Reusing an IDC housing needs 08-52-0072 pins
Trifurcon crimp pins do not fit an old IDC housing. If you must reuse one, use single-wiper 08-52-0072 crimp pins, though fitting a new crimp housing with Trifurcon pins gives a better connection.
Systems
Related tips
- Remove terminal pins from a crimp housing
- Discolored or heat-marked connector
- Unplug connectors by the housing
- Replace the 40-pin interboard female connector
- Resolder board header pins properly
- Resolder the driver board header pins
- Replace IDC connectors on Firepower and later with crimp
- Always replace the driver board's 40-pin female interconnector
Source: Repairing Williams System 3 to System 7 Pinball 1977 to 1984, Part One, Clay Harrell (pinrepair.com)