Maybe Hank shouldn't have let you connect to the computer to get evidence.

Maybe he should have said no, saying that they could get something else.

Maybe he should have just said they would figure something else out.

But, no, he didn't, and ever since then, you've been acting different. It worried him how you were acting, and he decided to go and check on you. You were an android, so he figured that maybe you got... something going on?