Saab 95 1967, Service Manual

Page: 175 / 610

CHECKING
THE SETTING
Adjustment by bending the tongue of the thermosta-
tic spring lever.
ADJUSTMENT OF THERMOSTATIC SPRING LEVER TONGUE
S. Depress the accelerator pedal. The engine speed should
slow down when the step cam moves down to the third
catch. Check that the mark < on the third catch of the
Step cam is exactly opposite the stop on the throttle
spindle. If necessary, adjust the connecting rod 50 that
the correct position is obtained.
6. Stop the engine. Depress the accelerator pedal fully
and check that the choke valve opens 0-19-0-23 I"-
(4.8—5.8 mm). If necessary, adjust W Carefl-‘I'Y bend-
ing the stop on the cam disc.
7- Remove the rubber band and refit the cov
automatic choke if this ite
that the spring takes up the cor
the engine and check the volum
the idling speed and the fast idling speed-
er of the
m has been removed. Check
rect position. Warm up
9 control screw setting,
FAST IDLE ADJUSTMENT
1. R . . a
un the engine until It reaches normal working tem-
2 perature. Remove the air cleaner.
. Connect a tachometer.
3. Hold the throttle valve shaft and the step cam 50, that
the stop dog contacts the mark on the third catch of
the step cam.
4- The engine speed shall now be 300-2 000 rev/min.
VII/1h?" adjusting, bend the stop of the throttle valve
5 a t.
BENDING THROTTLE VALVE STOP
5. Check the fast idle setting.
6. Fit the air cleaner.
IDLE ADJUSTMENT
NOTE! This adjustment should be made when the engine
has been warmed up to normal working temperature. De—
pending on the mileage, adjustment should be preceded
by checking the electrode gap of the spark plugs, the ig-
nition setting and the valve clearance.
1. Reduce the engine speed so that the engine runs as
slowly as possible or at max. 500 rev/min.
2. Adjust the volume control screw until the engine runs
as smoothly as possible. '
3. Switch the headlights on (high beam) and the speed
to 800—900 rev/ min with idle adjusting screw.
on“ 731_1 1