Iveco Stralis AT/AD. Manual — part 216
Figure 29
Working diagram of air suspensions for 6x2Y/FP/FS-D/FP-D vehicles
73712
1. Front level sensor — 2. Front axle air spring — 3. Front axle electro-pneumatic control valve — 4. Rear and added third axle
electro-pneumatic control valve— 5. Pressure test point — 6. Rear axle air spring — 7. Rear level sensor— 8. Rear axle
suspension pressure switch — 9. Rear added axle suspension pressure switch — 10. Rear added axle air spring — 11. Check
valve— 12. Rear added axle lift pressure switch — 13. Rear added axle lift air spring —14. Controlled pressure valve with
limited return (opening pressure 8.5 bars)— 15. Manual condensate bleed valve — 16. 30-litre air tank — 17. 80-litre air tank
18. Pressure switch (opening pressure 8 bars) 19. MUX electric system — 20. Check valve.
32
SUSPENSIONS
S
TRALIS
AT/AD
Base - January 2003
Figure 30
Working diagram of air suspensions for 6x2Y/FP/FS-D/FP-D vehicles
(without lifting the additional axle)
79502
1. Front level sensor — 2. Front axle air spring — 3. Front electro-pneumatic control valve — 4. Rear and added third axle
electro-pneumatic control valve— 5. Pressure test point — 6. Rear axle air spring — 7. Rear level sensor— 8. Rear axle
suspension pressure switch — 9. Rear added axle suspension pressure switch — 10. Rear added axle air spring — 11. Check
valve— 12. Controlled pressure valve with limited return (opening pressure 8.5 bars) — 13. Manual condensate bleed valve
—14. 30-litre air tank — 15. Pressure switch (opening pressure 8 bars) — 16. MUX electric system — 17. Check valve.
SUSPENSIONS
33
S
TRALIS
AT/AD
Figure 31
Working diagram of air suspensions for 6x2Y/FP/FS-CM vehicles
73712
1. Front level sensor — 2. Front axle air spring — 3. Front axle electro-pneumatic control valve — 4. Rear and added third axle
electro-pneumatic control valve— 5. Pressure test point — 6. Rear axle air spring — 7. Rear level sensor— 8. Rear axle
suspension pressure switch — 9. Rear added axle suspension pressure switch — 10. Rear added axle air spring — 11. Check
valve— 12. Rear added axle lift pressure switch — 13. Rear added axle lift air spring —14. Controlled pressure valve with
limited return (opening pressure 8.5 bars)— 15. Manual condensate bleed valve — 16. 30-litre air tank — 17. 80-litre air tank
18. Pressure switch (opening pressure 8 bars) 19. MUX electric system — 20. Check valve.
34
SUSPENSIONS
S
TRALIS
AT/AD
Base - January 2003
Figure 32
Working diagram of air suspensions for 6x2Y/FP/FS-CM vehicles
(without lifting the additional axle)
73710
1. Front level sensor — 2. Front axle air spring — 3. Front axle electro-pneumatic control valve — 4. Rear and added third axle
electro-pneumatic control valve— 5. Pressure test point — 6. Rear axle air spring — 7. Rear level sensor— 8. Rear axle
suspension pressure switch — 9. Rear added axle suspension pressure switch — 10. Rear added axle air spring — 11. Check
valve— 12. Controlled pressure valve with limited return (opening pressure 8.5 bars) — 13. Manual condensate bleed valve
—14. 30-litre air tank — 15. 80-litre air tank — 16. Pressure switch (opening pressure 8 bars) — 17. MUX electric system
18. Check valve.
SUSPENSIONS
35
S
TRALIS
AT/AD
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