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28EX-009-002 REV B
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Electrical Service Information
MAINTENANCE MENU: ERROR CODES
Scale Error Codes
16 = Angle sensor defective .
17 = Scale chip failure . The scale chip on the scale board is faulty .
For errors 16 and 17, unplug the bed and wait 5 seconds . Then plug the bed back in . If the error persists, replace the
scale board and calibrate the bed scale .
18 = Value of the foot left load cell is out of range: load cell may be disconnected, faulty or scale board is faulty .
19 = Value of the head right load cell is out of range: load cell may be disconnected, faulty or scale board is faulty .
20 = Value of the foot right load cell is out of range: load cell may be disconnected, faulty or scale board is faulty .
21 = Value of the head left load cell is out of range: load cell may be disconnected, faulty or scale board is faulty .
For errors 18 to 21, first verify load cell cables are plugged in and inspect for broken wires . If no visible problem is
found, swap two load cells on the scale connectors . This will help determine whether the load cell or the scale board
is faulty . If the error code changes with the load cell, the problem is with the load cell . Replace the load cell . However,
if the error code remains the same, then the problem is with the scale board . Replace scale board . In both cases, the
bed has to be calibrated .
Summary of Contents for FL28EX
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