I was called to a home to repair a water heater. Upon arrival, I found that the water heater was not producing any hot water. I checked the power supply and found that the circuit breaker had tripped. I reset the breaker and checked the wiring. I found that the wires to the condensation pump were not properly hooked together. I hooked the wires together in conversation and the pump started to work. It was filling up with water, which was causing the float switch in the drain pan to drip. I checked the drain pan and found that the water was draining properly. I then checked the thermostat and found that it was working properly. I tested the heating elements and found that they were working properly. I then tested the pressure relief valve and found that it was working properly. I tested the temperature and pressure relief valve and found that they were working properly. I then tested the gas valve and found that it was working properly. I then tested the ignition control and found that