Hayward Variable Speed Pump Technical Guide - Page 49

GL/Hayward control. - error code 20

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Troubleshooting/Fault Codes Code/Fault Indications EcoStar is connected and configured to operate with a GL/Hayward control. The pump comes on in Standalone mode. Control reads "Pool bridge comm." Check comm. wires between GL/Hayward control and EcoStar. Be sure they are on the EcoStar comm. bus connection and NOT the input connections for relay control (page 10) . Be sure EcoStar is configured for Standalone/Hayward. . The EcoStar should be wired to a dedicated 15 amp double pole breaker. No connections are made to the line or load side of the filter pump relay in the control (page 5). EcoStar is connected and operating via GL/Hayward control. The %/rpm reading does not match between the pump interface and the control Check to make sure the Min and Max setting on the EcoStar is set at the minimum (600rpm/17%) and the maximum (3450rpm/100%) so as to not interfere with the settings in the control (page 20) EcoStar reverts to Standalone mode even when properly connected to the GL/Hayward control. No error on control display. Check the settings in the control filter configuration menu and set to variable speed . Page 47

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Troubleshooting/Fault Codes
Code/Fault
Indications
EcoStar is connected and
configured to operate with a
GL/Hayward control.
The pump
comes on in Standalone mode.
Control reads “Pool bridge comm.”
Check comm. wires between GL/Hayward control and
EcoStar.
Be sure they are on the EcoStar comm. bus
connection and NOT the input connections for relay
control (page 10) . Be sure EcoStar is configured for
Standalone/Hayward. . The EcoStar should be wired
to a dedicated 15 amp double pole breaker. No
connections are made to the line or load side of the
filter pump relay in the control (page 5).
EcoStar is connected and operating
via GL/Hayward control.
The %/rpm
reading does not match between the
pump interface and the control
Check to make sure the Min and Max setting on the
EcoStar is set at the minimum (600rpm/17%) and the
maximum (3450rpm/100%) so as to not interfere with
the settings in the control (page 20)
EcoStar reverts to Standalone mode
even when properly connected to
the GL/Hayward control. No error on
control display.
Check the settings in the control filter configuration
menu and set to variable speed .
Page 47