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Systems > XMSN > Flashcards

XMSN Flashcards

1
Q

What drives and supports the Main Rotor (MR) / how much tilt id built in?

A

MGM with a 3-degree forward tilt.

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2
Q

What is the input mod connected to on the engine?

A

Output Shaft connected to the NP Turbine.

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3
Q

What is the purpose of the Input Mod?

A

Takes power, changes the angle of drive, and transfers it to the main module.

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4
Q

What does the Input Mod contain that allows for automatic separation from XMSN? ( NR Exceeds NP)

A

Freewheeling Unit.

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5
Q

What are the other two systems driven by the Input Mod?

A

Electric and hydraulic power generation.

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6
Q

What drives the Main Rotor System?

A

Main Module

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7
Q

How many chip detectors are there?

A

5 Detectors (2 Accessory Mod + 2 Input Mod + 1 MGB).

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8
Q

At what oil temperature will the burnoff feature deactivate?

At what age do most young men start shaving?

A

140 Celsius.

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9
Q

Does the IGB/TGB have a temperature sensor?

A

YES.

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10
Q

What caution displays when Main TXSM temperature exceeds 120?

A

Main TXSM Oil Hot.

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11
Q

What activates the IGB/TGB Sensor Caution?

A

140 Celsius.

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12
Q

What activates the Main XSM Px Hi Advisory?

A

65-130 PSI.

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13
Q

What activates the Main XSM Px Hi Caution?

A

Above 130 PSI.

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14
Q

What is special about the Chip detector in the MGB?

A

It waits an additional 30 seconds to confirm chip detection.

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15
Q

What cautions may appear after the chip detector feature turns off?

A

INT XMSN OIL HOT or TAIL XMSN OIL.

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16
Q

What is the chip Ibit Testing for?

A

2x INPUT, 2x ACCESSORY, 1x MGB, IGB, TGB.

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17
Q

How long does the chip Ibit take to run?
How long am I Vulnerable for?

A

2 minutes total; WCS(s) and master caution disabled for 40 seconds.

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18
Q

What connects the output shaft to the Input Module?

A

Diaphragm couplings.

19
Q

What transmits torque to the Tail Rotor?

A

Tail Gearbox (TGB).

20
Q

What is the built-in angle of tilt for the TGB?

A

20 degrees.

21
Q

Will the filter allow things through even if it’s dirty?

A

YES.

22
Q

What activates the Main XMSN Press Low? Keep this one

A

Pressure drops below 14 PSI on the #1 side.

23
Q

Where is the pressure sensed that is displayed on the VIDS?

A

MGB.

24
Q

Where is the XMSN oil temperature sensor located?

A

Within the main modeule chip detector

25
Q

What activates the Main XMSN OIL HOT?

A

Temperature goes above 117 degrees.

26
Q

Which side of the system has the Nr Sensor for the VIDS?

A

Right Accessory Module, also known as the #2 side.

27
Q

Where is the Low Oil Pressure sensor and TDI located?

A

The #1 side.

28
Q

What else does the XMSN cool off?

A

Main generators

29
Q

When oil leaves the wet sump, where does it go first?

A

Goes through the filtered screen.

30
Q

Where can the crew see the PDI on the aircraft. / if popped when does it need to be chnaged ?

A

In the cabin; it means it needs to be changed at the end of the flight schedule.

31
Q

Where is the Tail Rotor drive extra energy donated?

A

Running the oil cooler.

32
Q

Where is the XMSN HOT sensor actually located?

A

After the oil cooler.

33
Q

What are the advisory and caution ranges for the XMSN HOT sensor?

A

Advisory: 105 less than120 Range; Caution: Above117

34
Q

Where is the PX Sensor for VIDS located?

A

After the oil cooler.

35
Q

What activates the Low Px Advisory Light Switch?

A

Less than or equal to 30 PSI.

36
Q

With WOW and the Backup PMP AUTO

A

Maintains hyd px to the No.1 and/or No.2 hyd system

37
Q

With WOW and the Backup PMP ON

A

With #1/2 operating normally, maintains px in the APU Accumaltor and resue hoist

38
Q

What activates the Low Px Caution Light Switch?

A

Below 14 PSI.

39
Q

What activates the HI Px Advisory Light Switch?

A

65-130 PSI.

40
Q

What activates the HI Px Caution Light Switch?

A

Above 130 PSI.

41
Q

What is the accesory module connected to?

A

It’s respective input module

42
Q

What transmits TRQ from the MGB to the TGB

A

The intermediate Gearbox (IGB)

43
Q

Where is the MAIN XMSN OIL hot sensor loacted?

A

Located after the oil cooler.

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