Brand: Carrier
Category: HVAC Controller
Document Type:
Language: EN
Manual for 50VG - Troubleshooting and error codes + PDF Download
Uploaded: April 7, 2025, 8:13 p.m.
Manual Publish Date: 2013-02-13
Warranty Summary
Your unit has a limited warranty; refer to the warranty certificate for details.
Starting the Unit:
- Turn on electrical power.
- Select temperature and desired mode on thermostat.
Shutting off the Unit:
- Set thermostat MODE to OFF.
- Turn off electrical power.
Operating Modes:
- Cooling Mode: Set MODE to COOL. Unit cools to selected temperature. May run longer on hot days.
- Heating Mode (if equipped): Set MODE to HEAT. Supplemental heat activates to maintain comfort.
Troubleshooting and error codes
| Problem | Possible Solution |
|---|---|
| Insufficient heating or cooling | Check air filter for dirt. Check for blocked vents. |
| Unit not operating at all | Check thermostat settings (set to COOL or HEAT, not OFF, and temperature setting). |