| Title | : | Advanced Modern Electrical Troubleshooting for HVAC Technician |
| Duration | : | 1 hour, 38 minutes, 52 seconds |
| Uploader | : | HVACTIME |
| Added On: | : | 04 February, 2022 |
| Views | : | 85.2K times |
| Likes | : | 0 |
| Source | : | YouTube |
This is a indepth look at modern electrical troubleshooting. In today's hvac units we see IO as the standard control system. I is input and O is output. This is how unit controls and BMS will operate ac system and ac units going forward so we as hvac tech
