05-42
MMC2005-001_05A.FM
SECTION 05 - ENGINE PREPARATION
– oil pu
m
p and carburetor synchronization
– final idle speed adjust
m
ent (engine running).
1
A32C71A
2
1. Idle speed screw
2. Pilot screw (one on each carburetor)
Pilot
S
crew Adjust
m
e
n
t
Co
m
pletely close the pilot screw (until a slight
seating resistance is felt) then back off as speci-
fied.
T
urning screw in clockwise leans
m
ixture and con-
versely, turning it out counterclockwise enriches
m
ixture.
Refer to
T
ECHNICAL DA
T
A for the specifications.
Carburetor
S
y
n
chro
n
izatio
n
a
n
d
Throttle
S
lide Height (preli
m
i
n
ary
idle speed adjust
m
e
n
t)
First proceed on P
T
O carburetor.
Use a drill bit to
m
easure throttle slide height (see
following table) on
outlet
side of carburetor (en-
gine side).
Adjust by turning idle speed screw
n
o. 15
.
2
A32C72A
1
3
1. Adjust P
T
O carburetor first
2. Drill bit used as a gauge to
m
easure throttle height
3. Idle speed screw
For MAG carburetor use synchronization screw.
Use sa
m
e drill bit as for P
T
O carburetor to
m
ea-
sure throttle slide height.
T
urn synchronization
screw to adjust.
2
A32C73A
3
1
1. P
T
O carburetor adjusted first
2. Drill bit used as a gauge to
m
easure throttle height
3. Synchronization screw
NOTE:
Make sure that throttle cable does not hold
throttle slide. Loosen cable adjuster accordingly.
Final idle speed adjust
m
ent (engine running at idle
speed) should be within 1/2 turn of idle speed
screw fro
m
preli
m
inary adjust
m
ent.
Содержание ski-doo MACH Z 1000 SDI
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