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52
2141-209-002 REV H
www.stryker.com
Problem / Failure
Recommended Action
No Bed Up Motion.
FOOT
1.
Put the bed into the Bed Calibration menu.
A. Using one of the head siderails, push the trend button.
I. If the foot lift motor runs up, recalibrate the bed (refer to
the Bed Calibration procedures located on
page 25
).
a. If recalibration does not work, replace the litter angle
sensor and recalibrate.
II. If the foot lift motor does not run up, check for 24VDC at
connector J6 while pressing the trend button. Black lead
to pin 1, red lead to pin 2.
a. If voltage is present, replace the motor.
b. If voltage is not present, replace the CPU/Power board.
HEAD
1.
Put the bed into the Bed Calibration menu.
A. Using one of the head siderails, push the bed up button.
I. If the head lift motor runs up, recalibrate the bed (refer to
the Bed Calibration procedures located on
page 25
).
a. If recalibration does not work, replace the litter angle
sensor and recalibrate.
II. If the head lift motor does not run up, check for 24VDC at
connector J4 while pressing the trend button. Black lead
to pin 1, red lead to pin 2.
a. If voltage is present, replace the motor.
b. If voltage is not present, replace the CPU/Power board.
No Bed Down Motion.
FOOT
1.
Put the bed into the Bed Calibration menu.
A. Using one of the head siderails, push the reverse trend button.
I. If the foot lift motor runs down, recalibrate the bed (refer
to the Bed Calibration procedures located on
page 25
).
a. If recalibration does not work, replace the litter angle
sensor and recalibrate.
II. If the foot lift motor does not run down, check for 24VDC
at connector J6 while pressing the reverse trend button.
Red lead to pin 1, black lead to pin 2.
a. If voltage is present, replace the motor.
b. If voltage is not present, replace the CPU/Power board.
HEAD
1.
Put the bed into the Bed Calibration menu.
A. Using one of the head siderails, push the bed down button.
I. If the head lift motor runs down, recalibrate the bed (refer
to the Bed Calibration procedures located on
page 25
).
a. If recalibration does not work, replace the litter angle
sensor and recalibrate.
II. If the head lift motor does not run down, check for 24VDC
at connector J4 while pressing the trend button. Red lead
to pin 1, black lead to pin 2.
a. If voltage is present, replace the motor.
b. If voltage is not present, replace the CPU/Power board.
Troubleshooting
BED TROUBLESHOOTING