Grundfos ALPHA 15-55 SUC HWR-D Comfort

9. Control functions
9.1 Pump display
1
2
3 4
ALPHA 15-55 HWR-D
POWER
on
Intertek
3191277
CM
C
US
TM076454
LED symbols and buttons on the pump display
Pos. Description
1 Connect LED
2 POWER on LED
3 Pairing button
4 Pump operation LED
Pump
display
symbol
Status Explanation
POWER
on
Green
The LED lights green
when the pump is
powered on.
Connect
Flashing
blue
The LED flashes blue
when the pump is
ready for pairing with
the push-button.
Connect Blue
The LED lights blue for
5 seconds when
pairing is successful
between the pump and
the push-button.
Connect
Flashing
red (5
seconds)
during
installatio
n
The LED flashes red
for 5 seconds when
pairing has failed with
the push-button.
Pump
display
symbol
Status Explanation
Connect
Flashing
red (2
seconds)
during
normal
operation
The LED flashes red
for 2 seconds when
the battery level in
the push-button is at a
critical level.
Replacement of the
batteries in the push-
button is
recommended.
Connect Green
The LED lights green
for 2 seconds when
the push-button is
activated during
normal operation.
Pump
operation
Green
The LED lights green
when the pump
circulates water during
normal operation.
Pump
operation
Yellow
The LED lights yellow
when the pump has
timed out. The pump
does not circulate
water.
Pump
operation
Red
The pump is in an
alarm state (see fault
finding section).
Related information
8.2 Starting the pump
15
English (US)