Rear suspension (drum brake) - general overview of assembly — VW

Rear suspension (drum brake) - general overview of assembly
WARNING
Always replace self-locking nuts and bolts subject to angular torque
Soldering and straightening operations are not permitted on the suspension supporting components or on those components in which the wheels are mounted
Always replace corroded or rusted screws/nuts
Note
When replacing components with metal and rubber supports, or when bolts/nuts have been removed from such components, you must lift the unloaded axle before tightening
Chapter
.
Coil spring
Correspondence
Electronic Part Catalogue
.
Spring seat
Check and replace whenever damaged
Hexagonal head bolt
30 ± 5 Nm + 90° ± 15°
or
75 ± 11 Nm
replace after each removal
If the thread in the welding nut is damaged, it may be repaired with a Heli Coil thread insert.
Repair threads on body
Chapter
Shock absorber
Correspondence
Electronic Parts Catalogue
.
Remove and install
Chapter
WARNING
Only shock absorbers of the same brand
“Supplier”
can be mounted in the same vehicle.
Hexagonal head bolt
40 ± 6 Nm + 90° ± 15°
or
55 ± 8 Nm
replace after each removal
Hexagonal nut
replace after each removal
When tightening the axle body's nut to intermediary position
We recommend that a person counterbalances the vehicle's rear side when tightening
Internal hex head bolt
8 ± 1.5 Nm
Hexagonal nut
replace after each removal
When tightening the axle body's nut to intermediary position
We recommend that a person counterbalances the vehicle's rear side when tightening
Shaft end
Straightening works are not allowed!
It is not permitted to rework the thread!
Protection
Hexagonal head bolt
50 Nm 60°
replace after each removal
Bolt
4 ± 0.6 Nm
Brake drum
Remove and install
Brake system
Rep. gr.
46
Brakes - mechanical systems
Dust protection cover
replace after each removal
A technically correct sealing can only be obtained with a new dust protection cover.
Only this way can sound operation and long working life be ensured
Grooved nut (dodecagonal)
Self-locking
70 Nm 40°
replace after each removal
Wheel hub with roller bearing
replace after each removal
The wheel roller bearing and hub are assembled together in a framework.
This wheel roller bearing/hub unit is exempted from maintenance and clearance. Adjustment works, as well as repair, are not possible.
Calliper body with brake shoes
Remove and install
Brake system
Rep. gr.
46
Brakes - mechanical systems
Handbrake cable bracket
Handbrake cable
Hexagonal head bolt
30 ± 5 Nm + 90° ± 15°
or
75 ± 11 Nm
replace after each removal
If possible, do not release for removal of rear axle
If the thread in the welding nut is damaged, it may be repaired with a Heli Coil thread insert. Repair threads on body
Chapter
.
Hexagonal nut
Self-locking
replace after each removal
When tightening the axle body nut in the horizontal position (empty vehicle)
Chapter
Hexagonal head bolt
45 Nm 90°
replace after each removal
When tightening the axle body nut in the horizontal position (empty vehicle)
Chapter
Support for rear axle
After installation, check the whole course of the rear axle, adjust if necessary
If possible, do not release for removal of rear axle
Metal-rubber hydraulic bearing
Differentiating characteristics of the metal-rubber bearing.
The hydraulic metal-rubber bearing has a reinforcement
arrow
that points toward the outside of the vehicle.
When the bearing is not sealed, it must be replaced.
Remove and install
Chapter
Rubber-metal bearing
Remove and install
Chapter
Handbrake cable bracket
Bolt
20 Nm 45°
replace after each removal
Oscillation dampener
replace after each removal
Bolt
20 Nm 45°
replace after each removal
Axle beam
The stop surface and the threaded holes for the shaft ends must be free of paint and dirt.
Support
Material: Zinc
Check and replace whenever damaged