T h e 1st c l u t c h e n g a g e s / d i s e n g a g e s 1st g e a r , a n d is l o c a t e d a t t h e l e f t e n d o f t h e s e c o n d a r y s h a f t . T h e 1st c l u t c h i s

s u p p l i e d h y d r a u l i c p r e s s u r e b y its A T F f e e d p i p e w i t h i n t h e s e c o n d a r y s h a f t .

I s t - h o l d C l u t c h

T h e 1 s t - h o l d c l u t c h e n g a g e s / d i s e n g a g e s 1 s t - h o l d i n 1st g e a r i n 1. T h e 1 s t - h o l d c l u t c h is l o c a t e d i n t h e 1st c l u t c h d r u m ,

a n d is s u p p l i e d h y d r a u l i c p r e s s u r e b y i t s A T F f e e d p i p e w i t h i n t h e s e c o n d a r y s h a f t .

2 n d C l u t c h

T h e 2 n d c l u t c h e n g a g e s / d i s e n g a g e s 2 n d g e a r , a n d is l o c a t e d a t t h e r i g h t e n d o f t h e s e c o n d a r y s h a f t . T h e 2 n d c l u t c h is

s u p p l i e d h y d r a u l i c p r e s s u r e t h r o u g h t h e s e c o n d a r y s h a f t b y a c i r c u i t c o n n e c t e d t o t h e i n t e r n a l h y d r a u l i c c i r c u i t .

3 r d C l u t c h

T h e 3 r d c l u t c h e n g a g e s / d i s e n g a g e s 3 r d g e a r , a n d is l o c a t e d a t t h e e n d o f t h e i n t e r m e d i a r y s h a f t . T h e 3 r d c l u t c h is

s u p p l i e d h y d r a u l i c p r e s s u r e t h r o u g h t h e i n t e r m e d i a r y s h a f t b y a c i r c u i t c o n n e c t e d t o t h e i n t e r n a l h y d r a u l i c c i r c u i t .

4 t h C l u t c h

T h e 4 t h c l u t c h e n g a g e s / d i s e n g a g e s 4 t h g e a r , a n d is l o c a t e d a t t h e m i d d l e o f t h e m a i n s h a f t . T h e 4 t h c l u t c h is j o i n e d

b a c k - t o - b a c k t o t h e 5 t h c l u t c h . T h e 4 t h c l u t c h is s u p p l i e d h y d r a u l i c p r e s s u r e t h r o u g h t h e m a i n s h a f t b y a c i r c u i t

c o n n e c t e d t o t h e i n t e r n a l h y d r a u l i c c i r c u i t .

5 t h C l u t c h

T h e 5 t h c l u t c h e n g a g e s / d i s e n g a g e s 5 t h g e a r , a s w e l l a s r e v e r s e g e a r , a n d is l o c a t e d a t t h e m i d d l e o f t h e m a i n s h a f t . T h e

5 t h c l u t c h is j o i n e d b a c k - t o - b a c k t o t h e 4 t h c l u t c h . T h e 5 t h c l u t c h is s u p p l i e d h y d r a u l i c p r e s s u r e t h r o u g h t h e m a i n s h a f t

b y a c i r c u i t c o n n e c t e d t o t h e i n t e r n a l h y d r a u l i c c i r c u i t .

O n e - w a y C l u t c h

T h e o n e - w a y c l u t c h is p o s i t i o n e d b e t w e e n t h e 1st c l u t c h h u b a n d t h e s e c o n d a r y s h a f t 1st g e a r . T h e s e c o n d a r y s h a f t 1st

g e a r is s p l i n e d t o t h e 1 s t - h o l d c l u t c h h u b , w i t h t h e 1 s t - h o l d c l u t c h h u b s p l i n e d t o t h e s e c o n d a r y s h a f t . T h e s e c o n d a r y

s h a f t 1st g e a r p r o v i d e s t h e o u t e r r a c e s u r f a c e , a n d t h e 1st c l u t c h h u b p r o v i d e s t h e i n n e r r a c e s u r f a c e . T h e o n e - w a y

c l u t c h l o c k s w h e n p o w e r is t r a n s m i t t e d f r o m t h e s e c o n d a r y s h a f t 1st g e a r t o t h e c o u n t e r s h a f t 1st g e a r . T h e 1st c l u t c h

a n d g e a r s r e m a i n e n g a g e d in t h e 1st, 2 n d , 3 r d , 4 t h , a n d 5 t h g e a r r a n g e s i n D, a n d i n t h e 1st, 2 n d , a n d 3 r d g e a r r a n g e s

i n D 3 .

H o w e v e r , t h e o n e - w a y c l u t c h d i s e n g a g e s w h e n t h e 2 n d , 3 r d , 4 t h , o r 5 t h c l u t c h e s a n d g e a r s a r e a p p l i e d i n D o r D 3 . T h i s

is b e c a u s e t h e i n c r e a s e d r o t a t i o n a l s p e e d o f t h e g e a r s o n t h e s e c o n d a r y s h a f t c a u s e s t h e o n e - w a y c l u t c h t o f r e e - w h e e l

w i t h t h e 1st c l u t c h s t i l l e n g a g e d .

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