Saab SONETT III Service Manual page 13

Fuel system
Model 1970
Model 1971
As from model 1972
Carbu retor
Make
FoMoCo (Auto-Lite)
Type
70 TW-9510—AA 71 TW-9510—LA
72 TF-9510—KEA
Choke
Automatic
Main jet
150 140
140
Float valve
2.0
I dl ing speed
900 rev/min
Rapid idling speed with headlights
lower beam on, third step
1900-2100 rev/min
Float leve!, fully closed float valve
1.080 ± 0.010 in.
(27.5 ± 0.25 mm)
Float level, fully open float valve
1.420 ± 0.010 in.
(36 ± 0.25 mm)
Fuel pump
Type Membrane pump driven by eccentric
on the camshaft
Feeding pressure 3.4-4.3 lb./sq.in. (0.24-0.30 bar,
kp/cm 2 ) at 4000 crankshaft rev/min
Fuel tank, capacity
15.8 US gal. (60 liters)
Fuel level transmitter
VDO K 221. 87/3/3 alt. K 221. 826/2/6
Exhaust system
Exhaust pipe, internal diameter
1.34 in. (34 mm)
Cooling system
Model 1970
Type
Overpressure
Capacity, incl. heater 1.8 US gal. (7.0 liters)
Thermostat opening range
181°F (83°C)
Max. opening
0.28 in. (7 mm)
Radiator pressure cap opens at
3.5-4.2 lb./sq.in .
(0.25-0.30 bar, kp/cm 2 )
FREEZING POINTS FOR GLYCOL MIXTURES
Volume Freezing
%
Point
glycol
oF oc
10
25 —4
20 14
—10
30 1 —17
40 —15 —26
50
—38 —39
As from model 1971
7.5-10.3 IbIsq.in .
(0.55-0.75 bar, kp/cm 2 )
Nov. 1972 SAAB 020-6