Maintenance Procedures – Litter
71
LIMIT SETTING – KNEE MOTOR
Required Tools:
5/16” Nut Driver 3/8” Socket Wrench or T27 Torx
NOTE
Because of fastener changes, it will be necessary to use either a 3/8” socket wrench or a T27 Torx to remove
the bolts holding the ground straps to the motion interrupt pan.
A
B
C
FOOT END
Procedure:
WARNING
The knee motor is not grounded and may present electrical hazard. Use caution when working around mo-
tors.
1. Using a 3/8” socket wrench or a T27 Torx, remove the two bolts holding the ground straps to the motion
interrupt pan.
2. Using a 5/16” nut driver, remove the two bolts holding the motion interrupt pan to the litter and remove
the pan.
3. Lower the knee section until it is flat (0).
4. Lightly tap the Gatch down button until the bolt and bushing (C) are centered in the slot.
5. Unplug the bed power cord from the wall socket.
6. Using a 5/16” nut driver, loosen screws (A).
7. Slide the cam guide (B) toward the head end of the bed just until the microswitch is activated (a clicking
noise should be heard).
NOTE
Check that the cam “bump” is on the “foot” side of the switch actuator.
8. TIghten the screws (A).
9. Plug the power cord into a properly grounded wall receptacle.
10. Ensure the knee section will lower to flat (0) before returning the bed to service. Verify the thigh section
lowers onto the rubber rests and the motor stops running.
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