Problem / Failure
No Bed Up Motion .
FOOT
HEAD
FOOT
No Bed Down Motion .
HEAD
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Troubleshooting Guide
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
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 .
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
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 .
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
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 .
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
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 .
2151-109-006 REV A
Recommended Action
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