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8th 6th Month Period > TPC 310 Pneumatic Troubleshooting > Flashcards

TPC 310 Pneumatic Troubleshooting Flashcards

1
Q

What results when the air in a compressor is compressed to a smaller volume?

A

pressure increases

TPC 310 p. 5

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2
Q

A dynamic air compressor is frequently referred to as a…

A

non-positive displacement compressor

TPC 310 p. 8

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3
Q

The size of a compressor air intake filter is determined by the…

A

intake requirement

TPC 310 p. 10

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4
Q

Corrosion resistant piping is used in pneumatic systems to…

A

extend the life of the piping

TPC 310 p. 10

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5
Q

After lubricating oil has been introduced into an air line, what is the recommended maximum distance the air should travel?

A

30 ft

TPC 310 p. 12

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6
Q

What kind of drawings should be used to show the interconnections between components?

A

pictorial

TPC 310 p. 19

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7
Q

What is generally illustrated in a schematic drawing?

A

functions and operations

TPC 310 p. 19

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8
Q

Pilot or signal lines are shown on a schematic drawing as…

A

a series of long dashes

TPC 310 p. 21

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9
Q

A schematic diagram can best be understood if the drawing is…

A

studied in small segments

TPC 310 p. 22

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10
Q

Special schematic symbols are usually devised and drawn by the…

A

component manufacturer

TPC 310 p. 25

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11
Q

In accordance with the American Society of Manufacturing Engineers’ code, air receivers must be equipped with safety valves and…

A

pressure gauges

TPC 310 p. 36

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12
Q

A slightly oversized pipe can…

A

help accommodate additional demands

TPC 310 p. 37

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13
Q

What is the proper spacing for pipe supports or hangers?

A

close enough to prevent sag

TPC 310 p. 37

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14
Q

What should you do if an air leak occurs at a flared fitting?

A

replace the flare

TPC 310 p. 41

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15
Q

What is the proper length for hoses used to connect pneumatic components?

A

only as long as necessary

TPC 310 p. 42

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16
Q

A good planned maintenance program requires…

A

regular equipment checks

TPC 310 p. 51

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17
Q

A pneumatic system operated with excessive air pressure will usually have…

A

accelerated wear

TPC 310 p. 54

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18
Q

Most control valves in a pneumatic system are designed for use with pressure up to…

A

150 psi

TPC 310 p. 56

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19
Q

The best time to perform a daily check on compressor room equipment is…

A

early in the shift

TPC 310 p. 57

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20
Q

The operating cycles of control valves and cylinders used on production lines are usually entered in the…

A

production record

TPC 310 p. 58

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21
Q

What determines the troubleshooting checks to make in a pneumatic system?

A

The type and number of components

TPC 310 p. 65

22
Q

When you are troubleshooting a pneumatic system, first check the…

A

supply air pressure

TPC 310 p. 65

23
Q

What would NOT be in the description section of an operations manual?

A

troubleshooting procedures

TPC 310 p. 66

24
Q

Piston seals can be checked for leakage by…

A

observing the exhaust port for air

TPC 310 p. 68

25
Q

What should you always inspect when troubleshooting a manually operated control valve for sluggish action?

A

moving parts

TPC 310 p. 69

26
Q

Heat generated in the cylinder of a compressor during the compression stroke is best controlled by cooling the compressor and…

A

limiting the compression pressure

TPC 310 p. 81

27
Q

An air compressor operating in a dusty or oily atmosphere should be cleaned at regular intervals with a(n)…

A

detergent

TPC 310 p. 81

28
Q

What causes the greatest discharge valve wear in a compressor?

A

carbon deposits

TPC 310 p. 82

29
Q

A motor starting controller on a compressor is checked for proper operation by starting the compressor after the…

A

reservoir pressure has been relieved

TPC 310 p. 86

30
Q

What is NOT a maintenance consideration common to all rotary compressors?

A

intake valves

TPC 310 p. 87

31
Q

The best way of locating air control valve problems is to analyze the performance of the…

A

circuit components

TPC 310 p. 97

32
Q

Loss of power in a pneumatic control circuit can cause the circuit to…

A

get out of sequence

TPC 310 p. 99

33
Q

What is used to activate a solenoid on a pneumatic control valve?

A

an electric current

TPC 310 p. 101

34
Q

A control valve that will shift manually, but not automatically, is likely to have…

A

low air pressure

TPC 310 p. 103

35
Q

The use of an improper lubricant in a control valve will NOT result in…

A

shifting without signal

TPC 310 p. 105

36
Q

What type of pneumatic cylinder is used for most industrial applications?

A

tie rod

TPC 310 p. 113

37
Q

The primary purpose of a piston rod bushing is to…

A

act as a bearing

TPC 310 p. 115

38
Q

Above what temperatures do pneumatic cylinders require special seals?

A

200*F

TPC 310 p. 115

39
Q

Improperly tightened or torque tie rods on pneumatic cylinders will cause…

A

internal misalignment

TPC 310 p. 116

40
Q

What is the function of pneumatic cylinder cushions?

A

prevent cylinder damage

TPC 310 p. 122

41
Q

The normal service life of air motor can be improved by…

A

clean, filtered air

TPC 310 p. 129

42
Q

Air motors require careful handling during disassembly and assembly because they are…

A

precision built

TPC 310 p. 133

43
Q

What is a proper lubricant to use when installing hose couplings?

A

soapy solution

TPC 310 p. 132

44
Q

Special attention should be given to the ______ of pneumatic grinders.

A

arbor shafts

TPC 310 p. 136

45
Q

Radial piston air motors require less maintenance than other air motors because they have…

A

slower operating speeds

TPC 310 p. 137

46
Q

The low pressure in the hydraulic end of an air-oil tank system is overcome by the use of…

A

large work cylinders

TPC 310 p. 145

47
Q

The main components of air-oil boosters are the…

A

air pistons and hydraulic rams

TPC 310 p. 146

48
Q

What valve adjusts the makeup and return tank oil levels in a single pressure booster system?

A

manual shutoff valve

TPC 310 p. 147

49
Q

In a combined single-unit air-oil cylinder, the fluids are separated by…

A

a bleeder space

TPC 310 p. 152

50
Q

One advantage of interlocked independent air-oil systems is their…

A

increased speed of operation

TPC 310 p. 152

8th 6th Month Period (3 decks)

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