Kong manager , portal and portal-api urls not working

we have installed kong using https://docs.konghq.com/enterprise/2.1.x/kong-for-kubernetes/install-on-kubernetes/ (helm) with postgres DB . we have enabled below in the values.yaml file.
env: (with postgres DB)
image: (kong 2.1 version)
admin:
status:
proxy:
ingressController:
enterprise:
manager:
portal:
portalapi:
once the deployment complete, we were able to access Admin-api and proxy (Load Balancers) but not kong manager , portal and portal-api. dont know what is the issue.
Appreciate your help.
Thank you.