121
Action: Report the fault to Maintenance.
Alcohol sensor defective S-241
Cause: The alcohol sensor is out of alignment or faulty.
Action: Report the fault to the maintenance department
Start not allowed: Check alcohol pressure sensor S-242
Cause: The alcohol sensor is out of alignment or faulty.
Action: Report the fault to the maintenance department.
No alcohol ow S-243
Cause: The alcohol reservoir is empty.
Action: Check if the alcohol reservoir is empty. If so, ll the reservoir. If there is sufcient alcohol in
the reservoir, press the Start
button. If the error repeats, see the alternate cause below.
Cause: The alcohol sensor or pump is defective.
Action: Report the fault to instrument service.
Start not allowed : Fluid in basin S-271
This message appears if no disinfection program is active and the level sensor is on. When this report
occurs, a disinfection program can not be started.
Cause: Water in the rinse basin is causing the level sensor to report liquid.
Action: Wait until the basin is empty. Make sure that the cover is closed so that the basin can automatically
run empty.
Cause: The basin level sensor is faulty, causing it to remain high even though the basin is empty.
Action: Report the fault to instrument service for repairs.
Start not allowed : Basin not empty S-272
This message appears if no disinfection program is active and the basin empty sensor is on. When this
message occurs, a disinfection program can not be started.
Cause: Water in the rinse basin is causing the level sensor to report liquid.
Action: Wait until the basin is empty. Make sure that the cover is closed so that the basin can automatically
run empty.
Cause: The volume report on the screen is not 0, so the system is not released.
Action: Close the cover and wait until the message moves to zero. This may take a few minutes. If there
is no effect, see the following cause below.
Cause: The basin empty sensor is faulty, causing it to read high when the basin is empty
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