Brainscape's Knowledge GenomeTM

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


See full index

HVAC/ Mechanical Trainig > Chapter 9: Installation of Specific Equipment > Flashcards

Chapter 9: Installation of Specific Equipment Flashcards

1
Q

Chapter 9 is primarily applicable to __________ gas utilization equipment.

A

Non industrial-type

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

Listed gas equipment shall be installed per the __________ or as elsewhere specified in Chapter 9 of the Mechanical code.

A

Listing and the manufacturer’s instructions

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

If the actual ceiling height of a room is greater than 8 feet, the volume of a room is figured on the basis of a ceiling height of ___________.

A

8 feet

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

Gas engine-powered air conditioners shall not be _______________.

A

Rigidly connected to the manufacturer’s instructions

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

Listed A/C equipment installed in rooms that are large in comparison with the size of the equipment shall be installed with clearances _____________.

A

Per the terms of their listing and the manufacturer’s instructions

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

A/C equipment installed in rooms not large in comparison with the size of the equipment shall be ____________.

A

listed for that installation

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

Can clearances be reduced using Table 5-3 for A/C equipment installed in rooms not large in comparison with the size of the equipment?

A

No

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

Clarence fro combustible material of not less than 18 inches is required above, at the sides, front and rear of all ___________.

A

Unlisted A/C equipment

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

When the furnace plenum is not supplied with the equipment, what procedure shall be followed?

A

Any plenum fabrication instructions provided by the manufacturer shall be followed

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

Means of interrupting the electrical supply to A/C equipment shall be provided within _____________ feet from the A/C equipment.

A

Within sight of and not more than 50 feet

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

Central-heating furnaces and low-pressure boiler installations in bathrooms or bedrooms are ________________.

A

Allowed if they are direct vent type

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

Unlisted central-heating furnaces and low-pressure boilers installed in rooms that are large in comparison with the the size of the equipment shall be installed with clearances of not less than ___________.

A

Those specified in table 9-1

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

Listed and unlisted central-heating furnaces and low-pressure boilers installed in rooms that are large in comparison with the size of the equipment may be installed with reduced clearences to combustable material provided that ____________.

A

Combustible material or equipment is protected per table 5-3

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

Clearance to central-heating furnaces a low-pressure boilers shall not interfere with ____________.

A

Accessibility for servicing

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

Front clearance to central-heating furnaces and low pressure boilers shall be _____________.

A

Sufficient for servicing the burner and the furnace or boiler

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

Listed central-heating furnaces shall have the clearance from supply ducts within 3 feet of the furnace plenum be not less than __________.

A

that specified from the furnace plenum

17
Q

Safety limit controls shall not be used as operating controls on ___________.

A

Steam and hot-water bolilers

18
Q

Means shall be provided for disposal of refrigeration coilcondensate and prevent dripping of condensate on the _______________.

A

Heating element

19
Q

Trap doors for roof access shall be at least ____________.

A

22 in. x 24 in

20
Q

Railings around gas equipment on roofs shall be at least __________ inches in height.

A

42 inches

21
Q

In lieu of providing fixed rails, guards, parapets. etc., gas equipment installed on roofs shall have at least a _________ foot clearance from any part of the equipment and the edge of a roof or similar hazard.

A

6 feet

22
Q

All stationary gas engines ________ be rigidly connected to the gas supply.

A

Shall not

23
Q

Appliances located on roofs or other elevated locations shall have which type of access?

A

Accessible

24
Q

Unless other means acceptable to the AHJ are used, equipment on roofs or buildings more than 15 feet in height shall _____________.

A

have an outside means of access to the roof

25
Q

How must Type 1 and Type 2 clothes dryers be exhausted?

A

Shall be exhausted to the outside air

26
Q

Unless listed for reduced clearances, listed Type 1 clothes dryers shall be installed with a minimum clearance of ________ inch(es) from adjacent combustible materials.

A

6 inches

27
Q

Makeup air with a minimum free area of 1 square inch for each 1,000 Btu/hr total input rating of the dryer installed is a code requirement for which type of dryer?

A

Type 2 clothes dryer

28
Q

What material must exhaust ducts for Type 1 clothes dryers be made out from?

A

Shall be rigid metallic material

29
Q

What material must exhaust ducts for type 2 clothes dryers be made from?

A

0.0195 sheet metal or other noncombustible material

30
Q

Where clothes dryer exhaust ducts pass through walls, floors, or partitions, the space around the duct shall be ________.

A

Sealed with noncombustible material.

31
Q

A decorative appliance for instillation in a vented fireplace shall be installed only in _______.

A

A vented fireplace having a working chimney flue

32
Q

A _________ shall be installed with a decorative appliance for installation in a vented fireplace.

A

Fireplace Screen

33
Q

Gas equipment installed in repair garages shall have air for combustion purposes obtained from __________.

A

Outside the building

34
Q

Unlisted floor furnaces shall not be installed ____________.

A

On combustible floors

35
Q

Floor furnaces shall ot be installed in the floor area of any ___________.

A

Passageway of any enclosure

36
Q

Floor furnaces shall be placed so that a door, drapery, or similar object can not be nearer than ________ inches to any portion of the register of the furnace.

A

12 inches

37
Q

When floor furnace required clearances to the general ground level are not possible, the ground below and to the sides shall be excavated to forma _______ pit under the furnace

A

Basin-like

HVAC/ Mechanical Trainig (7 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions