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Carpentry > C-2 > Flashcards

C-2 Flashcards

1
Q

What is the difference between a portable power tool and a stationary one

A

Stationary power tools are stationed in place and aren’t often moved

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2
Q

What is a pneumatic tool

A

A tool that is powered by compressed air

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3
Q

How does a jigsaw differ from a reciprocating saw

A

Jigsaw is smaller and has a blade under, the reciprocating saw has the blade in the front

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4
Q

Should a power mitre saw be used to rip lumber

A

No

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5
Q

What is a rotary hammer used for

A

Drilling in concrete or rock

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6
Q

What is a demolition hammer used for

A

Punching a hole through or breaking concrete, rock or asphalt

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7
Q

Name three types of routers

A

Standard, plunge and laminate trimmer

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8
Q

What are belt sanders used for

A

To smooth and shape wooden pieces. They are used when a lot of material needs to be removed also to fit countertops to uneven wall surfaces

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9
Q

What are the advantages of a coil nailer compared to a strip nailer

A

Coil nailers hold more nails, are more compact for tight nailing situations, and shoot round head nails. Most have aggressive toenailing teeth to grip lumber

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10
Q

What type of portable power tool does not need to be grounded

A

Double insulated

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11
Q

What is the purpose of a ground-fault circuit interrupter

A

The breaker will trip before injury occurs

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12
Q

What are the 3 major causes of injury when using power tools

A

Lack of experience/knowledge, unexpected events, lack of attention

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13
Q

What maintenance is required if there is excessive sparking at the brushes

A

Replace the brushes

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14
Q

Why should heavy gauge wire be used for extension cords

A

To ensure adequate amperage supply

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15
Q

What is the minimum wire size for 100 foot long extension cords connected to a tool that draws 14 amps

A

12 gauge

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16
Q

Is a 14 gauge AWG wire thicker than an 18 gauge wire

A

Yes

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17
Q

What identifies the size of a portable circular saw and what is the most common size for a corded saw

A

Diameter of the largest blade the saw can use. And 7 1/4”

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18
Q

What is another name for the base plate

A

Shoe (foot)

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19
Q

What should the saw blade depth be set to

A

1/4” deeper than the thickness of wood being cut

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20
Q

What should be done if the saw blade vibrates when running

A

Do not use

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21
Q

Explain the term hook angle

A

The angle formed between a radial line extending to the tip of the tooth and the gullet of the tooth

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22
Q

Explain how to keep the face of a door from chipping when trimming it with a portable circular saw

A

Score the cut line with a sharp knife

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23
Q

Should the good side be up or down when cutting for finishing work

A

Good side down

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24
Q

What causes kickback

A

The saw kerf closing (pinching) on a spinning blade

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25
Q

Should the rated blade speed be less or greater than the rated non load speed of the saw

A

Greater

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26
Q

After making a pocket (plunge) cut is it safe to cut backwards to finish the cut

A

No

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27
Q

Can having someone catch the off cut contribute to kickback

A

Yes

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28
Q

What is the name for a cut with two angles

A

Compound mitre

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29
Q

What type of blade will reduce waste

A

Thin rim blade

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30
Q

Why are 12” mitre saws limited in how powerful they can be made

A

The maximum power source for portable tools in Canada is 120 volts

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31
Q

What is the purpose of the mitre detent override

A

Allows detent action to be locked out allowing for micro adjustments to any mitre angle

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32
Q

How are the tool mount pads secured

A

By clamping, bolting, or nailing the saw to a flat work surface

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33
Q

What is the microfine mitre adjustment system used for

A

Allows for fine adjustment of the detent angles

34
Q

Where are the adjustment and blade changing tools stored

A

The rear cover tool storage

35
Q

How is the size of a portable electric drill designated

A

The maximum diameter drill the chick will accept

36
Q

What type of drill is suitable for use as an electric screwdriver

A

Drills with variable speed, and forward/reverse modes

37
Q

What are hammer drills used for

A

Drilling concrete, masonry, or natural stones

38
Q

What’s the difference between a hammer drill and a rotary hammer drill

A

A rotary hammer can drill larger diameter holes, it hammers about 10 times harder, and it has a hammer only mode

39
Q

When using a drywall screwgun to fasten gypsumboard to a stud, where should the screw sit when screwing is complete

