Trane R Series Diagnostic Troubleshooting Repair

14 RLC-SVD03A-EN
Interprocessor Communication
The CPM has detected loss of communications with MCSP A, MCSP B,
and EXV. Suspect an open early in the IPC link between the CPM and
MCSP B.
There are a large number of possible combinations of diagnostics. One must
deduce what is causing the problem using all available information.
If the CLD Comm link to the CPM is broken, the message is:
No Communication, Data Not Valid

Trane R Series Specifications

General

Brand	Trane
Model	R Series
Category	Chiller
Language	English