J
The method of copying the certificate into the load balancer is different for each load balancer. I'd typically find that this is only required if you are attempting to do SSL Offload for the HTTPS connection. If you aren't doing SSL offload, I wouldn't worry about it.
Which vCAT doc are you looking at? vCAT is a series of documents, and there are multiple versions. I just want to make sure I look at the same thing before commenting.