Sunbeam ALPINE I SERIES: APLINE II SERIES, Workshop Manual

Page: 16 / 413

.._,,
WSM. 124
General Data
CARBURETTOR-Alpine 1-111 (early)
9th
re-Issue
Page 15
Make ...
Type .•.
Series I
*With gauze type
air filter
2xZenith
36W.I.P.2
Series II
With gauze type
air filter
2xZenith
36WIP2 or 36WIP3
Series II
With dry
element
type air cleaner
2xZenith
36WIP2 or 36WIP3
Series Ill (Std.)
With gauze type
air filter
2xZenith
36WIP3
Series Ill (GT)
With dry
element
type air
cleaner
2xZenlth
36WIA3
Settings (Sea level to 4,000ft. (1219 m.])
Choke ... 28 mm. 30 mm. 30 mm.
28 mm. 28 mm. 29 mm . 29 mm.
Main discharge Jet 016289 016289 016289 016219
016219 016289SE 016289
Main jet .. . ... 130 1-42 1-42 112
112 127 105
By-pass jet ... Blank Blank Blank 57 57
Blank 55
High speed bleed 100
100 100 60 60 100
120
Slow running ... SO
so
-45
-45 -45 -45 -45
Progression holes 2 x 0·8 2x0·8 2x 1·0 2x0·8
Ix 1·1, I xl·O IX l·O, 2x 1·1 lx0·8, lxl·I
Pump Jet
... so
tSO see below 70 70 70
90 90
CARBURETTOR TYPE NUMBER IS STAMPED ABOVE FLOAT CHAMBER
*
Note: (Series I only) For export territories where dust is prevalent a dry element type air cleaner is available. This should be used only
with 120 main jet, 180 hi1h speed bleed and a No. 77 by-pus jet.
t
70 Accelerator pump jet is used if 7 mm. radius pump cam Is fitted. Where this cam and jet is used, there is a 50 leak hole in the accelerator
pump suction valve.
Altitude settings (differences above 4,000ft. (1219
m])
-4000 ft. (1219 m.) 7500 ft. (2288 m.) I 0000 ft. (30-48 m.) 12500 ft. (3812 m.)
to
to
to to
7500 ft. (2288 m.) I 0000 ft. (30-48 m.) 12500ft. (3812 m.)
15000ft. (-4576 m.)
Main jet-Serles I 125 120 117 115
-Series I 112 110 107 105
_JExport)
erles II 135 132
130 127
(gauze filter)
-Serles II 107 105 102
100
(dry element)
-Series Ill (Std.)
_Jgauze filter)
120 117
115 112
eries Ill (GT)
(dry element) 100 98 95
93
By-pass jet-Series I
(Export)
No change 72
72 70
-Series II
(dry element)
No change 52 52
so
-Series Ill (GT)
(dry element) No change
so so
-48
CARBURETTOR-Alpine
Ill
(where fitted), Alpine IV, Rapier IV
Make Solex compound (twin choke)
Type 32 PAIA
Settings
Choke ••.
Main jet
Air correction
Pilot jet
Pilot air bleed
Pump Jet ••.
STD.
24mm
120
210
60
Nil
70
Primary
throttle
Alpine Ill, Rapier IV
Secondary
throttle
GT. & RAP.
24mm
117•5
190
60
1·0
70
STD.
26mm
155
210
60
Nil
Nil
GT. & RAP.
26mm
130
190
60
·8
Nil
Float chamber-Pump back bleed ••.
Needle valve •••
-Pump back bleed ...
-Needle valve
i�
s
x 1 ·Omm !
Alpine Ill, Rapier IV
50
2·5 x I ·Omm
Alpine IV
-
From
15000 ft. (-4576 m.)
112
102
125
97
110
90
67
so
-48
Alpine IV
Primary Secondary
throttle
throttle
STD. & GT. STD. & GT.
24mm 26mm
120 155
210 210
60
60
1·0
l·O
70
Nil