Ford Sierra

1982-1993 of release

Repair and operation of the car

Ford Siyerra
+ 1.2. Identification of the car
+ 2. Maintenance
+ 3. General data
+ 4. Engines
+ 5. Coupling
+ 6. Transmissions
- 7. Driveshaft and back bridge
   7.1. Technical characteristics
   7.2. Removal and installation of the driveshaft
   7.3. Repair of the intermediate bearing
   7.4. Removal and installation of the back bridge
   7.5. Dismantling and assembly of the back bridge
   7.6. Dismantling and assembly of differential
   7.7. Adjustment of bearings of gear wheels of the main transfer
   7.8. Adjustment of gear wheels of the main transfer
   7.9. Assembly and adjustment of the main transfer
   7.10. Replacement of a sealing ring of a gear wheel of the main transfer
   + 7.11. Half shafts
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment

7.1. Technical characteristics

GENERAL INFORMATION

Adjusting data

Moment of resistance of rotation of a gear wheel of the main transfer:
– bridge 6,5"	1,3 – 1,8 Nanometers
– bridge 7"	1,6 – 2,1 Nanometers
Initial tightness of conic bearings of gear wheels of the main transfer:
– bridge 6,5"	0,11 – 0,15 mm
– bridge 7"	0,13 – 0,17 mm
Mezhzubyevy gap of the main transfer:
– for control	0,10 – 0,17 mm
– for adjustment	0,05 mm

Thickness of laying for adjustment of installation of gear wheels of the main transfer

2,99 – 3,24 mm (3,62 - 3,77 mm)
2,91 – 3,16 mm

Thickness of adjusting laying of semi-axial gear wheels of differential

1,02 – 1,08 mm
1,09 – 1,15 mm
1,16 – 1,22 mm
1,23 – 1,29 mm
1,30 – 1,36 mm
1,37 – 1,43 mm
1,44 – 1,50 mm
1,51 – 1,57 mm
1,58 – 1,64 mm
1,65 – 1,71 mm
1,72 – 1,78 mm
1,79 – 1,85 mm
1,86 – 1,92 mm
1,93 – 1,99 mm

Driving half shafts

Driving half shafts have two three-humeral hinges. Diameter of hinges: 73–78 mm.

Lubricant

Amount of oil:
– bridge 6,5"	0,8 ^dm3
– bridge 7"	0,9 ^dm3
Type	oil for SAE 90 Ford SQM 2 C 9003 AA transmissions.

Tightening moments

Driveshaft:
Flange of the back hinge of the driveshaft to a flange of a gear wheel of the main transfer	57 – 67 Nanometers
The case of the intermediate bearing to a body	18 – 23 Nanometers
Zadny Bridge:
Cover to a case	45 – 60 Nanometers
Case to a beam of a back axis	70 – 90 Nanometers
Nut of fastening of a flange to a gear wheel of the main transfer	130 – 150 Nanometers
Fastening of the conducted gear wheel of the main transfer to a differential box	75 – 86 Nanometers
The plate fixing a flange of adjustment of a gap of the bearing of differential	19 – 25 Nanometers
Driving half shafts:
Nut of a nave of a back wheel	250 – 290 Nanometers