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Module 7 > 7.2 And 7.3 > Flashcards

7.2 And 7.3 Flashcards

1
Q

What has to be put on tools

A

Corrosion resistant finishes and sealed mechanisms

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2
Q

How can basic tools be cleaned

A

A stiff brush or rag

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3
Q

How do you clean a work bench metal and wooden

A

Metal - cleaned with an oily rag
Wooden - with a stiff brush

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4
Q

How should you maintain a vice

A

Wipe over frequently with an oily rag, lubricate the moving jaw screw bearings and threads

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5
Q

How should you maintain a drilling machine

A

Cleaned inspected and regularly lubricated

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6
Q

How should grinders be maintained

A

Keep clean from dust as much as possible, bearings should be lubricated regularly, but oil and grease can’t come into contact with the grinding shell

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7
Q

How should motor drives be maintained

A

Must be kept clean and free of dust both externally and internally, must have regular maintenance from authorised personnel

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8
Q

How should measuring instruments be maintained

A

Stored in their own protective case

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9
Q

How should drill bits and reamers be maintained

A

Drill bits - kept in a drill bit stand when not in use
Reamers - kept in boxes or laid in grooved trays for various sizes of reamers

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10
Q

What must part 145 have a method for

A

Tool control

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11
Q

What should you do if a tool is missing

A

Report it to a supervisor

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12
Q

Why is tool control so important

A

Because it can lead to loss of life or loss of aircraft depending on the damage

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13
Q

Why is it more common for personal tools to not be allowed in a part 145

A

Because it ensure better tool control through the company stores

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14
Q

What should be used in the trays of tool kits

A

Shadow foam

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15
Q

What is a shadow board

A

Storage of pliers, screwdrivers, ratchets, spanner’s, hammers as well as other tools are kept and can easily be seen if a tool is missing

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16
Q

What should you use if taking a tool for, a shadow board or stores

A

A tool tag

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17
Q

If using personnel tools what do you need

A

A tool list

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18
Q

When checking out a specialised tool what is needed and what is recorded

A

A tool tag and the person checking it out name

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19
Q

What do you do if at the end of your shift you want to transfer a tool to another engineer

A

Transfer there tool tag for yours

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20
Q

What is the most important check with tools

A

End of shift check

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21
Q

What happens if there is an outstanding entry in stores

A

An investigation is carried out to look for the tool because it can become FOD

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22
Q

Can tools that require recalibration be sent off before the expiry date

A

Yes

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23
Q

What must be available for all materials used in the workshop

A

Material safety data sheets (MSDS)

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24
Q

Where must many aircraft seal earns be stored

A

In a refrigerator

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25
Q

What is a dimension

A

A measurable limit

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26
Q

What is tolerance

A

Total amount by which a given dimension is allowed to vary

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27
Q

What are most tolerances

A

Bilateral

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28
Q

When can a tolerance be used

A

Examining the dimension of a single part or when comparing the dimensional relationship between two parts

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29
Q

What is a clearance fit

A

A fit that allows sliding or rotating between two parts

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30
Q

What is an interference fit

A

When the dimension of two parts overlap

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31
Q

What is an allowance

A

Minimum clearance space intended between two parts

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32
Q

How is the allowance worked out

A

Difference between maximum material dimensional limits of mating parts creates the allowance

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33
Q

What is workmanship

A

Skill, quality, result

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34
Q

What do standard of workmanship depend on

A

The person doing the work and the tools they have

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35
Q

How do you know if the tool is calibrated

A

A labelling system that says when it was last calibrated and when it next needs to be calibrated

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36
Q

What should all maintenance organisations keep when it comes to calibrated tools

A

A register that specifies the tools that need periodic calibration

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37
Q

The interval of the inspections and calibrations should be in accordance with who

A

The manufacturer

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38
Q

Sensitive instruments like electrical instruments should be calibrated when and by who

A

Before use by the user and also a periodic calibration

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39
Q

If an item is showing signs of damage or when the measurement is in doubt what should you do

A

Label unserviceable and must not return to service until determined serviceable

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40
Q

What must you check before using any calibrated tool

A

That it’s within its calibration date and that it is properly calibrated

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41
Q

Why is calibration essential on a torque wrench

A

Accuracy and longevity

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42
Q

What is the best way to check a torque wrench

A

Use a torque analyser

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43
Q

What is the analyser

A

A calibrated instrument to which the torque wrench is attached and required force is applied

