TXV Open
TXV Open:
KEY: 1. HIGHER THAN NORMAL SUCTION PRESSURE.
2. HIGHER THAN NORMAL OUTLET TEMPERATURE.
THEN: Thermal Expansion Valve (TXV) may be open.
^ This condition can lead to compressor chatter due to oil being flushed from the compressor.
^ Replace TXV
^ After repair return to diagnostic flow chart.