3022 Tester Manual ((top)) Full - Equus

For RPM or ignition tests, clamp the inductive pickup around the #1 spark plug wire. Ensure the arrow on the pickup points toward the spark plug. Testing the Charging System

Clean battery terminals of any corrosion before connecting the tester to ensure an accurate reading. Basic Connection: Connect the Red clamp to the positive (+) battery terminal. equus 3022 tester manual full

The is a vintage 7-function engine analyzer and automotive tester designed for comprehensive vehicle diagnostics, including electrical systems and engine performance . While modern equivalents like the Innova 3320 or Innova 3340 are more common today, the Equus 3022 remains a popular tool for enthusiasts working on older vehicles. Core Functions of the Equus 3022 For RPM or ignition tests, clamp the inductive

Measures current flow to identify parasitic draws or component health. Basic Connection: Connect the Red clamp to the

Measures engine speed, often using an inductive pickup that clamps around a spark plug wire.