A visual inspection is the most important check that can be done to prevent a lead failure. Visual inspections should be conducted on a regular basis depending on the application and service. Regular basis is considered monthly, weekly or daily.
Minimum marking requirements are as follows:
In the event an assembly is in application and is not clearly marked the following is recommended:
All flexible lead assemblies must be leak checked periodically to ensure assembly integrity and safety.
Typically a lead is the last item to be specified in a system. In doing so the lead usually is not placed on a maintenance program and subjected to over use.
This section is intended to provide some general information regarding lead installation.