Here are some common issues you may encounter with your Orona Arca 3 water heater, along with their solutions:
If the system displays a fault code, use the following logic to diagnose: Fault Code Likely Issue Potential Solution Encoder problems during learning Check "Distance CO" in Menu 3.4.3; reduce if too high. Fault 310/311 Wrong travel direction orona arca 3 manual pdf v3f5
The Arca III controller is a multiprocessor, low-energy system designed for gearless traction. Control Board: PDCC board to manage I/O from other devices. Drive System: Often paired with a V3F5 inverter Here are some common issues you may encounter