4.3.2 ERGOpor-backrest element
The ERGOpor-backrest element is a firm
plastic shell with removable cushion.
4.3.2.1 Removing the ERGOpor-
backrest element
Removing the back element is done in
the same fashion as on the ORTOform-
back cushion – 4.3.1.1.
4.3.2.2 Attaching the ERGOpor-
backrest element
Assembly also corresponds to the ORTO-
form-back cushion – 4.3.1.2.
4.3.2.3 ERGOpor backrest cush-
ion
The ERGOpor backrest cushion is secured
to the backrest shell with Velcro fasten-
ers and can be pulled off.
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4.4 Seat cushion
For stowage/transport the seat cushion
has to be taken off to the top.
4.4.1 ORTOform-seat cushion
The ORTOform-seat cushion is a firm,
removable cushion.
4.4.1.1 Removing the ORTOform
seat cushion
Two seat bracket locking devices per side
have to be thrown to remove the seat
cushion (fig. 20/ ).
4.4.1.2 Placing the ORTOform
seat cushion
After replacing the seat cushion two seat
bracket locking devices per side have to
be thrown again (fig. 21/ ).
1
20
1
2
21
19