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PW1100G Power Plant Chapter 70 Questions and Answers £10.89
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PW1100G Power Plant Chapter 70 Questions and Answers
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PW1100G Power Plant Chapter 70 Questions and Answers The Pratt and Whitney PW1100G is an? Axial flow, dual-rotor, geared fan, variable stator powerplant with an ultra high bypass ratio of 12:1 The Data Storage Unit provides? Where is it installed? -Engine parameters, thus allowing the pos...

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  • December 17, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • pw1100g power plant chapter 70 questions and answe
  • the pratt and whitney pw1100g is an axial flow d
  • the data storage unit provides where is it instal

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PW1100G Power Plant Chapter 70
Questions and Answers
The Pratt and Whitney PW1100G is an? - answer Axial flow, dual-rotor, geared fan,
variable stator powerplant with an ultra high bypass ratio of 12:1

The Data Storage Unit provides? Where is it installed? - answer -Engine parameters,
thus allowing the possibility of changing the thrust rating
-It is installed on the EEC channel A side and is connected to the engine case bracket
via a lanyard.

The engine mounts are located? - answer -The Forward Engine Mount is located on
the Compressor Intermediate Case (CIC).
-The rear mount is located on the Turbine Exhaust Case (TEC)

The Fan Drive Gear System does what? - answer It allows the Fan and Booster
compressor to operate at different speeds, thus increasing engine efficiency

The Low Pressure Compressor is made up of how many stages? - answer 3 Stages
for the Low Pressure Compressor

8 Stages for the High Pressure Compressor
2 Stages for the High Pressure Turbine
3 Stages for the Low Pressure Compressor

What are the 3 types of bearing used and where are they located? - answer Taper
bearing at positions 1 and 1.5
Ball bearing at stages 2 and 3
Roller bearing at stages 4, 5 and 6

Where is the accessory gearbox located? - answer Under the core engine and is
driven by the HPC rotor via the angle gearbox

The Propulsion Control System (PCS) consists of? - answer -The FADEC system
consists of an Electronic Engine Control (EEC) and a Prognostic Health Monitoring Unit
(PHMU)
-The Engine Interface Unit (EIU)

The Prognostic Health Monitoring Unit (PHMU) interfaces with the EEC and monitors
for? - answer -Engine Vibrations
-Oil Debris

, The Fan Cowl Latches are monitored by? - answer Proximity Switches which send
their position signals to the EIU

During a Thrust Reverser deploy command, the SEC computers do what? - answer
Authorize unlocking of the Tertiary Locks on the Translating Sleeves

When inhibiting the Thrust Reversers, the Hydraulic Control Unit can be inhibited via? -
answer A remote level, accessible via the Oil servicing panel. It is located above the
oil tank on the LH side of the engine.

The Oil System consists of? - answer An Oil tank, oil pumps located within the
Lubrication and Scavenge Oil Pump Unit (LSOP), Oil Control Module (OCM) , filters and
heat exchangers

What Oil system parameters are monitored? - answer

The EEC controls the Starter Air Valve (SAV) to? - answer Supply air to the Starter
for initial N2 rotation

The FADEC is powered? - answer -When the ENG GND PWR P/BSw is ON
-When the Master levers are On
-When the Eng Mode Sw is set to Start or Crank

When opening Fan and Reverser Cowls you must? - answer Makes sure the Slats
are retracted and deactivated. If they are deployed they will strike the cowls

The FADEC Permanent Magnet Alternator is located on? - answer The forward face
of the main gearbox

The Ignition Exciter Box is located? - answer On the Rh side of the engine fan case
at the 5 o'clock position

Where is the Air Starter located? - answer

The primary components of the fuel system are located? - answer On the RH side of
the engine core

The Integrated Fuel Pump and Control is located? - answer On the right side of the
main gearbox at the 3 o'clock position. It is attached with bolts to the fuel manifold

Where is the Lubrication and Scavenge Oil Pump is located? - answer On the rear of
the main gearbox at the 6 o'clock position

The main oil system components are located? - answer On the LH side of the
Engine

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