Brand: FERMAX
Category: Intercom System
Document Type: Installation Guide
Language: EN
Available Languages: EN , ES
Installation Guide for Citymax Universal
Uploaded: April 20, 2026, 7:45 p.m.
Manual Publish Date: 2014-02-01
Warranty Information
Warranty information is not explicitly stated in terms of a period.
The Universal telephone can be easily and quickly installed. Just connect the terminals matching them with the symbols listed in table. The audio levels may vary slightly with respect to the original telephone. Ensure all telephones are properly hung or they may cause a reduction in audio level.
Troubleshooting and error codes
| Error/Symptom | Possible Cause | Solution |
| Audio level variation | Telephone not well hanged or damaged | Ensure all telephones are properly hanged or repaired. |