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Installation Instructions
Removing the Old Water Heater
Turn "OFF" the gas supply to the water heater,
_WARNING
If the main gas line shutoff serving all gas appliances is
used,also shut "OFF" the gasat each appliance.Leaveall
gas appliancesshut "OFF" until the water heater installa-
tion iscomplete.
Turn "OFF" the water to the water
heater, Some installations require that
the water be turned off to the entire
house.
('_Check again to make sure the gas supply
_Jis OFF to the water heater. Then dis- __
connect the gas supply connection from
the gas control valve, "
A
Attach a hose to the water heater drain
valve and put the other end in a floor
drain or outdoors. Open the water heater
drain valve. Open a nearby hot water
_ucet which will relieve pressure in the
water heater and speed draining.
Disconnect the vent pipe from the draft hood where
they connect to the water heater. In most installations
the vent pipe can be lifted off after any screw or other
attached devices are removed. Dispose of the draft
hood. The new water heater has the draft hood which
must be used for proper operation.
a.
If you have copper piping to the water
heater, the two copper water pipes can
be cut with a hacksaw approximately
four inches away from where they con-
nect to the water heater, This will avoid
cutting off the pipes too short.
Additional cuts can be made later if nec-
essary. Disconnect the temperature-pres_
sure retief valve drain line. When the
water heater is drained, disconnect the
hose from the drain valve. Close the
drain valve, The water beater is now
completely disconnected and ready to be
removed.
b,
If you have galvanized pipe to the water
heater, loosen the two galvanized pipes
with a pipe wrench at the union in each
line. Also disconnect the piping remain-
ing to the water heater. These pieces
should be saved since they may be need-
ed when reconnecting the new water
heater. Disconnect the temperature_pres-
sure relief valve drain line. When the
water heater is drained, disconnect the
hose from the drain valve. Close the
drain valve. The water heater is now
completely disconnected and readym be
removed.
AWARNING I
The water passingout of the drainvalve may be extremely I
hot. To avoid beingscalded,make sure all connectionsare
tight and that the water flow is directed away from any
person.
_CAUTION I
Mineral buildup or sediment may have accumulatedin the I
old water heater. This causesthe water heater to be much !
heavier than normal and this residue, if spilled out, could
causestaining.