Disassembly and Assembly

DISASSEMBLY AND ASSEMBLY

DISASSEMBLY SERVICE POINTS
[[A]] JAM NUT REMOVAL

CAUTION:
^ To hold the coil spring securely, install special tools MB991237 and MB991238 evenly as shown (parallel with each other).
^ Do not use an impact wrench to tighten the bolt of special tool MB991237, otherwise the special tool will break.





1. Use special tools MB991237 and MB991238 to compress the coil spring.

WARNING: Do not use an impact wrench to remove the jam nut. Vibration of the impact wrench will cause special tools MB991237 and MB991238 to slip and cause bodily harm.





2. Use special tool MB991176 to secure the strut, and then remove the jam nut.

[[B]] STRUT ASSEMBLY REMOVAL

WARNING: Wear goggles when drilling to protect your eyes from flying metal debris.





The gas must be discharged from the strut assembly before discarding it. Place the assembly horizontally with its piston rod extended. Then drill a hole of approximately 3 mm (0.1 inch) in diameter at the location shown in the illustration and discharge the gas.

ASSEMBLY SERVICE POINT
]]A[[ JAM NUT INSTALLATION

CAUTION: Do not use an impact wrench to tighten the bolt of special tool MB991237, otherwise the special tool will break.





1. With the coil spring held compressed by special tools MB991237 and MB991238, temporarily tighten the jam nut.





2. Using a rod as shown, line up the holes in the strut assembly spring lower seat with the hole in the spring upper seat.
3. Align both ends of the coil spring with the grooves in spring seat, and then loosen special tools MB991237 and MB991238.

CAUTION: Do not use an impact wrench to tighten the jam nut, other wise the jam nut will not be tightened securely.





4. Using special tool MB991176, tighten the jam nut to 64 ± 5 Nm (47 ± 4 ft. lbs.).

INSPECTION
^ Check the bearing for wear or rust.
^ Check the rubber parts for damage or deterioration.
^ Check the spring for deformation, deterioration or damage.
^ Check the shock absorber for deformation.