Arnott new Eibach left front air strut, suitable for 2013-2019 Mercedes-Benz GL/GLS (X166).
This document is the version 1 (10/05/2021) installation instructions for the Arnott AS-3156, a new Eibach left front air strut for 2013-2019 Mercedes-Benz GL/GLS (X166) vehicles without ADS (ADS PLUS excepted). It covers removal of the original air strut and installation of the new Arnott air strut, including fitting the supplied VOSS fitting and replacing the original airline fitting.
The manual states that removal and installation of air suspension products must be performed by fully qualified professionals, and warns that the air suspension system is pressurized (up to 10 bar / 150 lbf/in), so pressure must be released and power disconnected before disassembly. It also lists storage temperature limits and advises using the vehicle manufacturer's diagnostic software. Contact information for Arnott technical assistance in North America and Europe is provided. This manual is written in Chinese.
| Maximum system pressure | 10 bar (150 lbf/in) |
|---|---|
| Storage temperature range | 5°F (-15°C) to 122°F (50°C) |
| Top mounting nuts | 3 |
Confirm the pressure has been released and the power to the air suspension system is disconnected, since the system is pressurized up to 10 bar (150 lbf/in).
Removal and installation of air suspension products must be done by fully qualified professionals with ASE certification.
Storage temperature must not be below 5°F (-15°C) or above 122°F (50°C).
Inspect the air line for scratches or cuts, which can cause leaks; if the air line is damaged it should be replaced.