Primary Lock

The primary lock is the locking mechanism of an individual crimp contact in the terminal housing.
If necessary, housing securing mechanisms (secondary locks) must be released or removed using specified tool before releasing the contacts → Secondary Lock .
The shapes of the primary locks depicted in the following are only a selection which, as an example, should make clear the various functions of the secondary lock.
Allocation of the correct release tool to the respective locking mechanism → VAS 1978/35 operating instructions.