It appears you have a crack or hole (did it by chance freeze where you are?) Either way, you will need a new wet end. Water circulates thru those 2 small pipes to cool the oil in the motor. Go here to get started: https://www.dometic.com/en-us/us/support/spare-parts. It is an easy replacement, just be careful as it is all plastic and will break easy, especially when going back together. DO NOT over tighten things.
