Manuals for Obsolete Products TriMetric TM-2 Manual Part 1 TriMetric TM-2 Manual Part 2 TriMetric TM-2020 Manual TM-48-VA Adapter Instructions (for TriMetric TM-2020 or TM-2B models only) TriMetric TM-2025 Installer Manual TriMetric TM-2025 User Manual