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15.05.01
YACE0060
33
6.5.2 Low-level protection and testing
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− Double signal tone sounds, if the bath liquid falls so
much that the heater is no longer covered with liquid
completely
1. The display shows LEVEL (low-level) and the fault
triangle is flashing
!
heating is switched off on both poles,
!
pump and refrigeration system are switched off by
the electronics.
2. Top up the bath ➾ Section 5.2 and reset with the key.
☞
− If necessary repeat several times in case that the pump does not purge
immediately.
− Testing at regular intervals by lowering the bath level. Place a hose on the pump
connector and pump some of the bath liquid into a suitable container.
− Step 1 - 2 must follow.
− Bath temperature during this test not below 0°C or higher than 50°C, otherwise
danger of burn injuries !
− If there is any irregularity when testing the safety devices, switch off the unit
immediately and pull out the mains plug !
− Have the unit checked by the LAUDA service or the local service organisation!
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