New Install

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Everyone is now encouraged to upgrade to version 3.083_C

We encourage even 3.x to 3.x upgrades to do a full install, since more than just the executables have been updated.

This page has instructions for installing the latest Repetrel software and associated applications, drivers, and environment (including new print head manuals) on a new Windows platform, or over an older install.

These steps should each be done in order, and run as administrator.

Install WinRAR

Go to and install the latest WinRAR to extract our archives.

Install Ecosystem Apps Download button.png

Ecosystem Apps is a suite of publicly available programs which add many features at no cost. Some of them you might use individually to create or modify models. Others might be called from Repetrel to manipulate a file. This install should all be carried out per the instructions below, so that Repetrel will find them in the expected locations.

  1. Download - see table below for the list of programs and their proper locations.
  2. Run the executable, with the location pointed to C:

Install the latest Adobe Reader

Go to and install the latest version of Adobe Reader. Yes, you need to do this, as we have an embedded pdf viewer. Note that you can opt out of the other software Adobe will try to give you.

Install Repetrel Download button.png

This installs the current Repetrel directory, with Repetrel 3.083_C with firmware 3.082s for HYDRA/EHR, 3.082O for 30M/ESR - the latest as of 04 Dec 2018.

Just uncompress the file and place it at C:.

Your path to Repetrel.exe should be: C:\Repetrel\bin\Repetrel.exe (capitalization may differ).

Install Drivers

Note: This step is only required for new installs.

Next, navigate to C:\Repetrel\bin\_RUN_ME_ON_NEW_INSTALL and execute each numbered file AS ADMINSTRATOR, IN ORDER:

  • 1.Windows 8 Compatibility Resolver.bat
  • 2.dpinst_amd64.exe
  • 3.dpinst_x86.exe
  • 4.CDM v2.12.00 WHQL Certified.exe
  • 5.VCP_V1.3.1_Setup_x64.exe
  • 6.VCP_V1.3.1_Setup.exe
  • 7.vcredist_ia64.exe
  • 8.vcredist_x64.exe
  • 9.vcredist_x86.exe

Configure Slic3r

Note: This step is only required for new installs.

Next, navigate to C:\Users\hyrel\AppData\Roaming\Slic3r (or whatever the user name is instead of hyrel) and:

  • Launch Slicer.exe
  • Go to File > Preferences
  • Select Expert mode and click OK.
  • Exit Slicer

Flash Firmware

Launch Repetrel and follow the instructions at Firmware to flash the Motion Controller

Configure Settings

Within Repetrel, follow the instructions at Settings -

That should be all there is! Please let me know if you have any questions. -Davo