A

Just below the face of the board, but it must not tear the paper cover

40
Q

When using a drywall screwgun, when does the screwdriver bit start to turn

A

When pressure is applied to its tip

41
Q

Screws must be positioned at an angle that is ___________ to the face of gypsumboard

A

Perpendicular (to the face of the wallboard)

42
Q

Can an electric screwdriver withdraw a screw as well as install it

A

Yes

43
Q

Why is it advantageous to work with a screwdriver with a magnetic tip

A

Magnetic heads hold the screws onto the bit

44
Q

What device supplies power to a pneumatic portable tool

A

A compressor

45
Q

If a compressed air system contains an inline lubricator, the lubricator must be no more than _______ metres from the air tool

A

15

46
Q

If the portable system feeding compressed air to a nailer or stapler does not contain a lubricator, what rule about lubrication should you follow

A

2-3 drops of air tool oil every 2 hours of operation, unless designed for oil free operation

47
Q

List the problems to look for when inspecting the air supply hose to a portable power tool

A

Fraying, kinks, loose fittings, air leaks, dirt in the fittings and corrosion of fittings

48
Q

Must an air hose to a portable power tool be free of water

A

Yes

49
Q

How should you store the hose for a portable air supply system

A

With the ends connected

50
Q

What two tool parts must be depressed before a nailer or stapler will set a fastener

A

Work contacting element and trigger

51
Q

What protective equipment must you wear when you operate an air powered nailer or a stapler

A

Eye protection, hearing protection and steel toes

52
Q

Why is it necessary to use air connectors (not couplers) with an air powered stapler or nailer

A

A coupling may hold air in the tool keeping it live for an unexpected short

53
Q

Before you load a nailer, what two things must you be sure to do to the tool

A

Disconnect the air supply and make sure nailer is set for desired length of nails

54
Q

How is the depth of drive set

A

By adjusting the work contacting element up or down

55
Q

Which stroke does the jigsaw normally cut on (up or down)

A

Upstroke

56
Q

What is the purpose of a plastic shoe cover

A

To protect the workpiece finish from the vibration of the saw

57
Q

Should the good side of the workpiece be up or down

A

Down

58
Q

What is the advantage of an orbital action stroke

A

More aggressive and quicker cuts

59
Q

In relation to blades, what does TPI stand for

A

Teeth per inch

60
Q

How do you steer a jigsaw when cutting a curve

A

By moving the rear of the saw in the opposite direction

61
Q

With a jigsaw, you can make a plunge cut without having to drill a hole first ( T or F)

A

True

62
Q

In which direction does the blade of a jigsaw move, in relation to the horizontal saw base

A

Up and down

63
Q

In which direction does the blade of a reciprocating saw move, in relation to the saw body

A

In and out

64
Q

What is another common term for battery powered tools

A

Cordless tools

65
Q

Describe the difference between a battery powered screwdriver and an impact driver

A

Impact drivers have more torque and speed

66
Q

What is the clutch system used for on a battery powered drill

A

To prevent overdriving of screws and to prevent breaking smaller diameter screws

67
Q

Will overworking a tool damage it

A

Yes

68
Q

How is the power of a battery powered tool rated

A

By battery voltage and amperage

69
Q

Do battery powered tools have to be grounded

A

No

70
Q

What should be done before changing a blade in a battery powered saw

A

Remove the battery

71
Q

Are battery powered tools less dangerous than 120 volt tools

A

No

72
Q

How many watts of electrical energy can a heavy duty generator provide

A

2 million watts

73
Q

What type of fuel do light duty generators usually use

A

Gas

74
Q

What alternative feuls can be used

A

LP gas (propane), and natural gas

75
Q

How many watts of power does a 120 volt 8 amp electric drill require

A

8 x 120 = 960 watts

76
Q

Which parts of the generator controls the fuel supply

A

Fuel valve

77
Q

What is the roll cage used for

A

To protect the generator from damage and to provide a carry handle

78
Q

Which parts of the generator must be turned on to allow the engine to start

A

Fuel valve and the on/off switch

79
Q

Why are the DC terminals not insulated

A

DC current is only 12v

80
Q

When are the air and fuel filters inspected on generators

A

When replacing the crankcase oil

81
Q

What must be done when storing a portable generator for four months

A

Drain the fuel from the tank and carburetor bowl, store in a dry place

Carpentry (2 decks)

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