The Walter 48R470 Control Board Ng6 is the central processing unit designed specifically for the Surfox 204 electrochemical weld cleaning system. As a critical OEM component, this printed circuit board (PCB) manages the complex interplay between the machine's power inverter and the electrolyte delivery system. It is engineered to rectify input power and modulate the output current, allowing the operator to switch seamlessly between AC mode for cleaning and marking, and DC mode for polishing and etching stainless steel surfaces.
Failure of the main control board can manifest as erratic power delivery, failure to pump electrolyte fluid, or a complete system non-start. The Ng6 revision of this board incorporates updated logic pathways to ensure stable operation under the thermal loads typical of continuous industrial use. It directly interfaces with the front panel controls, interpreting user inputs for voltage settings and translating them into precise electrical output at the wand tip. This precision is vital for achieving ASTM A967 compliant passivation, as incorrect voltage can lead to pitting or insufficient oxide removal.
Installation of the 48R470 requires access to the internal chassis of the Surfox unit. The board features designated terminal blocks and molex-style connectors for the transformer inputs, pump output, and wand connections, ensuring a secure fit without the need for soldering. By utilizing genuine Walter Surface Technologies replacement parts, maintenance teams ensure that the machine's safety features—such as thermal overload protection and short-circuit prevention—remain fully functional, protecting both the operator and the expensive internal transformer components.
Key Technical Specifications:
| Additional Information |
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| Packaging Description:1 per each |
| Part Type:Control Board, Electronic Module, PCB |
| Compatible Equipment:Electrochemical Weld Cleaning Systems, Surfox 204 |
| Product Type:Replacement Part |
| Installation Type:Internal Component |
