Service
Fresenius Medical Care
T688 Series
12
V1 Aug 2020
Lift Column removal / replacement (T688)
Figure 6. Top Frame Figure 7. Lift Column Base
•
To remove the Lift Column:
1. Apply the chair brakes.
2. Disconnect the mains power supply cable from the wall outlet.
3. Remove the seat cushion and the back rest (
Refer to Backrest and Seat Cushion removal /
replacement section on page 8-9
).
4. Remove the four mounting bolts (
G
) from the top of the column (
Figure 6
). Undo the four bolts
using a T40 torx driver.
5. Lift the whole chair assembly off the column (Two people required).
6. Position the chair on its back (
see Figure 7
).
7. Remove the four mounting bolts (
H
) located at the bottom of the column (
Figure 7
).
•
To replace the lift column:
1. Place the new column to the base and the four mounting bolts.
2. Place the chair upright on its castors.
3. Reposition the chair assembly onto the column.
4. Reposition the four mounting bolts of the column onto the top frame.
5. Refit the seat and backrest cushions.
G
G
H
H
