Compressor Discharge Temperature Protection; Communication Malfunction; Module Protection - Trane 4MYW6-A Installer Manual

Compressor discharge temperature protection

When discharge temperature is too high over the stated value, the compressor will stop, and
When discharge temp. resume normal and the compressor has stopped for 3 minutes, the unit will
resume its original operating status.

Communication malfunction

When not receiving correct signal for 3 minutes, the unit has communication malfunction and the
outdoor unit stops, it is the same as normal stop when meeting the set temp.

Module protection

When module is in protection, the compressor will stop, after the compressor has stopped for 3
minutes, it will resume to running. During module protection period, the indoor unit displays
malfunction and the whole unit stops.
MS-SVN22A-EN
21