Hettich EBA 20S - Page 15

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– d – Lid lock error
Error Lid lock is open during centrifugation.
Error
consequence
Drive switches off. No brake effective
Error cause
• Micro switch is defective.
• Power board (A1) defective.
• Loosen contact in Plug S404 Pin 5 and 6.
• Mechanical defect at the lid lock
• Emergency release active during run.
Measurement Remove plug S404 and measure between Pin 5 and 6 :
Lid closed: ≈ 0 Ω
Lid open: ∞ Ω
See also section 10.2.
Error code reset Perform a MAINS RESET after standstill.
– E – Short circuit
Error Power board detects short circuit
Current consumption too high
Error
consequence
Drive switches off. No brake effective
Error cause
• Power board (A1) defective
Error code reset Perform a MAINS RESET after standstill.
– F – Rotor code
Error Wrong machine version is set.
Error
consequence
Drive switches off after 15 sec. No brake effective
Error cause
• Wrong machine version is set.
Error code reset Set the correct machine version, see chapter 6.1