STANDARD CALIBRATION AND CONFIGURATIONS
PHDG
MAIN CIRCUIT LAYOUT
WITHOUT HOLE
CARBURETTOR BODY
application
VESPA / RIGID CONNECTION
code No.
A09855
Ø venturi
19
Ø engine connection
rigid
adapter engine connection Ø 36 (20011.00.82) no
Ø air box/filter connection
46
adapter filter connection Ø 60 (20011.00.82) yes
depression pipe (14666.00.38) no
oil mix pipe (15286.00.33)
no
rubber tube for air float chaber 90°
yes
over flow pipe tube
yes
float cover cup yes
knob for idle RMP screw adjustment
60523.00.31 (yellow)
tube for bowden cable gas valve cover
90° (53036.00.78)
STARTER CIRCUIT
float
4 g (9450.01.80)
Ø of fuel needle inlet seat
170 (19997.170.01)
flow rate with
inlet needle (distance 40 cm)
12,9
flow rate without
inlet needle (distance 40 cm) 13,8
max allowed pressure
0,4 bar
float chamber level
6 mm
STARTER CIRCUIT
starter jet
60 (9501.60.02)
starter air inlet
400
starter device
wire device (53002.00.78)
IDLE CIRCUIT
idle mix screw - open turns
2
idle air 100 (3740.100.01)
idle jet 55 (1488.55.02)
idle hole 100
PROGRESSION CIRCUIT
progression hole
120
MAIN CIRCUIT
atomizer
262 AN (9511.262.28)
atomizer nozzle
flat (99562.00.28)
main jet
100 (1486.100.02)
main jet case back
(09779.00.52) yes
conical needle/position
W26/3^ (9595.26.08)
gas valve
40 (20001.40.64)
main air
150 (11600.150.02)
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