Planetary Gear Sets






Gears, Chains, & Bearings Mechanical Components Control Components Transaxle/Final Drive Service and Rebuild
$20
Reduction
What type of gear ratio obtains the best acceleration from a stop?
$20
clutches, bands
The most common holding members are _______ and _______.
$20
True
True or False?

Some transaxle oil pumps are driven by a separate shaft instead of the rear of the torque converter.
$20
True
True or False?

The shape of the oil pan can be used to help identify the type of transmission or transaxle being serviced.
$20
feeler gauges
_______ _______ are the proper tool used for checking clutch pack clearance.
$40
Overdrive
What type of gear ratio should be selected to obtain the best fuel economy?
$40
turbine, impeller
The stator redirects fluid moving from the _______ to the _______.
$40
Everywhere
According to Pascal's Law, the pressure in a closed hydraulic system is the same in what area(s) of the system?
$40
True
True or False?

Some transaxles have more than one oil pump.
$40
False
True or false?

Dexron fluid can be used in all transaxles as long as they are not overfilled.
$60
False
True or False?

The use of an idler gear affects gear ratio.
$60
False
True or False?

The clutch pressure plate is installed next to the apply piston.
$60
D) Vanes
Which of the following components is NOT used on all hydraulic pumps?

A) Inlet port
B) Power source
C) Outlet port
D) Vanes
$60
True
True or False?

Many final drives can be serviced with the transaxle in the vehicle.
$60
True
CVT service requires special disassembly tools.
$80
Torrington
A _______ bearing is often used as a thrust washer.
$80
planetary gearsets
Automatic transmission holding members function by holding or driving parts of the _______ _______.
$80
B) Control oil flow
Spacer plate holes are drilled to certain precisely controlled sizes to:

A) prevent oil leakage
B) control oil flow
C) cool the oil
D) Both A and B
$80
preloaded
Before any adjustments are made to a hypoid ring and pinion gearset, the bearings must be _______.
$80
check ball
A valve body spacer plate should be replaced if the _______ _____ orifices are pounded out.
interference
A press fit is an example of an _______ fit.
D) Both A and B
Torque converter stall speed is affected by:

A) the curvature of the impeller, turbine, and stator blades.
B) the torque output of a particular engine.
C) running out of gas.
D) Both A and B
Both A and B
Technician A says that changing the sizes of the input and output pistons can change the distance traveled. Technician B says that changing the sizes of the input and output pistons can change the amount of force from the output piston. Who is right?
diverters
In transaxles, oil scoops are used to keep some non-pressurized parts from being oil starved, while oil _______ are used to keep some parts from being over lubricated.
clutch packs and servos
What two components can be (should be) checked with air pressure before the valve body is installed?
Simpson
The _______ gear train is a compound planetary gear set consisting of two separate ring gears, two separate planetary sets, and one common sun gear that is splined to the sun gear shell.

Auto 230 - Mid Term Review - Fall 2022 - Part 2

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