Service
Fresenius Medical Care
T688 Series
11
V1 Aug 2020
9. Disconnect all the cables (
E
) from the control box (
Figure 4
).
Note:
It is recommended to number the cables while disconnecting them,to ensure they are
connected into the corresponding ports of the new control box.
10. Once the control box disconnected, undo the bolt and nut (
F
) located on the side of the bracket
and slide control box as directed in
Figure 5
.
•
To replace the Control Box:
1. Reinstall the mounting bracket onto the new control box.
Note:
When reinstalling the mounting bracket, do not overtighten the bolt and nut. Tighten the bolt
until it makes initial contact with the plastic housing of the control box.
2. Reconnect all the cables and mount the control box back onto the top frame.
3. Refit the seat cushion.
Note. Recalibration and reprograming are required after replacing the control box.
