PRE-RELEASE
Steering gear, B284
| Steering gear, B284 |
| Important | ||
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Scrupulous cleanliness must always be observed during all work with hydraulic components. |
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| Important | ||
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Always use wing covers when working in the engine bay. |
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| To remove |
| 1. |
Clamp the return hose and feed hose with
30 07 739 Hose pinch-off pliers
.
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| 2. |
Fix the steering wheel in position.
LHD: straight ahead RHD: approx. 20° to the right. Fix the steering wheel to the dashboard using woven tape or the like. |
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| 3. |
Raise the car.
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| 4. |
Remove the front wheels.
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| 5. |
Remove the nuts securing the track rod ends to the steering swivel members.
Remove the track rod using 87 91 287 Puller, 150 mm . 
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| 6. |
Remove the anti-roll bar links from the anti-roll bar. Hold with a thin 17 mm open wrench so that the ball joint does not turn.
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| 7. |
Remove the steering shaft joint from the steering gear.
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| 8. |
Remove the exhaust pipe flange and relieve the load on the flexible bellows using
83 95 212 Strap
.
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| 9. |
Remove the rear torque rod bolt.
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| 10. |
RHD:
Place a receptacle under the car. Detach the delivery line and the return line from the steering gear. Plug the lines.
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| 11. |
Use a column jack to relieve the load on the subframe. Remove the rear bolts and rod.
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| 12. |
Remove the anti-roll bar mountings from the subframe.
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| 13. |
LHD:
Place a receptacle under the car. Detach the delivery line and the return line from the steering gear. Plug the lines.
RHD: Remove the delivery pipe from the clip on the steering gear. 
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| 14. |
Remove the steering gear bolts, nuts and washers.
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| 15. |
Raise the anti-roll bar and lift the steering gear out through the wheel housing on the left side.
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| To fit |
| 1. |
Lift the steering gear into place through the wheel housing on the left side.
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| 2. |
Fit the steering gear to the subframe.
Tightening torque 50 Nm +60° (37 lbf ft +60°) 
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| 3. |
LHD:
Fit the delivery line and return line to the steering gear. Fit new O-rings.
Tightening torque 12 Nm (9 lbf ft) 
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| 4. |
Fit the anti-roll bar to the subframe.
Tightening torque: 18 Nm (14 lbf ft) 
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| 5. |
Raise the subframe using
83 95 311 Trolley lift
with
83 94 801 Parent fixture
and
83 96 137 Centring tool, subframe - body
. Fit the tool against the guide holes in the body. Fit the rods and tighten the bolts.
Tightening torques Subframe: 75 Nm + 135° (55 lbf ft + 135°) Torque rod: 90 Nm + 45° (67 lbf ft + 45°) |
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| 6. |
RHD:
Fit the delivery line and return line to the steering gear. Fit new O-rings.
Tightening torque 12 Nm (9 lbf ft) 
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| 7. |
Fit the torque rod bolts.
Tightening torque: 80 Nm (59 lbf ft) |
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| 8. |
Fit the exhaust pipe flange.
Tightening torque 30 Nm (22 lbf ft) 
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| 9. |
Fit the anti-roll bar links to the anti-roll bar. Hold with a thin 17 mm open wrench so that the ball joint does not turn.
Tightening torque 64 Nm (47 lbf ft) 
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| 10. |
Fit the track rod ends to the steering swivel members.
Tightening torque 35 Nm (26 lbf ft) |
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| 11. |
Fit the steering shaft joint to the steering gear. Clean the threads and apply
Threadlock, Loctite 242
to the threads.
Tightening torque 30 Nm (22 lbf ft)
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Warning
| 12. |
CV:
Fit the chassis reinforcement, front subframe, CV
.
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| 13. |
Clean any spilled oil from the subframe. Lower the car to the floor.
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| 14. |
Refit the wheels
.
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| 15. |
Remove the hose pinch-off pliers and top up
Power steering fluid
.
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| 16. |
Remove the tape or other means used to prevent the steering wheel from moving.
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| 17. |
Fill the power steering fluid according to specification,
bleed the power steering system
and check for leaks.
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| 18. |
Carry out a
wheel alignment
.
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