46 72-1048E MM FL23SE REV A www.stryker.com
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KNEE GATCH MOTOR REPLACEMENT (CONTINUED)
To adjust the travel of the replacement knee gatch motor, proceed as follows: 17.
Make sure that the motor cable is connected to the control board, then connect the bed power cord.A.
Grab the replacement motor tube and position its holes horizontally. While firmly holding the tube with one hand B.
to prevent it from rotating, press the Knee Gatch up control for a few seconds using the other hand, then press
the down control until the actuator stops. This will be the lower limit of the Knee Gatch actuator course
Gently turn the tube in either direction to align the tube holes with those of the thigh section lever arms. Then, C.
still holding firmly the tube, raise again the Knee Gatch a few inches, and lower it completely.
Check the alignment of the holes. If the tube holes are not aligned any more with those of the lever arms, repeat D.
steps B and C until they are. Once the holes are aligned, install the washers and the clevis pin. Slightly raise
the head section manually to ease the insertion of the clevis pin.
Before installing the rue ring cotter to finalize the head actuator replacement, raise and lower completely the E.
Knee Gatch. Check that the actuator stops working as soon as the thigh section reaches the frame.
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