3. Unzip and remove the support surface top cover.
4. Unclip the foot end center belt retainer from the bottom cover.
5. Remove the CPR connector to allow the support surface to deflate.
6. Unzip the fire barrier.
7. Move the fire barrier over the side bolsters and air cells toward the head end to access the AST air cells to replace.
8. Using diagonal pliers, cut the four nylon cable ties (A) from the two line manifold/AST air cell fittings (B) (Figure 7).
9. Unbutton both sides of the AST air cell from the side bolsters. Repeat for all four AST air cells.
10. Slide the AST air cell through the center belt (C) and remove. Repeat for all four AST air cells.
B
A
C
D
F
Fiig
gu
urre
e 7
7 –– A
AS
ST
T a
aiirr cce
ellllss rre
em
mo
ovve
ed
d
11. Feed the AST cable plug through the bottom cover sleeve. Slide the sleeve toward the support surface to access the
AST cable spiral wrap.
N
No
otte
e -- Make note of how the cable spiral wrap is secured.
12. Starting at the support surface side, unwrap the cable spiral wrap to remove the AST cable (D).
N
No
otte
e -- When you install the AST air cells, the distance from the edge of the CPR connector to the AST connector should
be a minimum of 7 7/8” (200mm). There should be 2” (50mm) from the end of the cable spiral wrap to the end (Figure 8).
A
B
F
Fiig
gu
urre
e 8
8 –– C
Ca
ab
blle
e ssp
piirra
all w
wrra
ap
p a
an
nd
d A
AS
ST
T cca
ab
blle
e
13. Feed the pump AST cable through the bottom cover.
EN
14
2941-109-002 Rev AA.0
Summary of Contents for IsoAir
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