Skoda 105 s 1980 Workshop Manual page 64

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F i 1 . 2 . 1 9 1 7 - F l o o t A d j u s t i n g b y B e n d i n g
t h e L i p o f t h e F l o o t H o n g e r
10 mm in diometer between the gosket ond the
f l o o t ) . T h e l i p m u s t l i g h t l y t o u c h t h e s p r i n g -
l o o d e d b o l l i n t h e n e e d l e v o l v e . T h e l i p m u s t
not press - in the boll or move owoy from it.
T h e d o s h e d l i n e s s h o w t h e f l o o t i n i t s l o w e r
p o s i t i o n .
Petrol and Air Jets
C l e o n t h e m b y s w i l l i n g i n p e t r o l o n d b l o w i n g
t h o u g h w i t h c o m p r e s s e d o i r . W h e n r e m o v i n g
t h e m , n o t e t h e i r l o c o t i o n t o f o c i l i t o t e r e i n s t o l -
l o t i o n i n t h e i r p r o p e r p l o c e s .
Volume Iniected by Accelerotion Pump
ond Pump Hondling
Fill the corburettor with fuel ond operote the
corburettor lever 10 times through its full stroke
to iniet fuel. Operote the lever ot intervols of
3 to 4 seconds ond cotch the fuel into o grodu-
o t e d v e s s e l . T h e i n i e c t e d o m o u n t s h o u l d b e 7
to 9. c. c. lf necessory, deflect the injector so
thot the iet of fuel posses directly through the
c h o m b e r o n d d o e s n o t f l o w d o w n i t s w o l l s .
When refitting the occelerotion pump cover,
prelood the diophrogm by opening the throttle
disk of stoge I to its full stroke before retight-
ening the cover copscrews.
To Adiust Throttle Discs
Turn over the corburettor with the throttle
discs on top ond loosen the reguloting screws
i n t h e f l o n g e t i l l t h e t h r o t t l e d i s c s o r e f u l l y
c l o s e d . P l o c e t h e i n d i c o t o r M P 1 - 1 2 8 o n t h e
flonge necr one of tlre throttle discs ond force
F i g . 2 . 1 9 / 8 - A d j u s t i n g T h r o t t l e D i s c s U s i n g
M P 1 - 1 2 0 ' l n d i c o t o r
i t d o w n t i l l t h e p o i n t e r o f t h e d i o l i n d i c o t o r
touches the disc. Zero the scole ond rotote the
r e g u l o t i n g ( o d i u s t i n g ) s c r e w w h i l e f o r c i n g
down the indicotor till the throttle disc porti'
olly opens (3 mm from the edge of the throttle
d i s c ) o n d t h e i n d i c o t o r r e o d s 0 . 1 0 t o 0 . 1 2 m m .
Proceed in the some woy to odiust the other
throttle disc.
Setting ldle Run Adiusting Screws
A f t e r o d i s m o n t l i n g , e t c . , s e t t h e s c r e w s i n
t h e i r b o s i c p o s i t i o n s s o t h o t t h e e n g i n e c o n b e
storted up ond be kept running.
o) Rotote the oir correction screw (Fig. 14.3/9)
four times through 180" to closed position.
b ) R o t o t e t h e i d l e r u n o d i u s t i n g s c r e w ( F i g .
15.3/10) five times through 180o to closed
p o s i t i o n .
Do not tighten the screws forcefully in their
c l o s e d p o s i t i o n s . T h e y m u s t b e o r o g o i n s t t h e i r
s e o t s i u s t l i g h t l y s o o s n o t t o f o u l t h e m .
Testing the Operotion of Pilot Jet Seporotor
The pilot jet operotes correctly if switching
on ond off of the current fed to the seporotor
( b y s w i t c h i n g o n t h e i g n i t i o n , e t c . ) i s m o n i -
fested by oudible clicks. The seporotor closes
the pilot iet when the current is switched off
( s w i t c h e d o f f i g n i t i o n ) .
Corburettor Defects ond Their Removol
Notice: Turn your ottention to the corburettor
o f t e r h o v i n g o s c e r t o i n e d t h o t t h e e n g i n e , f u e l
supply, ond ignition operote correctly.
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