Mattress and Seat Systems Service Manual
Repair
Page 29
Figure 16 - ICT18 Mattress Overlay (OL)
20
40
50
60
10
30
30
Head
End
Feet
End
Alternating
Non-ventilated
Item 20 (9 off)
Alternating (4 off)
Non-ventilated, Item 20 (all except IC120)
Ventilated, Item 70 (IC 120 only)
Static
Non-ventilated
Item 20 (3 off)
Alternating
Non-ventilated
Item 20 (2 off)
Cell Arrangement
Note the orientation of the
Non-Return Valves (Item 30)