Flowserve NRGS15-1 Manuale Utente Scaricare il pdf (Pagina 25)

Malfunctions / Troubleshooting – continued –

Replace electronic circuit board

1. Undo the housing screws and remove the housing lid .

2. Pull the electrode wires out of the terminal lugs on the electronic circuit board.

Unplug all terminal strips , , .

3. Undo the PE connection .

4. Unscrew the fixing screws of the electronic circuit board and take out the electronic

circuit board. The electronic circuit board is available as spare part type NRV 1-47.

5. Install the new electronic circuit board in reverse order.

G F

H J O

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Flowserve NRGS15-1 Manuale Utente Pagina 25