Starting The Engine; Spark Plug - BOMBARDIER ROTAX 532 Operator's Manual

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STARTII'IG TIIE E}JGIIIE
O n c o l d e n g i n e u a e c h o k e .
D o n ' t 6 e l t h r o t t l e .
S t a r l t h e e n g i n e -
I f t e r
t h e f i r s t
i 6 n i t i o n s o p e n t h r o l t l e a n d o h o r " t l y a f t e r
c 1 0 6 e c h o k e .
A t t e n t i o n :
T h r o t t L e o p e n i n g r e d u c e 6 t h e e f f e c l o f t h e c h o k e .
I f t h e e n g i n e i s s t a r t e d
t o o l o n g w i t t l t h e c b o k e , t h e e n g i n e
g e t s f l o o d e d v r i t h f u e l .
I f t h i s
h a p p e n s , t h e a p a r k p l u 8 s
b a v e t o b e u n s c r e w e d , c l e a n e d , d r i e d a n d t h e e n g i n e h a s t o b e
s t a r t e d
( c r a n k e d t h r o u g h ) s e v e r a l t j i n c s - l f
t h e e n g i n e s t i l l
does not stari, see chapter "FauLt Tracing Schedule ,
SPARI( PLUG
I f t h e e n g i n e f a i l s t o s t a r t o r o p e r a t e s o n l y o n o n e c y l i n d e r ,
i t s h o u t d b e c h e c k e d w h e t h e r t h e i g n i t i o n
$ i r i n g i s d i s c o n n e c t e d
fron
the sparl( plug proteqtors
or fro[
the spark plugs.
Then
the condition
of the spark plugs has to be cbecked (bridged
b e t v e e n t h e e l e c t r o d e s ,
o i l y , s o o t y e t c . ) .
I f
t h e s p a r k p l u g h e a t r a n g e a n d t h e c a r b u r e t o r c a l i b r a t i o n
are correct, the spark plugs logk brovrnish.
With too high heat range (cold
plug) anal too rich carburetor
c a l i . b r a i i o n
t h e y l o o k b l a c k a n d s o o t y .
lJith too IoN heat ran€e (ho! plug)
oa too lean carburetor
caLibration the spark plugs are butrt
white and the electrodes
a r e c o v e r e d w i u h r n e L t d r o p s .
A T T E N T I O N : l l e a v y o i l
d e p o s i t s o n t b e e f e c t r o d e s a n d i n s u l a t o r
cause engine troubles
and have to be removed
regularly
(every 10 hours ).