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44
Q

Who carries out calibration of torque wrenches

A

Approved personnel

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45
Q

How are pressure gauges and transmitters calibrated

A

By hydraulic pumps which use wither water or oil

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46
Q

Is it possible for micrometers to slip out of calibration

A

Yes

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47
Q

What do all screwdrivers come in

A

Various sizes

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48
Q

How can you determine the size of a flat head

A

By the blade gauge (thickness) and blade width

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49
Q

How much of the screw must the screwdriver tip fill

A

75%

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50
Q

Where is the use of a slotted screwdriver used on aircraft

A

Quick release fasteners for various access doors, panels trim and so on

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51
Q

What’s the difference between Phillips and reed and prince

A

Philips has a slightly larger centre in the cross and the Philips screwdriver is blunt

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52
Q

What is the point angle on a Philips screwdriver

A

30°

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53
Q

Why is it important to pick the correct size screw head

A

So you don’t round off the screw and bounce out

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54
Q

What is the reed and prince screw tip like

A

Pointy

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55
Q

What is the reed and prince point angle

A

45°

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56
Q

What screws are reed and prince screw drivers used with

A

Fears on screws

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57
Q

What is the pozidriv

A

An improved version of Philips

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58
Q

Because of its design what does it have more of than Philips

A

Contact area

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59
Q

Why should you take care when using a posidriv screwdriver

A

Can be easily mistaken with a Philips

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60
Q

Where are posidriv screws and screwdrivers

A

Same place as Philips where more torque is required

61
Q

What are torx screwdrivers also known as

A

Star drives

62
Q

What do torx provide the ability to do

A

Apply more torque to the screw with reduced cam out risk and less operator effort

63
Q

How are torx screwdrivers sized and indicated

A

By the letter T and range from T1 to T100

64
Q

What are internal hex screwdrivers also known as

A

Allen key screws

65
Q

Give an example of where these could be used on aircraft

A

In panel stud nuts in the avionics bay

66
Q

What is the main positive of the Tri wing screw and screwdriver

A

Have the advantage of greater torque transfer to the screw

67
Q

Screwdriver bits are sized from 0-15, how do you know what size to use

A

Screw will have a number in a circle stamped on the head

68
Q

Why are Torx-set screwdriver similar to Philips

A

The cross is offset

69
Q

What does the cruciform shape and straight wing walls allow

A

Greater torque transfer

70
Q

Where can these be used

A

On aircraft wing fuel panels

71
Q

MorTorq has four wings that are curved and fit into matching screwhead what does this allow

A

Full contact and therefore the ability to apply more torque to the screw

72
Q

Where are Hi-torque screws used

A

Used to repeatedly install and remove fasteners

73
Q

What are Ball Pein Hammer manufactured from

A

High grade drop forged steel which is fully heat treated

74
Q

What are DIN hammer used for

A

Same as ball pein hammer

75
Q

What is a soft face mallet used for

A

Is used as a driving force without damaging surfaces, they also reduce force transmitted back to the arm or hand by the user

76
Q

What are soft faced mallets made of

A

Materials such as plastics, including nylon and natural rubber

77
Q

What is a feature sometimes found on a soft faced mallet

A

Individual faces can be replaceable

78
Q

What do you have to do before using a hammer

A

Check handle is secured properly, make sure face is clean from burrs,

79
Q

What are single fixed joint pliers

A

Halves that are placed inside each other and have a pivot point installed

80
Q

What are toggle compound joint pliers

A

Combines single (fixed) joint with a toggle joint

81
Q

What are lap joint pliers

A

Where both halves of the pliers are made and jointed on top of each other

82
Q

What are slip joint pliers

A

Pivot point can be moved to allow the jaws of the pliers to be increased or decreased to accommodate the job

83
Q

What are diagonal pliers also known as as

A

Wore cutters or snips

84
Q

What do Combination (Lineman’s) Pliers do

A

Can be used to hold, cut, twist or bend

85
Q

What are long nose pliers for

A

Used for work with wire, allowing the user greater control when bending, gripping and cutting

86
Q

What positive do multi grip pliers have

A

Long handles for a large force to be applied

87
Q

What are vice grip pliers used for

A

To hold pipes, cut wire, or to hold a bolt

88
Q

What are circlip pliers used for

A

Fitting and removing circlips

89
Q

What are wire locking pliers used for

A

Wire locking

90
Q

What is a vice

A

A clamping device to hold work in place

91
Q

What are the three types of vices

A

Metal working vices, hand held vices, machine vices

92
Q

Metal working vices can be either:

A

Fixed or rotating

93
Q

Where is a machine device used

A

On drills

94
Q

Open end spanner’s can have an angle of _ to _

A

0° to 90°

95
Q

What is the most common angle for a spanner

A

15°

96
Q

What sizes are spanner’s measured in

A

1/16”

