Lotus TURBO ESPRIT Service Manual page 249

Turbo esprit; esprit s3 lotus

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To c h e c k t h a t t h e s y s t e m i s f u n c t i o n i n g c o r r e c t l y , d i s c o n n e c t

t h e c o l d a i r s u p p l y t r u n k i n g from t h e f l a p v a l v e a n d u s e a

e s t a b l i s h t h e f l a p p o s i t i o n

a n d c o l d a m b i e n t

c o n d i t i o n s .

The f l a p v a l v e i t s e l f may be t e s t e d by a p p l y i n g

vacuum d i r e c t l y

vacuum c a p s u l e :

more t h a n 100

warm a i r s u p p l y f u l l y open

s u p p l y f u l l y c l o s e d .

SETTING PROCEDURE

I g n i t i o n Timing I n i t i a l S e t t i n g :

I f t h e e n g i n e h a s been r e b u i l t , o r t h e d i s t r i b u t o r

r e p l a c e d , a n i n i t i a l s e t t i n g o f t h e i g n i t i o n t i m i n g

m u s t b e made t o e n a b l e t h e e n g i n e t o r u n .

c r a n k s h a f t t o 1 0 " BTDC u s i n g t h e t i m i n g marks a n d p o i n t e r

o n t h e f l y w h e e l a n d c l u t c h h o u s i n g w i t h t h e r o t o r arm

p o i n t i n g t o w a r d s n o . 1 t e r m i n a l on t h e d i s t r i b u t o r c a p .

P u l l o f f t h e r o t o r arm and p l a s t i c s h i e l d a n d t u r n t h e

d i s t r i b u t o r body t o a l i g n t h e p i c k up s e n s o r w i t h t h e

a d j a c e n t p r o j e c t i o n on t h e r e l u c t o r ( e q u i v a l e n t t o

distributor shaft

c o n t a c t b r e a k e r s y s t e m ) .

The e n g i n e may

now b e s t a r t e d a n d r u n up t o normal o p e r a t i n g t e m p e r a t u r e

b e f o r e a d j u s t i n g i g n i t i o n t i m i n g a s i n ii)

~ h e c k / A d j u s t I g n i t i o n Timing:

S t a r t t h e e n g i n e a n d r u n up t o normal o p e r a t i n g

t e m p e r a t u r e t o e n s u r e t h e T . I . V .

s w i t c h e s t h e d i s t r i b u t o r

c a p s u l e t o t h e t h r o t t l e e d g e p o r t .

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