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01021076
c. Check to make sure the circuit board is rigidly fastened.
Power to circuit
board 24V
Red
Black
Blue
White
Connector Plugs
POSITION SENSOR CONNECTOR
MOTOR CONNECTOR
FLOW METER CONNECTOR
AQUA-SENSOR PROBE
PHONE
24v
2.5v
Power to circuit board
2.5VAC required only for
Aqua-Sensor installations
Power cable should be
plugged to 24V
connectors—right side
Aqua-Sensor power
cable should be
plugged to 2.5VAC
connectors—left side
Figure 22. 2.5 VAC Aqua-Sensor® power connection.
12. Connect the power supply cord to the circuit board.
CAUTION! Verify wiring from the terminals to circuit board are correct
before applying power to the control. 24 VAC power must not
be applied to the 2.5 VAC terminals.
CAUTION! Connecting 24 VAC to the 2.5 VAC connection on the circuit
board will damage the circuit board.
13. Reattach the electrical enclosure cover to the control valve.
a. Align the circuit board in the enclosure with the three support brackets on the control
valve frame. See Figure 23.
b. Push the enclosure onto the control valve, inserting the circuit board edge in the slots
on the control valve frame and the screw on the enclosure with the hole on the cover.
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