Kohler® USB Utility Software

for use with RDC2/DC2/VSC or RDC/DC controllers

Kohler USB Utility allows users to update RDC2/DC2/VSC or RDC/DC controller firmware using a PC or Mac laptop computer and a USB cable.
Also it can perform a communication test to check if a generator controller is communicating with the Kohler server.

Download the USB Utility documentation listed below.
TT-1636 Installation Instructions-USB Utility
TT-1628 OnCue to OnCue Plus Transition using the USB Utility