Air Handling Unit (AHU) Application Kit Updated February 21, 2025 18:27 4TVR VRF AHU KIT This is Used with an Trane Branded Samsung OD unit and Trane ID unit . Articles in this section E-425/466/366 REPLACING THE MAIN CONTROL BOARD E-163 No Communication Error E201 VRF BACnet Points VRF TOUCHSCREEN CONTROLLER REPLACING INDOOR CONTROL BOARD /WITH NEW EEPROM DC Link Voltage Sensors Errors E469, E496, E369, & E396 E-500/E-400 / IPM (Intelligent Power Module) REPLACING INDOOR CONTROL BOARD WITH NEW EEPROM See more Related articles *LCU Curb Alignment Bracket & Condenser Weep Holes Zone Sensor Descriptions How to Troubleshoot Outdoor Air Sensor (OAS), Discharge Air Sensor (DAS), and Coil Temperature Sensor (CTS) How do I wire a BAYSENS036/037 Humidity / Temp Sensor for Symbio 700 and Reliatel Controls? Where do you find the EXV | EXH product IOM?