A few things to ask the customer:

Did someone auto address the T-Max Manager? (888) DON'T EVER DO THIS.

It rarely understands where the customer wants each room number.

Each room will need to have the address checked after auto address.

Is this a wireless or wired network?

Does the T-Max Manager or Intellitan CCS show any room online?

Does the T-Max Manager or Intellitan CCS show the room in question online?

Troubleshooting Guide

Is this a wireless or wired network?
- See appropriate troubleshooting guide.
Does the T-Max Manager or Intellitan CCS show any room address online?
A. No.
- Check Manager settings for max rooms.
- Swap or replace Manager comm wire with a timer.
- The issue may be at the bed timer, or another bed timer or room is causing the issue.
B. Yes.
- Anything other than a single zero after reboot needs master reset or replaced.
- There cannot be multiple of the same room number.
- Unplug and plug in each comm wire and check for damage.
- Check timer room address.
- Master reset timer.
- Swap (if possible) or replace communication (phone) wire with power off.
- Swap (if possible) or replace timer with power off.
- The issue may be at the bed timer, or another bed timer or room is causing the issue.
- Rescan the T-Max Manager or Intellitan CCS after any change is made.