Secondary Locking

Secondary locking

The cable terminals are retained in the housing cavities by different forms of primary locking and secondary locking.
This chapter describes how the different secondary locking systems on housing types are opened.
If there is no secondary locking on the housing this chapter can be ignored.

Secondary locking




There are housings with and without secondary locking.
In order to decide if the housing has secondary locking and if it has of which type, refer to the housings illustrated at Secondary locking - socket type Secondary Locking - Socket Type , When secondary locking is of the lid type When Secondary Locking Is of the Lid Type and When secondary locking is of the cavity cover type When Secondary Locking Is of the Cavity Cover Type.

Housing with secondary locking




To replace a cable terminal the secondary locking must first be opened.

The following procedures describe how different types of secondary locking can be released to open a housing
- Secondary locking socket/housing retainer type
- Secondary locking lid/catch cover
- Secondary locking cavity cover /locking plate
More examples of procedures for opening secondary locking can be found in Example 1 Example 1 Example 2A Example 2A Example 2B Example 2B Example 3 Example 3 Example 4 Example 4.

Tools




Use a thin screwdriver with a blade 3-4 mm wide.