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ICA > ICA Module 1 Section 7 > Flashcards

ICA Module 1 Section 7 Flashcards

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1
Q

List 6 characteristics of a good chimney

A

BRICK, METAL GOOD MORTAR JOINTS, CLEAN FLUE, HIGH ENOUGH

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2
Q

Give a short definition of each term: chimney, flue & vent.

A

MASONRY SURROUNDING FLUE, SPACE THAT LETS SMOKE OUT, EXHAUSTS GAS

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3
Q

CHIMNEYS MAY HAVE MULTIPLE FLUES: T/F

A

TRUE

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4
Q

MASONRY CHIMNEYS USUALLY HELP SUPPORT WOOD-FRAME STRUCTURES.

A

FALSE

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5
Q

LIST 4 COMMON FUELS THAT NEED CHIMNEYS

A

WOOD, PROPANE, GAS, OIL

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6
Q

LIST 6 THINGS THAT AFFECT CHIMNEY DRAFT

A

HEIGHT, FLUE SIZE, OFFSET FROM VERTICAL IN CHIMNEY, APPLIANCES, # OF APPLIANCES USING CHIMNEY

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7
Q

LIST THE 5 BASIC COMPONENTS OF A MASONRY CHIMNEY

A

FOOTING, VENT CONNECTORS, CHIMNEY WALLS, FLUE COVER, CAP/CROWN

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8
Q

WHY IS CONDENSTION AN ISSUE IN CHIMNEYS

A

CAN SPALL/BREAK MASONRY AFTER FREEZING & EXPANDING IN MASONRY

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9
Q

LIST 15 COMMON CHIMNEY PROBLEMS

A

CRACKING, MISSING LINERS, TOO SHORT, TOO CLOSE TO STUFF, FLUE BUCKLED, MISSING CAP, MISSING MORTAR

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10
Q

LIST AT LEAST 5 IMPLICATIONS OF CHIMNEYS SETTLING OR LEANING

A

FALLING, FIRE HAZARD, GAS ENTRY INTO HOUSE FROM CRACKS, WATER LEAKAGE

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11
Q

LIST 4 IMPLICATIONS OF CRACKED CHIMNEYS

A

WATER LEAKAGE, FAILURE, INCREASED MAINTENANCE, FIRE HAZARD, EXHAUST INTERUSE

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12
Q

WHAT IS THE MAXIMUM THAT A CHIMNEYCAN BE OFFSET FRO VERTICAL?

A

30 DEGREES

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13
Q

HOW FAR SHOULD A MASONRY CHIMNEY EXTEND ABOVE THE ROOF?

A

3 FEET

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14
Q

15 FEETWHAT IS THE MINIMUM TOTAL HEIGHT FOR A CHIMNEY SERVING A WOOD STOVER?

A
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15
Q

WHEN DID MASONRY CHIMNEYS START TO GET BUILT WITH CLAY LINERS?

A

EARLY 1900S

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16
Q

YOU CAN TELL WHETHER A CHIMNEY IS LINED BY LOOKING FOR A LINER EXTENDING ABOVE THE TOP T/F

A

FALSE

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17
Q

GENERALLY SPEAKING, HOW FAR SHOULD WOOD-FRAMING MEMBERS BE KEPT AWAY FROM MASONRY CHIMNEYS?

A

2 INCHES

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18
Q

TWO WOOD-BURNING FIREPLACES CAN SHARE A SINGLE FLUE, AS LONG AS THEY ARE ON THE SAME FLOOR LEVEL. T/F

A

FALSE

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19
Q

B VENTS ARE TYPICALLY USED FOR WHICH FUELS?

A

NATURAL GAS, PROPANE

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20
Q

L VENTS ARE TYPICALLY USED FOR WHICH FUELS?

A

GAS, OIL

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21
Q

CLASS A CHIMNEYS ARE YPICALLY USED FOR WHICH FUELS?

A

OIL, WOOD

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22
Q

FACTORY-BUILT CHIMNEYS (SUPER CHIMNEYS) ARE TYPICALLY USED FOR WHICH FUELS?

A

SOLID

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23
Q

ANY B-VENT CAN BE INSTALLED UP THE OUTSIDE OF A HOUSE. T/F

A

FALSE

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24
Q

METAL CHIMNEYS OFTEN HAVE SEVERAL FLUES. T/F

A

TRUE?

