Powertrain Flashcards

(18 cards)

1
Q

List the 5 components of the powertrain system

A

Main transmission

Oil cooler

Tail rotor driveshafts

Intermediate Gearbox

Tail Rotor Gearbox

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2
Q

The main transmission consists of two _ _, two _ _ , and a main transmission module

A

Input module , accessory module

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3
Q

The main transmission transmits power from the engines to the _ and _ rotor systems

A

Main, tail

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4
Q

Main transmission is mounted with a _ forward tilt

A

3 degree

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5
Q

The main transmission module provides a _ in speed from the _ to the _ rotor and tail rotor system

A

Reduction, input module, Main

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6
Q

The accessory module has a mount for the AC _ and _ _

A

Generators and hydraulic pumps

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7
Q

The accessory module also contains a low _ _ switch and _ speed sensor

A

Oil pressure, rotor

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8
Q

Oil pressure sensors on the _ _ module provides pressure and _ indications to the _

A

Main transmission, temperature, Data Concentrator Units (DCUS)

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9
Q

_ relays transmission oil pressure and temperature indications to the EICAS

A

DCUS

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10
Q

Each module has its own chip detector with _ _ and associated caution

A

Fuzz burn

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11
Q

The main transmission chip detectors have a _ time delay to allow small chips to _ and burn away

A

30 sec, fuzz

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12
Q

Fuzz burn is deactivation when oil temp reaches _

A

140 degrees

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13
Q

Main transmission Q limits dual engine below 80 knots

A

0-120% continuous

120-140% 10 sec

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14
Q

Main transmission duel engine above 80 knots

A

0-100 continuous

100-144 10 sec

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15
Q

Main transmission single engine Q Linus

A

Continuous 0 - 135

10 sec 135 - 144

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16
Q

The rotating scissors mounted on the swashplate and lower pressure plate change _ _ input into _ output to the main rotor head

A

Non- rotational , rotational

17
Q

Pitch control rods transmit flight control _ from the _ to the main rotor blades

A

Inputs, swashplate

18
Q

Maneuvers entered from a low power setting may result in _ of _ % Nr or greater

A

Transient droop, 5