Setup the System Connections for Rooftop RV SystemsUpdated 22 days ago
Introduction
This article explains how to setup the system connections for Full Inverter Rooftop RV Air Conditioner Heat Pumps.
Steps
- Place the connected wires back into the maintenance port of the control box.
- Reattach the maintenance plate.
- Insert the outdoor unit's plug-in wire harness, which was pulled out from the return air outlet of the air conditioner, into the corresponding six-core terminal plug of the control box.
- Insert the three-core plug from the return air outlet into the corresponding three-core terminal plug.
- Ensure that all plug-in terminals are properly seated.
- Connect the remaining plug-in wires on the control box as follows:

| No. | Description |
| 1 | Indoor temperature sensor |
| 2 | LED strip wire |
| 3 | Connecting wire of the display panel |
| 4 | Communication line |
| 5 | Anti-freezing sensor |
| 6 | Wire harness of the electric heater |
| 7 | Power wire harness of the outdoor unit |