53
Never use this water heater unless it is completely lled with water.
To prevent damage to the tank, the tank must be lled with water.
Water must ow 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
tting.
E. Water from a drain valve may be due to the valve being slightly
opened. (Not shown in Figure 46).
F. *The drain valve may be leaking at the tank tting. (Not shown in
Figure 46).
G. Leakage from recirculation plug or pipe connection. (Not shown in
Figure 46).
H. Leakage from the temperature probe connections.
I. Condensate from the exhaust connection.
J. Condensate Clean Out Cap
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 tting. If cotton is wet, follow the
“Draining” instructions in Draining and Flushing on Page 55 and
then remove the tting. Put pipe dope or teon tape on the threads
and replace. Then follow the instructions in Filling the Water Heater
on Page 44..
Figure 46
A: Hot Water Outlet
B: Cold Water Inlet
H: Temperature
Probe Connections
C: T & P
Connection
D: T & P Outlet
I: Flue Outlet
J: Condensate Clean
Out Cap
LEAKAGE CHECKPOINTS
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