Start Up - Trane ComfortLink II 4TWL9024A1000B Installer's Manual

Start Up

1. Ensure you have completed the following sections.
2. Set System Thermostat to OFF.
3. Turn on disconnect(s) to apply power to the indoor and outdoor
units.
4. Wait 3 hours before starting the unit if the outdoor ambient
temperature is below 85° F.
5. Run the system using the "Charging Mode-Cooling" test mode
found in the 850/950/1050 comfort control. This is the only
approved method for setting the system charge level by
subcooling.
Follow the on-screen prompts.
Important: ENSURE INDOOR BLOWER IS CONFIGURED FOR 400
CFM/TON
18-BC100D1-1D-EN
"Refrigerant Line Brazing," p. 12 through ",".
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