5.14.3 Locking/Unlocking The Button; Activating Factory Settings; Manual Restart; Boiler Head Losses - Sime ESTELLE HE B4 INOX ErP Manual De Uso, Instalación Y Mantenimiento

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5.14.3 Locking/unlocking the button

The keypad lock is activated by long pressing (8 seconds) the
command button (4) and it blocks the pump settings. The key-
pad lock protects the pump against involuntary/unauthorised
changes to the pump.

5.14.4 Activating factory settings

The factory setting can be activated by pressing and holding the
command button (4) until the LED (1) switches off. After restart-
ing the pump, the latter will operate with the factory setting (its
condition on delivery).

5.14.5 Manual restart

When a block is detected, the pump attempts to restart auto-
matically.
If the pump does not restart automatically:
– press the command button (4) for 5 seconds then release it
– the restart function activates for a maximum of 10 minutes
– LEDs (2) and (3) will flash one after the other clockwise.
After the restart, LEDs (2) and (3) will indicate the settings be-
fore the lock-out.
m
CAUTION
To interrupt the pump's operation, press the com-
mand button (4) for 5 seconds.
a
WARNING
If the fault persists, please contact the Technical As-
sistance Centre.
d
IT IS FORBIDDEN
to operate the pumps without water.
5.15

Boiler head losses

LOAD LOSS (mbar)
220
200
180
160
140
120
100
80
60
40
20
0
500 1000
NOTE: The head losses in the diagram were obtained with ∆t
10°C.
ESTELLE HE B4 INOX ErP
1500 2000 2500 3000
WATER FLOW RATE (l/h)
Fig. 24
83