Saab SONETT III Service Manual page 19

Master cylinder:
Diameter of cylinder 3/4"
Clearance between master-cylinder
piston and push-rod 0.024-0.047 in. (0.6-1.2 mm)
Same clearance at tip of brake pedal
0.12-0.24 in. (3-6 mm)
Distance from brake-pedal foot plate
to the lower part of the dash panel
(max. stroke) approx. 3.5 in. (approx. 90 mm)
Wheel cylinder, front 2"
Wheel cylinder, rear
5/8"
Brake I ines 3/16" Bundy tube
Brake hoses, front and rear, length 8 1/2"
Tighten ing torques:
Castle nut, front wheel hub 177 Nm (18 kpm, 130 ft.lb.)
Castle nut, rear wheel hub 88 Nm (9 kpm, 65 ft.lb .)
FRONT ASSEMBLY, STEERING
VVheel alignment
Front wheel alignment, no bad:
"King-pin" inclination
7 + 1°
Caster
2 ± 1/2°
Camber
0± 1/4°
Toe-in at wheel rim 0.04 ± 0.04 in. (1 ± 1 mm)
Turning angles:
Outside wheels
20°
Inside wheels 22 1/2 ± 1 1/2°
Steering gear:
Steering gear adjustment:
Pinion axial clearance max. 0.005 in. (0.12 mm)
Radial clearance of rack max. 0.01 in. (0.25 mm)
Steering ratio, steering wheel/road
wheels average
15.5:1
Wheel travel between limit positions 2.7 turns
Tie rod ends:
Distance between end of thread
and lock nut
Permissible difference between
left hand and right hand dimension
max. 1.0 in. (25 mm)
max. 0.08 in. (2 mm)
Tightening torque:
Nut, tie-rod end 34-49 Nm (3.5-5 kpm, 25-36 ft.lb.)
Rear wheel alignment:
Camber
Toe-in (toe-out)
Both wheels together or
measured rim-to-rim
Toe-in (toe-out) per wheel
must not exceed
Max. difference in wheelbase,
left and right (front wheels
pointing straight ahead)
0±1 0
0
±1 0
0 ± 0,28 in. (7 mm)
0± 3/4°
0.6 in. (15 mm)
Nov. 1972
SAAB
020-12