Laars Heaters
1. Turn power off to heater.
2. Remove factory jumper from terminal block.
3. Wire Hub to the heater as shown.
4. Ensure toggle switch is in the ON position.
5. Set heater thermostats to maximum position.
Hayward Pre-2007 Heaters
Refer to the instructions inside of the heater manual for “2-wire Remote Thermostat” operation
under “Remote Control Connections” and the diagram on the following page:
1. Turn off power to heater.
2. Wire Hub to terminals 1 & 2 (see diagram).
3. Leave jumper attached to terminals 4 & 5.
4. Move “BYPASS” dipswitch on heater circuit board to “ON” position (up).
5. Turn heater power back on.
6. Switch heater to either “Pool” or “Spa” (it doesn’t make any difference which is selected, the
Hub will take control).
7. Heater display should be “bO” (for “bypass On).
8. Heater will start whenever Hub requests (when Hub “Heater” LED is illuminated).
to limit switches
remove jumper
Fusible Link
white
white
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USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
