How to bolt down a Kohler tank with three bolts?

I replaced a toilet with a Highline Kohler with the "class 5" flush. It has the new three bolt pattern. The instructions are a bit vague. All it mentions to level the tank turning the nuts. I snugged them down with a socket on an extension and turned them buy hand, no wrench. Every thing seems

【Perfect Connection】As a practical tool, it is perfect and effective for most standard toilets. The long lock nuts at the bottom are used to avoid

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