The Setting

My neighbor has a Bosch tankless water heater he put in last year. This water heater has one slight problem that when the power even blips a single second, it gets set back to its lowest temperature of 95°F. My neighbor (we'll call him Frank for this post because Frank Tank is funny) Frank wants to set his heater to 120°F in his house. The problem arises in that his water heater is under the house in his crawl space.

Without an easy way to set his temperature, he needs to crawl under his crawl space …