Disassembly
Remove the protective cover with a flat blade screwdriver.
Suspension spring compressor
Using tool J38402, A20, compress the suspension spring until almost all of the spring force is removed from the strut.
Loosen the nut on the rack rod.
Note. Do not use an impact tool to compress the springs.
Remove the upper suspension mount, spring support cup, suspension spring and protective cover from the strut.
Recycling suspension struts
Fully extend the stem of the telescopic pole.
Zone (A) drilling holes for gas release
Release the gas from the strut cylinder by making a hole (notch) in section A.
Warning! The escaping gas is harmless, but precautions should be taken to release the generated metal chips.
Checking the technical condition
Check the suspension strut upper mount for wear or damage.
Check rubber parts for damage or material degradation.
Check suspension spring for shrinkage and looseness.
Checking the operation of the telescopic pole
Check the telescopic pole for excessive rigidity or unusual sound during operation.
Assembly
Installation of a pillow of the lower support cup of a spring
Install the pad of the lower suspension spring support cup, aligning the tabs on the pad with the holes in the cup.
Install the protective cover on the stand.
Fully compress the suspension spring with tool J38401, A2 and install it on the suspension strut.
Note. Install the suspension spring with the colored mark towards the steering knuckle.
Fully extend the strut stem and install the top support cup and the top strut support.
Installing the Upper Spring Cup
Note. Align the D-hole of the upper spring seat with the flat of the strut rod.
With the top and bottom coils of the spring correctly positioned in the grooves of the top and bottom support cups, pre-tighten the self-locking nut on the strut stem.
Remove tool J38402, A20.
Tighten the self-locking nut to 69–70 Nm.
Apply grease to the strut bearing and install the strut top bearing cap.
Warnings!
- Replace self-locking nuts with new ones after each removal.
- Lubricant used is NGLI No.0 Chassis or equivalent.
- When laying the lubricant, make sure that it does not get on the rubber pad of the upper support.