Trane ComfortLink XL850 - XL850 Network Connection Methods; Wi-Fi Protected Setup (WPS) Connection; Standard Wi-Fi Network Connection

page 22 850 User Guide
Network Setup
There are three ways to connect the XL850 Control to a local
network:
Option 1. Wi-Fi connection
Option 2. WPS for Wi-Fi connection
Wi-Fi Step 1. Navigate Home > Menu > Settings > Network > Connect
to WiFI Network. Select your network.
WPS Step 1. Press the WPS button on your router, then return to your XL850
Control and press the WIFI PROTECTED SETUP button on the Wireless
Network screen. Press NEXT.
Wi-Fi Step 2. Enter your Password then press CONNECT.