Inspecting Your Water Heater

The water heating system, being a combinationAs always with plumbing equipment, check around
of plumbing and fuel connections, deservesfor signs of leaks, but keep in mind that not all
considerable attention from the homeowner andwater around the heater indicates a leak. When
any prospective home buyer. An improperlyincoming water is very cold, condensation may
installed or malfunctioning water heater can burstform on the outside of the tank. It can also form
or even explode, causing water damage to aon the inside casing of the tank and cause sizzling
house or injury to the occupants. With gas and oilnoises when a gas or oil burner comes on. This
water heaters, defective equipment, impropercondition is not hazardous and is no reason for
installation, or inadequate maintenance can result inalarm, usually. However, if the water droplets
fire damage and carbon monoxide poisoning.don't disappear when the heater is operating or if
The life expectancy of a water heater is typicallythe burner does not stop sizzling, then the tank is
eight to twelve years and, here in our area, it willprobably leaking and should be replaced.
typically be fueled by gas or electric. Further northAll water heaters are required to have a
of us, oil is commonly used to heat water as welltemperature pressure release valve installed to
as indoor temperature.release any excessive pressure that is built up
Unfortunately, a water heater often functionsinside the tank. Do not block, plug or otherwise
right up to the minute of failure without sendingimpede the function of this valve, for it is
out any warning signs of problems to come. Yourdesigned to release pressure to avoid explosion.
plumbing contractor or, if you have placed aThe valve should be pointed to the floor and have
purchase contract on a home, your homepiping extending from it to approximately six
inspector are trained to seek and recognize theinches from the floor to avoid scalding. If the
telltale signs that indicate failure is just around thevalve is leaking, plugged or does not release when
corner.the handle is maneuvered, it should be replaced.
Here are a few "tricks of the trade" that you canThe venting system, for a gas heater, must be
apply yourself in your home, today.fully intact and functioning to ensure that
Check for corrosion and rust on the tank,poisonous gases are released outside the home.
especially near seams and at joint connectionsBy no means does this list include everything that
with water pipes. If accessible, remove the coveris and should be checked on a water heating
plate from a gas heater tank. Inspect the burner,system but, hopefully, it will help you to know
the bottom of the tank, and surrounding areas.more about your system than you knew before
Rust inside a tank indicates that it will soon needand protect you from harm.
replacing.When deciding to purchase or remodel a home,
Soot inside the tank means that the burner isyour home inspector will provide you with a
malfunctioning and requires IMMEDIATE service.detailed written report on the existing water
The presence of soot strongly indicates thatheating system in addition to the others that are
carbon monoxide is probably not being ventedinspected.
properly.