Aqua-Hot 400 Series Service Manual page 31

Interlock Switch Reporter
Replacement Procedure:
1. Ensure that the Aqua-Hot has been completely shut down
and that all power sources have been disconnected.
2. Remove the four screws that are securing the Reporter.
3. Disconnect the positive and ground wires from the back of
the Reporter.
4. Disconnect the Aqua-Hot terminal plugs by pushing on the
tabs and pull away from the Reporter.
5. Disconnect the coach-side connections by loosening the
screws on each plug and pull away from the Reporter.
6. Install each terminal strip and plug back to the Reporter
and tighten the screws for the coach-side connections.
7. Connect the ground wire, followed by the main 12V DC
power wire to the replacement Reporter.
8. Reinstall the replacement Reporter and secure with the
four screws previously removed.
9. Ensure that all electrical connections are made with the
Aqua-Hot and the onboard RV-C system (if applicable) and
that power is supplied to the new Reporter.
J8 J2 Burner Power (+)
p. 30
10. Tap the Reporter screen to wake the unit. Select "NEXT".
11. Press and hold "S/N" for 6 seconds and release. You will be
12. Tap "SERIAL NUMBER". The data entry pad will be displayed
Reporter Back Side
Board Power
RV-C Network
(Battery
Negative)
Indicator Light
©Aqua-Hot® 400D Service Manual
displayed with an option screen.
and here you can enter the serial number shown on the
Aqua-Hot Identifi cation label. Tap "ENTER". The Reporter
will not accept invalid serial numbers.
Board Power
(Battery J7
Positive)
J9 J3 J1
Figure 59