Xylem GEN firefighting booster sets Manuale d'uso

Pagina 36

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AUTOMATIC OPERATING

AUTOMATIC OPERATING MODE

MODE

Key-operated selector switch in “AUTO” position.
Only in this position can the key be extracted in order to enable automatic operation.

Start

Start----up

A command from the pressure switch starts the unit.

The following information is displayed

The following information is displayed
1 – POWER LINE ON, green LED On

4 – PUMP RUNNING, red LED On

Shut

Shut----off

off

The pump keeps running even if the pressure and the status of the pressure switch are
restored. The pump must be stopped manually as required by the firefighting standard.
To stop it, set the key-operated selector switch to the “MAN” position or the Disabled
position “0”.
The modified version for fire-hydrant networks features automatic pump shut-off after the
pressure has been restored for the length of time specified by local regulations (the default
setting is 20 minutes).

The signalling and control keypanel does not affect the automatic starting of the motor.

If the motor fails to start automatically the following information is displayed

1 – POWER LINE ON, green LED On

3 – PUMP ON DEMAND, yellow LED On

5 – START FAILURE, yellow LED On

To solve the problem see the Troubleshooting section

MANUAL OPERATING MOD

MANUAL OPERATING MODE

Key-operated selector switch in automatic “MAN” position

Start

Start----up

Manual start-up via a command from the START button

The following information is displayed

The following information is displayed
1 - POWER LINE ON, green LED On

3 - PUMP ON DEMAND, yellow LED On

4 – PUMP RUNNING, red LED On.

Shut

Shut----off

off

Manual shut-off via STOP button

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