10’ & 3’
c. 10’ & 2’
d. 12’ & 4’
A
10’ & 3’
37
Q
- Aluminum branch wiring was recommended as a substitute for scarce and expensive copper wire approximately when:
a. 1940 – 1950
b. 1965 – 1975
c. 1975 – 1985
d. 1955 – 1965
A
1965 – 1975
38
Q
- What is the minimum bearing for a wood beam on a column?
a. 3 ½”
b. 4”
c. 3”
d. 5”
A
3”
39
Q
- Doors connecting the garage and house should:
a. Be weather stripped
b. Self-closing (required in most areas)
c. Be solid-core wood or metal
d. All of the above
A
All of the above
Be weather stripped
Self-closing (required in most areas)
Be solid-core wood or metal
40
Q
- Good stair design has a maximum rise of to and a minimum tread width of .
a. 7 ¾” to 8” and 10”
b. 8” to 8 ¼” and 10”
c. 8” to 9” and 11”
d. 7” to 7 ½” and 11”
A
7 ¾” to 8” and 10”
41
Q
- Asphalt shingles can be installed on pitches as low as if the roof is first covered with non-perforated saturated felt paper:
a. 5/12
b. 2/12
c. 3/12
d. 4/12
A
2/12
42
Q
- It is preferable to put wood shingles and shakes over what type of roof sheathing to allow them to dry quickly:
a. Plywood
b. OSB
c. 1x10
d. Spaced
A
Spaced
43
Q
- Blisters and bubbles on a built-up roof usually indicate:
a. That there is moisture trapped between the plies of felt
b. That the gravel needs to be replaced
c. Lack of proper ventilation in the attic
d. Chimney flashing problems
A
That there is moisture trapped between the plies of felt
44
Q
- You see three service entry wires coming into a panel. What is the service?
a. 240/480 volt
b. 120/240 volt
c. 100 amp
d. 200 amp
A
45
Q
- When does a built-up roof need flood coating?
a. Delamination is occurring
b. Stain on ceiling
c. Tar paper showing
d. Gravel is missing
A
Stain on ceiling
46
Q
- You observe a single-wall flue 2” from wood framing. What would you report:
a. Safety hazard
b. Monitor
c. Contact experts
d. Say nothing
A
Safety hazard
47
Q
- Each plumbing vent pipe shall extend through its flashing and shall terminate vertically not less than:
a. 12” above roof line
b. 6” above roof line
c. No requirement
d. 24” above roof line
A
6” above roof line
48
Q
- Double-tapping on a circuit breaker is allowed:
a. Never
b. 15-amp circuit only
c. Panel space is limited
d. Breaker is designed for double-tapping
A
Breaker is designed for double-tapping
49
Q
- A plug fuse rated at 30 amps is color coded (usually):
a. Blue
b. Green
c. Red
d. Black
A
Green
50
Q
- A hydronic or forced hot water circulating system is:
a. An open system subject to atmospheric pressure
b. Closed to the atmosphere and under pressure
c. Closed system in which only the supply is under pressure
d. An antiquated way of heating residential structure
A
Closed to the atmosphere and under pressure
