Disclaimer: Always follow Hilti’s official service guidelines when repairing tools. Using unauthorized reset methods may lead to premature tool damage or invalidation of warranty.
A green light on the SRT device confirms a successful reset. Disconnect the tool and power it on again to ensure the red service light has been extinguished. Critical Safety Warning
Some generations of Hilti tools can interface with a standard PC using a custom USB-to-serial adapter cable combined with Hilti’s proprietary diagnostic software (often referred to in repair circles as EMS or ADS software). While the software is also restricted, it is occasionally mirrored on specialized diagnostic forums or supplied to verified corporate fleet partners who manage thousands of assets. 2. Aftermarket Diagnostic Modules and Clones hilti srt service reset tool top
Check if your local Hilti service center offers free resets—some do, making this tool unnecessary for occasional users.
Disconnect the SRT. Unplug the rig for 10 seconds to allow the ECU to cycle. Plug it back in. The service light should now be extinguished, and the trigger should activate the motor normally. Disconnect the tool and power it on again
High-end variants are powered directly by the tool's power source or an external line, removing the need for internal battery management during field resets. Supported Hilti Tool Models
While third-party reset tools exist, they come with inherent risks. The most reliable way to ensure your tool is correctly serviced and reset is to use Hilti's official support channels. If you have a specific tool model in mind, checking its official documentation is the safest first step. including the Hilti TE 12-AK
Place the sensor or contact end of the SRT tool directly against the red service light indicator on the machine.
: Premium reset modules interface with an extensive catalog of Hilti equipment, including the Hilti TE 12-AK, TE 706 AVR, DD series diamond coring systems, and PS series scanners.
Running a tool with completely worn carbon brushes or degraded gear oil will ruin the armature.