Trane Tracer Summit - Type of Communication Card: Isolated Comm3

Chapter 5 UCM Wiring and Addressing
122 BMTW-SVN01F-EN
Figure 57. Location of the DIP Switches on the VariTrac II CCP
Type of Communication Card: Isolated Comm3
Refer to “Isolated Comm3 Card” on page 49.
Label on the chip
in location U27
indicates the
software version
Label indicates
the revision level
of the CCP board