You will need the Living Quarters Access Key to activate the Steam terminal along with the steam battery in the Living Quarters building.
How to get Living Quarters Access Key
Go to the right on the Greenhouse and then up to the platform above. Use the herbicide on the plant monster. It will shrink and disappear, revealing a maintenance closet. Go inside. There’s an old custodian robot here. He’s holding onto the Living Quarters Access Key and take it from him