Trane TCONT900AC43UA - Communicating Air Conditioning and Heat Pump Systems

HP - C 1
Electronic Expansion Valve (EEV) Test
Overview ............................................................................................................................................. 2
Problems ............................................................................................................................................ 3
Troubleshooting the EEV.................................................................................................................. 3
Electronic Expansion Valve (EEV) control board............................................................................. 3
How to test .......................................................................................................................................... 4
Close valve test .............................................................................................................................. 4
Open valve test ............................................................................................................................... 4
Exit test mode................................................................................................................................ 4
Troubleshooting Flow Chart .............................................................................................................. 5
Communicating Air Conditioning and Heat Pump Systems
Section C