Appendix B - Block Diagrams B-1
Appendix B Block Diagrams
This section describes dispensing system electronic connections that may help in understanding
dispensing system operation and aid in troubleshooting. Table B-1 lists available pneumatic and
electrical block diagrams.
B.1 Safety First
Use of engineering drawings to disassemble, service, and reassemble the dispensing system promotes
good safety practices only when used in conjunction with the precautions in Section 2 - Safety and other
sections of this manual.
WARNING! Only trained service technicians should perform troubleshooting, servicing, and
parts replacement.
B.2 List of Pneumatic and Electrical Diagrams
Laminated 11" x 17" versions of diagrams referenced in Table B-1 are included with the dispensing
system.
Table B-1 Block Diagrams
Drawing Number Title
7282320BD Electrical Diagram, Spectrum Series S2-900
7254850PD Pneumatic Diagram, Spectrum Series S2-900
7224400PD Pneumatic Diagram, Spectrum Series S2-9XXC
Additional diagrams available include:
Drawing Number Title
7239102BD BD, 10A CM POWER MANAGER
7237424BD BD, 30A CM POWER MANAGER
7209612BD BD, 30A CM POWER MGR, JAPAN