Hayward Pro Logic® Models: PL-PS-4 PL-PS-8 PL-PS-16 PL-PS-16V Installatio - Page 19

Lars Heaters, Hayward Heaters - pro logic board

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Lars Heaters 1. Turn power off to heater. 2. Remove factory jumper from terminal block. 3. Wire Pro Logic to the heater as shown. 4. Ensure toggle switch is in the ON position. 5. Set heater thermostats to maximum position. to limit switches white remove jumper white Fusible Link Hayward Heaters Refer to the instructions in the heater manual for "2-wire Remote Thermostat" operation under "Remote Control Connections" and the diagram on the below: 1. Turn off power to heater. 2. Wire Pro Logic 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 Pro Logic will take control). 7. Heater display should be "bO" (for "bypass On). 8. Heater will fire whenever Pro Logic requests (when Pro Logic "Heater" LED is illuminated). ºC ON ºF OFF Dipswitch located on heater circuit board PK W R BK R Terminal block located at electrical junction box Do not remove jumper 16

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Lars Heaters
1.
Turn power off to heater.
2.
Remove factory jumper from terminal block.
3.
Wire Pro Logic to the heater as shown.
4.
Ensure toggle switch is in the ON position.
5.
Set heater thermostats to maximum position.
to limit switches
remove jumper
Fusible Link
white
white
Hayward Heaters
Refer to the instructions in the heater manual for “2-wire Remote Thermostat” operation under “Remote Control
Connections” and the diagram on the below:
1.
Turn off power to heater.
2.
Wire Pro Logic 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 Pro Logic will
take control).
7.
Heater display should be “bO” (for “
bypass
On).
8.
Heater will fire whenever Pro Logic requests (when Pro Logic “Heater” LED is illuminated).
Do not remove jumper
Terminal block located at
electrical junction box
Dipswitch located on heater
circuit board
PK
W
R
BK
R
ON
ºC
OFF
ºF
16