Removing The Old Water Heater - Maytag Performa HJ640NBDVT User Manual

Power direct vent gas water heater
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Instructions for Installation
Removing
the Old Water Heater
Turn "OFF" the gas supply to the water heater.
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Disconnect the vent pipe from the draft hood or blower
assembly where they connect to the water heater. In most
_, WARNING
]
instaUations the vent pipe can be lifted off after any screw
or other attached devices are removed. The new water
If the main gas line shutoffservingall gasappliances is
used, I
also shut "OFF",thegas at eachappliance, L eaveall gasappli-|
heater has a blower assembly which must be used for
ances shut"OFF unt_ thewater heaterinstallation iscomplete.I
proper operation.
a. If you have copper piping to the water
heater, the two copper water pipes can
cutw
ka po
four inches away from where they con-
nect to the water heater. This will
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avoid cutting offthe pipes too short.
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Additional cuts can be made later if
necessary. Disconnect the temperature-
pressure relief valve drain line. When
Turn "OFF" the water to the water
the water heater is drained, disconnect
heater. Some installations require that
the hose from the drain valve. Close
the drain valve. The water heater is
the water be turned offto the entire
now completely disconnected and
house.
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ready to be removed.
Check again to make sure the gas sup-
ply is "OFF" to the water heater. Then
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b. If you have galvanized pipe to the water
disconnect the gas supply connection
heater, loosen the two galvanized pipes
with a pipe wrench at the union in each
from the gas control valve,
line. Also disconnect the piping
Attach a hose to the water heater drain
remaining to the water heater. These
pieces should be saved since they may
valve and put the other end in a floor
be needed when reconnecting the new
drain or outdoors. Open the water
water heater. Disconnect the tempera-
heater drain valve. Open a nearby hot
ture-pressure refiefvalve drain line.
water faucet which will relieve pressure
When the water heater is drained, dis-
in the water heater and speed draining,
connect the hose from the drain valve.
Close the drain valve. The water heater
_._
readyiS
now completely disconnected
andto
be removed.
AWARNING
I
ACAUTION
Thewater passing out of the drainvalvemaybe extremelyhot.
Mineralbuildupor sedimentmay have accumulated in the old
Toavoidbeingscalded, m akesureall connections a re tight and I
water heater.Thiscauses the water heater to be muchheavier
thatthe waterflow isdirectedawayfrom anyperson.
I
than normalandthis residue, if spilledout,couldcause staining.
8

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