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Figure 33 Working diagram of rear air suspensions for 6x2Y/PT vehicles 73713 1. MUX electric system — 2. Pressure switch (opening pressure 8 bars) — 3. Check valve — 4. Pressure test point — 5. Rear axle electro-pneumatic control valve — 6. Rear axle air spring — 7. Rear axle suspension pressure switch — 8. Rear added axle air spring — 9. Rear added axle suspension pressure switch — 10. Check valve * - 11. Rear added axle lift pressure switch 12. Rear added axle lift air spring — 13. Level sensor — 14. Controlled pressure valve with limited return — 15. Manual condensate bleed valve — 16. 30-litre air tanks. * (Both need to be fitted on the vehicle with the connection 1 facing downwards.) 36 SUSPENSIONS S TRALIS AT/AD Base - January 2003 |