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Marc MurphySep 23, 2025
How to turn on MAC3 Controller if it is off?
- MMelissa NelsonSep 23, 2025
To resolve a 'System Off' status on the MAC3 Controller, repeat the procedure for the startup, setting 'System start' = ON.
How to turn on MAC3 Controller if it is off?
To resolve a 'System Off' status on the MAC3 Controller, repeat the procedure for the startup, setting 'System start' = ON.
What to do if my MAC3 HydroController HCW-MM displays 'Protezione Pompa Pump Protection'?
If your MAC3 Controller shows 'Protezione Pompa Pump Protection', check the correct functioning of the flow valve and inspect the system for any leaks.
What to do if MAC3 HydroController HCW-MM displays 'Tensione bassa.. Low Voltage'?
If your MAC3 Controller displays 'Tensione bassa.. Low Voltage', examine the electrical system and restore the values to the range prescribed for HC.
What to do if MAC3 HydroController HCW-MM displays 'Tensione alta... High voltage...'?
If your MAC3 Controller displays 'Tensione alta... High voltage...', examine the electrical system and restore the values to the range prescribed for HC.
How to fix a 'Spento.......... System Off' error on MAC3 HydroController HCW-MM Controller?
To resolve a 'Spento.......... System Off' error on your MAC3 Controller, repeat the start-up procedure, setting “Start Impianto” to ON.
What does Disconnected mean on MAC3 HydroController HCW-MM Controller?
If the MAC3 Controller displays 'Disconnected', this message appears in drives configured as SLAVE. Check the correct connection of communication cables.
What does Pressure Sensor Fault mean on MAC3 HydroController HCW-MM Controller?
If the MAC3 Controller displays 'Pressure Sensor Fault', it means a fault has been detected in the pressure sensor. Verify that the pressure sensor is connected correctly. If the problem persists, replace the pressure sensor or contact technical assistance.
What causes Water Hammer on MAC3 Controller?
If the MAC3 Controller displays 'Water Hammer', it means the system detected an overrun of more than 2 times the pressure set. Verify the correct functioning of the expansion tank.
What to do if MAC3 HydroController HCW-MM shows Insufficient Pressure?
If the MAC3 Controller displays 'Insufficient Pressure', it means the measured pressure is below the minimum set value (default 0.8 bar). Check for any major leaks in the system and verify the correct dimensions of the electro-pump. After eliminating the causes, disconnect the power supply, wait for the display to switch off, and then restore the power supply.
Why does my MAC3 HydroController HCW-MM show Pump Protection?
If the MAC3 Controller indicates 'Pump Protection', it means the pump has been running continuously for the time set in parameter 40. Check the correct operation of the flow valve and inspect the system for leaks.
General| Brand | MAC3 |
|---|---|
| Model | HydroController HCW-MM |
| Category | Controller |
| Language | English |
Crucial safety warnings, dangers, electrical shock risks, and installation precautions.
Information on choosing pumps, adapters, filters, and the Multipress system.
Covers package contents, hydraulic, electrical, and software installation.
Step-by-step configuration for single-pump HC Standard models.
Configuration for HC Advanced multipump systems, including Master/Slave.
General remarks, product description, usage conditions, and technical specifications.
Details device protections like over/under voltage, short circuit, and pump protection.
Covers electrical connections for different pump types and specific model features.
Standard HC features like pressure sensor input, ON/OFF, and relay configurations.
Advanced HC features with expansion boards for alarms, multipump, etc.
Instructions and warnings for hydraulic installation, expansion tanks, and filters.
Guide to maintenance menu, troubleshooting common issues, and error messages.
Detailed explanation of all parameters available in the extended menu.
Declaration of conformity with standards and instructions for product disposal.
