Saab 95 1967, Service Manual

Page: 227 / 610

ASSEMBLING
5. Insert the rotor and screw the assembly together. Make
The length of the brushes must be checked before the al sure that the arm bearing housing is correctly posi-
ternator is assembled, The minimum is 0.354 i tioned relative to the slip ring bearing housing. Press
n. .
hm if they are under 0551 in. (14 mm) they (9 mm), the brushes down from the outside with a screwdriver
should be
replaced. See "Changing brushes”. 0" Similar-
1. Pack the ball bearings with Bosch Ft 1 v 34 grease
Press the ball bearing into the housing with the en:
closed side facing the drive end.
2. Press the drive bearing housing on to the rotar,
3. Press on the ball bearing on the slip ring side. The en-
closed side faces the slip rings,
PRESSING
DOWN THE BRUSHES
6. Fit the fan and belt pulley. The large spacer is to be
placed between the fan and the belt pulley. The small
spacer is to be placed between the belt pulley and the
spring washer. Tighten the nut to a torque of 23—29
ft.lb. (34—39 Nm, 3.5—4 kpm).
PRESSING
THE SLIP RING BALL BEARING INTO POSITION CHANGING BRUSHES
Min. length of the brushes is 0.354 in. (9 mm). If the al-
ternator is renovated the brushes shall be replaced if they
4. Put the spring washer into the bearing seat. Push up are under 0.551 in. (14 mm). . '
the brushes and secure them with the brush springs 1. Mark the posmon of the tension lug on the dnve bear-
. . . . t assembly IS removed). mg housing _ (this Is easrer If the erSh um and remove the rotor with the bearing housrng from
the stator.
Undo both nuts holding the rectifier bridge in place.
3. Undo the terminal screw of the connecting wire to the
brush unit assembly.
(Later alternator models are fitted with AMP-connec-
N
tions.)
BRUSHES
PUSHED UP AND SECURED
m 321—11