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ABE > Catapult (b) > Flashcards

Catapult (b) Flashcards

0
Q

WHAT STEAM PRESSURE WILL THE SWITCHES CLOSE?

A

20 +/-1 PSI

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1
Q

HOW MANY FEET FORWARD OF CATAPULT STATION ZERO ARE THE STEAM PRESSURE SWITCHES LOCATED?

A

198 FEET

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2
Q

WHAT STEAM PRESSURE WILL THE SWITCHES OPEN?

A

10 +/-2 PSI

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3
Q

TRUE OR FALSE. DOES BOTH SWITCHES HAVE TO CLOSE TO OBTAIN LAUNCH COMPLETE?

A

TRUE

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4
Q

WHAT IS THE PURPOSE OF THE OVERBOARD DISCHARGE LINE?

A

ALLOWS RUNOFF OF EXCESS WATER IN THE STORAGE BOWLS

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5
Q

WHAT IS THE PURPOSE AND SIZE OF ORIFICE IN DISCHARGE LINE?

A

ALLOWS CONDENSATE TO DRAIN WITHOUT REDUCING THE VOLUME OF STEAM TO THE PRESSURE SWITCHES. .187 +/- .010 (3/16)

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6
Q

DOES WATER OR STEAM ACTUATE THE STEAM PRESSURE SWITCHES?

A

WATER

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7
Q

WHERE IS THE BUTTERFLY EXHAUST LOCATED?

A

BETWEEN THE THRUST EXHAUST UNIT AND THE OVERBOARD DISCHARGE LINE.

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8
Q

THE EXHAUST VALVE CLOSED LIMIT SWITCH IS PART OF WHAT CIRCUIT?

A

CATAPULT/FIRST READY CIRCUIT

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9
Q

WHERE IS THE THRUST/EXHAUST UNIT LOCATED?

A

BETWEEN LAUNCH VALVE, THE POWER CYLINDERS AND EXHAUST VALVE

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10
Q

WHAT IS THE PURPOSE OF THE THRUST/EXHAUST UNIT?

A

IT ANCHORS THE AFT END OF THE LAUNCHING ENGINE AND PREVENTS AFT EXPANSION OF THE CYLINDERS.

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11
Q

WHAT IS THE PURPOSE OF THE PRESSURE BREAKING ORIFICE AND SIZE?

A

PREVENTS ANY PRESSURE BUILDUP BEHIND THE LAUNCHING ENGINE PISTONS WHEN LAUNCH VALVE IS CLOSED. .750(3/4)

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12
Q

WHAT PROVIDES A SUPPORT AND ANCHORAGE FOR ALL COMPONENTS OF THE LAUNCHING ENGINE SYSTEMS. ALSO PROVIDES TRACK FOR SHUTTLE END GRAB ASSEMBLY?

A

TROUGH COVER

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13
Q

WHAT IS THE PURPOSE OF THE CYLINDER COVER?

A

PREVENTS RADIAL EXPANSION OF LAUNCHING CYLINDERS. ALSO PROVIDES HALF OF CEILING STRIP SEAT.

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14
Q

WHAT ARE THE TWO SIZES OF POWER CYLINDERS?

A

a) 18 INCHES C-13 MOD O/1

b) 21 INCHES C-13 MOD 2

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15
Q

WHAT IS THE POWER STROKE FOR C-13 MOD 0,1,2

A

a) MOD 0 249 FT 10 INCHES
b) MOD 1 309 FT 8 3/4 INCHES
c) MOD 2 306 FT 9 INCHES

16
Q
  1. WHAT PREVENTS THE ADVANCE AND RETRACT CABLES FROM DROPPING BETWEEN THE CYLINDER ROWS?
A

CABLE SUPPORT PLATES

17
Q

WHAT IS THE MAXIMUM DIFFERENCE BETWEEN THE CYLINDER ROWS?

A

ONE INCH

18
Q

HOW MANY SETS OF SEGMENTS MAKE UP THE SEGMENTED SEAL?

A

3 SETS

19
Q

HOW MANY SEGMENTS PER SEAL ASSEMBLY?

A

9 SEGMENTS

20
Q

HOW MANY SPRINGS FIT INTO THE BODY OF THE SEAL?

A

12

21
Q

WHAT COMPONENT LIFTS THE SEALING STRIP OFF ITS SEAT?

A

CONNECTOR

22
Q

TRUE OR FALSE. IF THE SHUTTLE HAS LASER HARDENED DOGS, THE CONNECTOR DOGS MUST ALSO BE LASER HARDENED

A

TRUE

23
Q

TRUE OR FALSE. CONNECTORS WITH LASER HARDENED DOGS CAN BE IDENTIFIED BY A LOBE AND A DIMPLE ON DOG #5 COUNTING FROM AFT TO FORWARD.

A

TRUE

24
Q

WHAT COMPONENT RESEATS THE SEALING STRIP?

A

SEALING STRIP GUIDE

25
Q

WHY ARE THREE HOLES BORED AT EQUAL INTERVAL AROUND THE SPACE JUST FORWARD OF THE DEFLECTOR RING?

A

THE HOLES PREVENT BOUNCE BACK WHEN SPEARS ENTER THE WATERBRAKES

26
Q

THE WEIGHT OF THE LAUNCHING PISTON ASSEMBLIES MUST BE WITHIN?

A

10 LBS OF EACH OTHER

27
Q

TRUE OR FALSE. THE UPPER AFT GUIDE CAN BE ROTATED 180 DEGREES WHEN ONE SIDE OF THE BLOCK SHOWS WEAR?

A

TRUE

28
Q

WHAT COMPONENT OF THE SHUTTLE PUSHES DEBRIS OFF THE SHUTTLE TRACK?

A

SWEEPER PLATE

29
Q

WHAT IS THE PURPOSE OF THE SEALING STRIP?

A

PREVENTS STEAM LOSS

30
Q

WHAT ARE THE DIMENSIONS OF THE SEALING STRIP?

A

1 1/8” WIDE 7/16” THICK

31
Q

WHAT HOLDS THE SEALING STRIP ON ITS SEAT AFTER THE PISTON ASSEMBLY PASSES?

A

STEAM PRESSURE

32
Q
  1. WHAT IS THE PROPER TENSION ON SEALING STRIP?
A

14 TO 14 1/2

33
Q

ALL ADJUSTMENTS FOR SEALING STRIP ANCHOR ARE PERFORMED WHERE?

A

STRIP ANCHOR ON THRUST EXHAUST UNIT

34
Q

HOW MUCH SEALING STRIP SHOULD PROTRUDE THROUGH STRIP ANCHOR?

A

4 inches

35
Q

WHAT COMPONENT ABSORBS THE PEAK SHOCK OF THE LAUNCHING PISTON?

A

Chick

ABE (3 decks)

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