| Number | Description |
| Power |
| 50262929 | POWER SCHEMATIC, BCXE - CSTI/THERMOSTAT/FSS |
| 50262935 | POWER SCHEMATIC, BCXE - UC400B/SYMBIO400B, UC400B/SYMBIO400B W/ AIR-FI WCI |
| Controls |
| 50262936 | CONTROLS SCHEMATIC, BCXE - UC400B/SYMBIO400B, UC400B/SYMBIO400B W/ AIR-FI WCI, STD COIL |
| 50262937 | CONTROLS SCHEMATIC, BCXE - UC400B/SYMBIO400B, UC400B/SYMBIO400B W/ AIR-FI WCI, DX COIL |
| 50262930 | CONTROLS SCHEMATIC, BCXE - CSTI WITH STANDARD COIL |
| 50262932 | CONTROLS SCHEMATIC, BCXE - CSTI DX W/ 1 STAGE EH/HEAT VALVE |
| 50262933 | CONTROLS SCHEMATIC, BCXE - CSTI DX W/ 2 STAGE EH |
| 50262934 | CONTROLS SCHEMATIC, BCXE - THERMOSTAT |
| 50263140 | CONTROLS SCHEMATIC, BCXE - THERMOSTAT, DX, EH, DAMPER |
| 50263586 | CONTROLS SCHEMATIC, BCXE - CSTI DX W/ 1 STAGE EH/HEAT VALVE WITH A2L |
| 50263587 | CONTROLS SCHEMATIC, BCXE - CSTI DX W/ 2 STAGE EH WITH A2L |
| 50263588 | CONTROLS SCHEMATIC, BCXE - UC400B/SYMBIO400B, UC400B/SYMBIO400B W/ AIR-FI WCI, DX COIL WITH A2L |
| Zone Sensors |
| 50262938 | CONTROLS SCHEMATIC, BCXE - UC400B/SYMBIO400B, UC400B/SYMBIO400B W/ AIR-FI WCI, ZONE SENSORS, DAMPERS |