Clean and retighten Terminal 6. Ensure that the low-voltage intercom cables are not run inside the same wall conduits as high-voltage 230V mains electricity wiring. Safety and Maintenance Guidelines
rather than stranded cable for more reliable terminal connections. Intercoms R Us Documentation & Resources urmet 1131 manual full
Understanding the internal terminal block is critical for a successful installation or replacement. Open the casing by releasing the bottom clip to expose the circuit board and the numbered screw terminals. Terminal Number Description Speaker (Earpiece) Receives audio from the outdoor entry panel microphone. Terminal 2 Microphone Clean and retighten Terminal 6
(e.g., sound works but the door won't open)? I can help you identify which wire goes to which terminal if you have a photo or a list of your current wire colors. Urmet, 1131, Intercom Handset ,White ,Analog Door Phone Intercoms R Us Documentation & Resources Understanding the