Transmission Flashcards
The MGB oil capacity is
7.5 Gallons
The Tail Drive shaft has how many sections?
5 sections (sometimes considered 6 due to the split shaft through oil cooler)
How many viscous dampers are along tail drive shaft?
4
T/F: The oil cooler is an integral part of the tail drive shaft.
True
The IGB and TGB can operate for how long without oil?
60 minutes
The MGB can operate for how long without oil?
30 minutes
The purpose of the IGB is to change the ____ and reduce the ___ of the drive shaft.
angle ; speed
What are the 5 modules that make up the MGB?
2 accessory modules
2 input modules
Main module
Where is the rotor brake mounted?
Tail takeoff
The main module has a ___ degree ___ tilt.
3 degree forward tilt
What MGB lubrication system indications are there?
Oil Pressure
Oil Temp
Low Pressure
Chip Indications
The ___ module has a free-wheeling unit for autorotations.
Input module
The purpose of the free-wheeling unit is to provide ___ and ___ without engine input (during an autorotation)
Hydraulic and Electrical power
The alternator and hydraulic pump is mounted on the ___ module.
Accessory module
The Nr sensor is located on the ___ accessory module.
Right
The ____ pressure switch is located on the left accessory module.
Main transmission low pressure switch
The IGB induces a ___ degree transfer up.
58 degree
The TGB and IGB chip detectors also provide what indication?
TGB and IGB “OIL TEMP” EICAS indication
The TGB induces a ___ degree transfer.
105 degree
The TGB provides a ___ degree built in lift tilt.
20 degree
Due to the built in lift tilt of the TGB, the TGB provides ___% of total lifting force in a hover.
2.5%
The MGB cooling is provided through a ___ ___ system.
Wet sump system
The main gearbox contains how many lubrication pumps?
2
The MGB oil filter bypass indicator is located where?
Cabin overhead
The MGB oil cooler uses a blower driven by what?
The tail rotor drive shaft
How many chip detectors does the MGB have?
5
LH and RH Accessory Modules
LH and RH Input Modules
Main Module