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25
LIST AT LEAST 12 COMMON METAL CHIMNEY VENT PROBLEMS
NOT LABELED, SECTIONS NOT WELL SECURED, NOT WELL SUPPORTED, INADEQUATE CLEARANCE FROM CONBUSTIBLES, RUSTING, NOT THROUGH ROOF
26
LIST AT LEAST ONE IMPLICATION FOR EACH OF THESE CONDITIONS FOR CHIMNEY VENT PROBLEMS.
CAUSE FIRE, KILL PEOPLE
27
LIST AT LEAST ONE INSPECTION STRATEGY FOR EACH OF THE CHIMNEY PROBLEMS.
VISUAL INSPECTION
28
METAL CHIMNEYS THAT EXTEND MORE THAN ___ FEET ABOVE THE ROOF SHOULD BE LATERALLY SUPPORTED.
5 FEET
29
METAL CHIMNEYS FOR WOOD FIREPLACES TYPICALLY NEED __ INCHES OF CLEARANCE FROM COMBUSTIBLES.
2 INCHES
30
WHAT PART OF METAL CHIMNEYS OFTEN RUST?
SECTIONS ABOVE ROOF LINE
31
IT IS GOOD PRACTICE TO CONNECT A METAL CHIMNEY TO A MASONRY CHIMNEY PARTWAY UP A HOUSE SO THAT THE EXTERIOR PART OF THE CHIMNEY IS MASONRY. T/F
FALSE
32
DEFINE CREOSOTE
SOOT/BLACK POWDERY FLAKY SUBSTANCE
33
WHICH CHIMNEY IS LIKELY TO HAVE A HEAVIER CREOSOTE DEPOSIT--A WARM CHIMNEY OR A COLD CHIMNEY?
COLD
34
LIST 2 TYPES OF WOOD-BURNING FIREPLACES.
FACTORY BUILT, MASONRY
35
FIREPLACES CAN BE BUILT-IN OR FREESTANDING. T/F
TRUE
36
FIREPLACES ARE DESIGNED AS A PRIMARY HEATING SOURCE IN MOST CASES. T/F
TRUE
37
LIST 8 BASIC COMPONENTS OF A MASONRY FIREPLACE
FIREBOX, CHIMNEY MANTEL, ASH PIT, FOOTING, GLASS DOORS, GAS IGNITER
38
FACTORY-BUILT FIREPLACES DO NOT HAVE A SOMKE SHELF. T/F
TRUE
39
HOW FAR SHOULD COMBUSTIBLES BE FROM CLEANOUT DOORS?
6"
40
HOW FAR SHOULD COMBUSTIBLES BE FROM FIREPLACE OPENINGS?
6"
41
HOW FAR ABOVE FIREPLACE OPENINGS SHOULD COMBUSTIBLES BE IF THEY PROJECT OUT BEYOND THE OPENING BY 11/2 INCHES?
12"
42
HOW FAR SHOULD COMBUSTIBLES BE FROM THE FIREBOX WALLS?
4"
43
HOW FAR SHOULD COMBUSTIBLES BE FROM CHIMNEYS?
2"
44
HOW FAR SHOULD COMBUSTIBLES BE FROM AN OUTSIDE COMBUSTION-AIR INLET DUCT?
2"-9"
45
ZERO-CLEARANCE FIREPLACES DO NOT TYPICALLY REQUIRE ANY CLEARANCE FROM COMBUSTIBLES AT THE TOP OF THE FIREBOX.
TRUE
46
A HOME INSPECTION INCLUDES AN ANALYSIS OF THE QUALITY F CHIMNEY DRAW FOR A FIREPLACE. T/F
TRUE
47
BASEMENT FIREPLACES TYPICALLY DRAW BETTER THAT FIRST OR SECOND FLOOR FIREPLACES BECAUSE THE CHIMNEY IS TALLER. T/F
FALSE
48
SMOKE ON A MANTEL ALWAYS MEANS A POOR DRAFTING FIREPLACE. T/F
FALSE
49
MATCH THE WORDS THAT GO TOGETHER: HEARTH FRONT HEARTH INNER HEARTH OUTER HEARTH BACK HEARTH HEARTH EXTENSION
HEARTH/HEARTH EXTENSION, INNER HEARTH/OUTER HEARTH, BACK HEARTH/FRONT HEARTH
50
INSIDE THE FIREBOX OF A MASONRY FIREPLACE, THE SURFACE OF THE HEARTH IS TYPICALLY WHAT MATERIAL?
FIREBRICK
51
THE HEARTH EXTENSION TYPICALLY SITS ON __INCHES OF__.
4' CONCRETE
52
HEARTHS SHULD EXTEND __INCHES OUT IN FRONT AND __INCHES TO EITHER SIDE OF THE FIREPLACE OPENING.
16', 8'
53
IF THE FIREBOX IS RAISED, THE HEARTH EXTENSION CAN BE SMALLER. T/F
FALSE
54
7 COMMON HEARTH PROBLEMS