97
Q

What does a crows foot spanner’s have at the opposite end of the head

A

A square drive fitted to receive a ratchet to apply turning force

98
Q

Where should adjustable spanner’s be used on aircraft

A

Nowhere they are forbidden on aircraft

99
Q

When are ring spanner’s used

A

Close quarters, are called ring spanner’s because they go around the bolt

100
Q

Why are ratchet ring spanner’s used

A

Allows a ring head to turn a fastener one direction but not the other

101
Q

What is a combination spanner

A

A spanner with a standard head and a ring head

102
Q

What do ratchet handles do

A

Used with sockets, used for removal and installation of fasteners and nuts

103
Q

What do breaker bars do

A

Allow a socket on them meaning you can get much more power form the longer bar

104
Q

What are sockets

A

The tool that makes direct contact with the nut

105
Q

What is the socket bar for

A

Provide a long reach

106
Q

What is a torque wrench

A

A wrench that applies specific torque

107
Q

Why isn’t a wrench with torsion or flexing bar used as much anymore

A

Rarely seen because it is susceptible to damage

108
Q

What are the disadvantages of a wrench with a rigid body and indicator

A

Hard to read in small places

109
Q

What is the most common type of torque wrench

A

Adjustable Wrench with indicator

110
Q

What is torque

A

Rotational or twisting force

111
Q

Where should you store torque wrench

A

Keep in original packaging, store in a clean area, inspect the torque wrench for damage, check for calibration

112
Q

What are the standard sizes for rules

A

Six inches, 12 inches

113
Q

What is good about the flexible steel tape

A

Has a hook that can attach to a ledge so it can be used by one person

114
Q

What can engineer squares be used for

A

Mark a line, check angles,

115
Q

What is the scribed used for

A

Mark lines on any surface

116
Q

What are dividers used for

A

Scribing arcs and circles, measuring between points, transferring dimensions

117
Q

What are callipers used for

A

Measuring diameters and distances

118
Q

What are radius gauges used for

A

Measure inside or outside radii

119
Q

What are feeler gauges used for

A

Every leaf of a feeler gauge is different and is used as a go no go gauge to see what will go in and what won’t

120
Q

What are punches used for

A

Used to make a guidance hole for drilling

121
Q

What is a taper punch used for

A

Used to start when driving a bolt or pin out

122
Q

What are pin punches used for

A

To punch out rivets

123
Q

There are three different coloured handles for snips and what direction they cut which goes with which

A

Yellow cuts straight, green curve right, red curve left

124
Q

What must snips ever be used for

A

Cutting sheet metal

125
Q

On a full hacksaw blade what are they made out if

A

Tungsten steel

126
Q

What does the tooth pitch represent

A

The number of teeth per inch

127
Q

Full hacksaw blade have pitches of 14,18,24 and 32 what is each one

A

14 - coarse, 18 - coarse, 24 - medium, 32 - fine

128
Q

What are the characteristics of a minis hacksaw

A

Used in confined spaces but can flex causing cutting to be difficult

129
Q

What are files made out of

A

High grade carbon steel

130
Q

What on the file does the cutting

A

The teeth

131
Q

What are the coarse files teeth like

A

Small number of larger teeth

132
Q

Where should files be stored

A

A clean dry environment

133
Q

What do you de burr with

A

A de-burring tool

134
Q

What is the most commonly used drill

A

A pneumatic

135
Q

Where are electric drills used

A

Workshops

136
Q

What is the risk with drill bits

A

FOD if lost

137
Q

What is a drill bit

A

A rotary cutting tool

138
Q

What is the shank of the drill for

A

Fit into the drilling device

139
Q

What is the body of a drill

A

The bit between the point and the shank

140
Q

What are flutes on a drill bit

A

Grooves that are cut or formed in the body of the drill to remove swarf

141
Q

What is the margin

A

Narrow furnace along the flutes that determines the size of the drill

142
Q

What is land

A

The elevated portion of the drill bit

143
Q

What is land clearance

A

Known as the body diameter clearance as it is the area relieved of material behind the margin

144
Q

What is point

A

The point of the drill consists of the cutting edge

145
Q

What is cutting edge

A

The whole cutting end of the drill

146
Q

What is the flank

A

Behind the cutting edge and extend from the outside circumference to the middle

147
Q

What does the chisel edge

A

Doesn’t cut but penetrates the work piece

148
Q

What are point angles

A

The angle of the cutting edges

149
Q

What are some common materials for drill bits

A

High carbon steel, high speed steel, cobalt drill bits, carbide drill bits

Module 7 (4 decks)

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