State 520 - Manual (Page 23)

Installation
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REMOTE CONTROLLER CONNECTION
1. Disconnect power supply from the water heater.
2. Take off the water heater’s front cover.
3. Locate the remote controller terminal, pictured below (located around the upper right‐hand side
of the computer board).
4. Open the plastic cover of the remote controller accessory, and then attach the two fork terminals
to connector base of the backside the controller with two screws. Make sure the terminals are
firmly fixed.
5. Pull the remote’s wires through the rubber grommet at the bottom of the water heater’s casing.
6. Properly attach the remote’s wires to the remote controller terminal on the computer board. (No
polarity)
*Do NOT jump or short‐circuit the wires or computer will be damaged.
7. Replace Front Cover securely.
8. Wires used for the remote controller connection must be:
 Minimum 18AWG wire (No polarity)
 Maximum 400 feet long
Remote controller terminal of the water heater
*For detailed connection instructions to the remote controller accessory, refer to the remote controller’s
Installation Manual.
Front of remote Back of remote
Connect other end to these terminals
Connect to these terminals