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Mazda CX-5 Service & Repair Manual: Planetary Gear [Fw6 A EL, Fw6 Ax EL]

Purpose/Function

Construction

Number of teeth and symbols for each gear

Planetary gear unit

Number of teeth

Symbols

Front

Internal gear

97

ZRFr

Planetary carrier (part of pinion gear)

29

ZCFr

Sun gear

38

ZSFr

Rear

Internal gear

95

ZRRr

Planetary carrier (part of pinion gear)

27

ZCRr

Sun gear

40

ZSRr

Reduction

Internal gear

109

ZRRed

Planetary carrier (part of pinion gear)

21

ZCRed

Sun gear

68

ZSRed


Meaning of symbols


Operation

1GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Internal gear

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

Sun gear

NSFr (Input)


2GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Rear planetary gear

Internal gear

NRFr=NC

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

NCRr=Nc

Sun gear

NSFr (Input)=NS

NSRr=NS


3GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Rear planetary gear

Reduction

Internal gear

NRFr=NC1

NRRr=Nc2

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

NCRr=Nc1

NCRed=Nc2

Sun gear

NSFr (Input)=NS

NSRr=NS

NSRed=NS


4GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Internal gear

NRFr (Input)

Planetary carrier

(part of pinion gear)

NCFr (Output)

Sun gear

NSFr (Input)


5GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Rear planetary gear

Reduction

Internal gear

NRFr=NC1

NRRr=Nc2

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

NCRr (Input)=Nc1

NCRed=Nc2

Sun gear

NSFr=NS

NSRr=NS

NSRed=Nc1


6GR


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Rear planetary gear

Internal gear

NRFr=NC

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

NCRr (Input)=Nc

Sun gear

NSFr=NS

NSRr=NS


Reverse


Rotation speed for each gear

Planetary gear unit

Front planetary gear

Rear planetary gear

Reduction

Internal gear

NRFr (Fix)

NRRr=Nc

0 (Fix)

Planetary carrier

(part of pinion gear)

NCFr (Output)

NCRr (Fix)

NCRed=Nc

Sun gear

NSFr=NS

NSRr=NS

NSRed (Input)


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