TOO SHORT, SETTLED CRACKED, WRONG MATERIAL, TOO THIN, EVIDENCE OF OVERHEATING
55
FUNCTION OF A FIREBOX
CONTAIN FIRE
56
A COMMON MIMIMUM FIREBOX DEPTH REQUIREMENT IS _ INCHES
20"
56
METAL FIREBOXES SHOULD BE MORTARED TIGHTLY TO THE MASONRY OF THE FIREPLACE
FALSE
56
CLAY TILE LINERS SHOULD BE SUPPORTED ON METAL FIREBOXES
TRUE
56
LINTELS SHOULD BE MORTARED TIGHTLY INTO PLACE T/F
FALSE
56
ZERO-CLEARANCE FIREPLACES REQUIRE FOOTINGS & FOUNDATIONS. T/F
FALSE
56
LIST 8 COMMON FIREBOX PROBLEMS
LOOSE MORTAR, CRACKED, RUSTED (METAL), WRONG MATERIALS, TOO SHALLOW, LINTELS RUSTED
56
LIST 2 FUNCTIONS OF A FIREPLACE DAMPER
EXHAUST, KEEP COLD AIR OUT
57
CAN DAMPERS EVER BE AT THE TOP OF THE CHIMNEY?
YES
58
WOULD YOU EVER FIND A DAMPER THAT WAS PERMANENTLY OPEN?
NO
59
LIST 6 COMMON DAMPER PROBLEMS
MISSING, RUSTED, LOOSE, TOO SMALL
60
DESCRIBE THE LOCATION & SHAPE OF THE THROAT, THE SMOKE SHELF, & THE SMOKE CHAMBER.
THROAT= TOP OF FIREBOX, SMOKE SHELF, BEHIND DAMPER, SMOKE CHAMBER=ABOVE DAMPER
61
CALDESCRIBE THE CHARACTERISTICS OF A WELL-DESIGNED & WELL-BUILT SMOKE CHAMBER
45 DEGREES OR LESS OFF VERTICAL
62
LIST 7 PROBLEMS WITH THROATS, SMOKE SHELVES, & SMOKE CHAMBERS.
MISSING, DEBRIS, EXCESS SLOPE, WOOD FORMS NOT REMOVED, RUST (METAL)
63
LIST 6 FIREPLACE, FACE, OR BREAST PROBLEMS
CRACKED, LOOSE, TOO THICK, COMBUSTIBLE SUBSTANCES
64
LIST 2 REASONS WHY OUTDOOR COMBUSTION AIR FOR FIREPLACES MAY BE A GOOD IDEA
MAKE MORE EFFICIENT, BETTER AIR FLOW
65
LIST 4 TYPES OF ELECTRIC HEATING
SPACE HEATERS, FURNACES, BOILERS, RADIANT HEATING
66
LIST ATLEAST 20 ELECTRICAL PROBLEMS THAT YOU MIGHT FIND ASSOCIATED WITH ANY ELECTRIC RESISTANCE HEATING SYSTEM
WIDE OVERHEATING, WIRE DAMAGED, LOOSE CONNECTORS, OPEN SPLICES, WIRES TOO SMALL, LOOSE CONNECTIONS
67
WHICH IS MORE DANGEROUS A 20-VOLT HEATER ON A 120-VOLT CIRCUIT OR A 120-VOLT HEATER ON A 240-VOLT CIRCUIT?
120-VOLT ON 240-VOLT
68
LIST 9 PROBLEMS SPECIFIC TO ELECTRIC SPACE HEATERS.
NOT WORKING, DIRTY FINS, OBSTRUCTED, NOISY FANS, RUSTED HEATING
69
WHAT ARE COMMON SIZES FOR ELECTRIC FURNACES?
10-30 KILOWATT (INCLEMENTS OF 5 KILOWATTS)
70
BRIEFLY DESCRIBE THE OPERATION OF A SEQUENCER
TO SEQUENCE FUNCTIONS SO THEY DON'T ALL COME ON AT ONCE
71
DESCRIBE HOW A STAGED ELECTRIC FURNACE WOULD COME ON.
WHEN THE FURNACE CALLS FOR HEAT (ITS COLD), THE ELEMENT TURNS ON
72
CAN YOU LOOK AT THE ELEMENTS ON AN ELECTRIC FURNCAE OR BOILER?
NO
73
WHAT IS THE NORMAL SETTING OF A HIGH-TEMPERATURE LIMIT FOR AN ELECTRIC FURNACE?
200
74
WHAT IS A SALI SWITCH?
A SWITCH THAT PROTECTS THE ELEMENTS FROM OVERHEATING. IF THERE IS NO AIRFLOW THE SWITCH WILL NOT ALLOW ELEMENTS TO HEAT UP
75
WHAT IS THE TYPICAL TEMPERATURE RISE ON AN ELECTRIC FURNACE?
50-60 DEGREES
76
LIST 2 COMMON PROBLEMS SPECIFIC TO ELECTRIC FURNACES.
ELEMENTS OR SEQUENCES NOT WORKING

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