Trane KIT2503 Assy. Kit 320735-701 and three bidirectional options down

and three bidirectional options down to -0

and process control loops

preventing premature cycling or coil burnout

Installation is simplified via a standard barbed fitting designed for 1/4" O

this TXV ensures optimal evaporator superheat

Trane KIT2503 Assy. Kit 320735-701 and three bidirectional options downThe Trane KIT2503 Heat Pump Assembly Kit is an essential OEM service solution for technicians performing full system overhauls or critical component replacements on residential and light commercial heat pumps. This comprehensive Trane heat pump assembly kit is engineered primarily for high efficiency air source systems, providing the core components needed to restore structural integrity and refrigerant cycle efficiency. Constructed with field grade