Leakage Checkpoints - A.O. Smith 100 Series Installation And Operating Manual

LEAKAGE CHECKPOINTS

B
A
H
C
E
Figure 47. Leak Test Locations
Read and understand this instruction
manual and the safety messages
herein before installing, operating or
servicing this water heater.
Failure to follow these instructions and
safety messages could result in death
or serious injury.
This manual must remain with the
water heater.
D
G
I
G
F
Never use this water heater unless it is completely filled with water.
To prevent damage to the tank, the tank must be filled with water.
Water must flow from the hot water faucet before turning "ON" gas
to the water heater.
A. *Condensation may be seen on the hot water outlet pipe in humid
weather or the hot water outlet connection may be leaking.
B. *Condensation may be seen on the cold water inlet pipe in humid
weather or the cold water inlet connection may be leaking.
C. Small amounts of water from temperature-pressure relief valve
may be due to thermal expansion or high water pressure in your
area.
D. *The temperature-pressure relief valve may be leaking at the
tank fitting.
E. Water from a drain valve may be due to the valve being slightly
opened.
F. *The drain valve may be leaking at the tank fitting.
G. Leakage from recirculation plug or pipe connection.
H. Leakage from the temperature probe connections.
I. Condensate from the exhaust connection.
Leakage from other water heaters, water lines, or ground seepage
should also be checked.
* To check where threaded portion enters tank, insert cotton swab
between jacket opening and fitting. If cotton is wet, follow the
instructions in To Drain The Water Heater Storage Tank: (page 44) and
then remove the fitting. Put pipe dope or Teflon
and replace. Then follow the instructions in Filling the Water Heater
(page 42).
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© tape on the threads