Remove variant price frmProduct Category Page only

I tested CSS code like this

.hikashop_product_price_full{display: none;}

but it removes all pricing just like the radio button in Display.

I need to remove pricing from the Category summary page for products with variants

or

I could remove all pricing from Category summary page.

What is the code to do this and does it go in the CSS? (where and what lines to replace or ad)

There is no need to add/change any code for that.
Simply turn off the "show prices" option of your products listing menus/modules via the menu Display>Content menus/modules and you won't see the prices on the listing.

In Display > Content Modules >
I have four enabled that might control the price showing. I turned off the price option on all of the with no effect.

Effect 1

Associated products listing for category listing menu 583

Categories of Products

Associated products listing for category listing menu 479

www.gammie.com/products/wheelchairs

Please review and give me another solution. Let me know if you need log in access.

There is no other solution.
As I said, go in the menu Display>Content menus and edit your menu (with the id 521) and turn off that option there.