MODEL 2000 INSTALLATION AND OPERATIONS MANUAL DECEMBER 1990 Marsh-McBirney Inc. 4539 Metropolitan Court Frederick, Maryland 21704-9452 (301) 874-5599 • (800) 368-2723 • FAX (301) 874-2172 • www.marsh-mcbirney.com PN 105 0003 01, Rev. D, 11/00