Traditional IRA contributions can be tax deductible or partially tax deductible based on MAGI. In 2014, an individual with a MAGI of up to $70,000 is eligible for at least partial deductibility. There are no income limits on who can contribute to a traditional IRA.
When the water heater breaks / leaks whatever the pressure tank is going to loose pressure telling the pump to come on and the pump will run continually as it can not build pressure to shut it off.
Coolant leaks, which result in the system simply blowing warm air into the house. A blown capacitor, which can cause the unit to overheat and break down. A bent fan blade, which can also cause overheating and system failure. A broken motor, in which case the system will not cycle. A damaged power cord, which means the system might not even turn on. A clogged air filter may result in a system breakdown.