Temperature Controller Installation
Mounting the Controller (RV53e)
Follow the procedure below to install an
1.Determine a suitable location for the controller.
2.Make three holes in the wall as shown.
3.Run the cable between the controller and the Rinnai water heater or the controller and another controller.
4.Remove the face plate from the temperature controller using a screwdriver.
5.Connect the cable to the temperature controller.
6.Mount the controller to the wall using the holes drilled in step 2.
Temperature Controller
securing screw
wiring hole
securing screw
7.Disconnect the power from the water heater.
8.Remove a screw on the Quick Cable Connector. (Fig. 1)
9.To access the cable screws rotate the Quick Cable Connector 90º counterclockwise. (Fig. 2)
10.Loosen the clamp screw and secure wire cable with clamp. The clamp is in the box with the temperature controller. Make sure the length of the wire is long enough. There should be no tension in the wire. (Fig. 3)
11.Loosen 2 cable screws on the terminals for controls and connect the cable. You cannot connect more than 2 cables at a time. When connecting more than 2 cables, connect them in parallel. (Fig. 4)
12.Install the Quick Cable Connection with 1 screw. (Fig. 5)
13.Insert wire cable through the Cable Access Hole so that it can be accessed from the back. (Fig. 2)
RV53i & RV53e Operation and Installation Manual | 33 |