Maintenance Manual
28
THIGH SECTION REPLACEMENT
Required Tools:
Long Nose Pliers
1/2" wrench
Phillips Screwdriver
Procedure:
N
N
O
O
T
T
E
E
Unless otherwise indicated, refer to figure 4.3A on page 27 for the illustration of this procedure
reference points.
1. Run the bed fully up and apply the brakes. Flatten all sections of the mattress support.
2. Unplug the bed power cord from the wall outlet.
3. Lower the siderails.
4. Remove the foot and head section molded shells.
5. Using long nose pliers, remove the rue ring cotter/washers/clevis pin (F, fig. 4.3B, page 30)
linking the thigh section lever arms to the thigh actuator tube.
6. Using a 1/2" wrench, remove the four locknuts/washers/shoulder spacers/bolts (C, D) linking
the thigh section to the foot and seat sections.
7. Remove the defective thigh section and lay it upside down on a workbench.
8. Using a Phillips screwdriver, remove the two screws (E) holding the micro switch activator to
the thigh section. Install the activator on the new thigh section.
9. Reverse the above steps to install the new thigh section.
10. Test the Knee Gatch as well as the Auto Contour and Cardiac Chair positioning before
returning the bed to service.
SEAT SECTION REPLACEMENT
Required Tools:
1/2" Long Socket Wrench
1/2" Wrench
Phillips Screwdriver
Procedure:
N
N
O
O
T
T
E
E
Unless otherwise indicated, refer to figure 4.3A on page 27 for the illustration of this procedure
reference points.
1. Raise the bed fully up and apply the brakes. Flatten the mattress support.
2. Unplug the power plug from the wall outlet.
3. Lower the siderails.
4. Using a 1/2" long socket wrench, remove the four screws (F) holding the seat section to the
frame.
5. Using a 1/2" wrench, remove the four locknuts/washers/shoulder spacers/bolts (D, G) linking
the seat section to the thigh and head section and remove the defective seat section.
6. Using a Phillips screwdriver, remove the three screws (H) holding the protective plate to the
seat section.
7. Reverse the preceding steps to install the new seat section.