TROUBLESHOOTING
8-28 Sysmex SF-3000 Operator's Manual -- Revised September 1995
Rack Shift Home Pos. Error
Phenomena A sample rack did not shift in the measurement line properly.
(The rack shift home position sensor does not turn ON within preset time
limit.)
The "Reset Rack" error message also appears.
After the sample being processed is completed, the system returns to Ready.
Probable Cause 1) Rack movement was incorrect or incomplete.
2) Blood, etc. has interfered with the rack shift home position sensor.
3) Actuator bearing of the rack position sensor is stuck.
Actuator bearing
4) The rack shift home position sensor is defective.
Corrective Action 1) Check that nothing is obstructing rack movement, and remove any dirt or
foreign material from the rack moving area.
2) Apply lubricant to bearing.
3) Reset the rack in the right rack pool and press [Sampler], then [Start] key
to resume the analysis.
4) If the error persists, contact your Sysmex service representative.