Flowserve NRG211-1 Level Probe - Manual (Page 17)

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1. Unscrew fixing screw and remove terminal box cover. Fig. 2
2. Withdraw all terminals from pins.
3. Unscrew fixing screw and remove board. Fig. 4
4. Insert new board and screw in fixing screws .
5. Connect terminals to pins.
6. Re-install terminal box cover, screw in fixing screw and tighten.
Maintenance
Note
n Store probe only in vertical position.
Replace amplifier board
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