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Instructions for Installation (cont'd)
Venting
AWARNING
_WARNING
To insure proper venting of this gas-fired water
Chemicalvapor corrosionof the flue and vent sys-
heater, the correct vent pipe diameter must be uti-
tam may occurif air for combustioncontainscertain
lized. Any additions of other gas appliances on
chemicalvapors. Spray can propellants, cleaning sol-
vent with this water heater will adversely affect
vents, refrigerator and air conditioner refrigerants,
the operation of the water heater,
swimming pool chemicals,calciumand sodium chlo-
ride, waxes, bleach, and processchemicalsare typi-
cal compoundswhich are potentially corrosive.
The combustionand ventilation airflowmust not be obstructed.
AWARNING
The vent outlet must connect to the water heater
exhaust outlet. The vent inlet piping must connect
to the water heater air inlet. Both the water heater
connections are clearly marked. Failure to read this
_ll_
;I
II
instruction can result in DEATH, SERIOUSBODILY
INJURY, O R PROPERTY DAMAGE.
L--
STRAPPING
&WARNING
]
Obstructed or deteriorated vent systems may pre-
sent a serious health risk or asphyxiation.
A WARNING
intervals and vertical runs supported at 5 foot intervals.
I
Horizontal runs must be securely supported at 3'/2 foot
I
The vent pipe from the water heater must be 3,"
diameter PVC(ABSon 75 Gallon modelsfor first 5 ) I
VENTINGTHROUGHAN OUTSIDEWALL
Schedule 40 pipe and must slope upward ¼ inch
A. ALL75 GALLONMODELS
per five feet.
In the carton is supplied:
• Two3" inletandoutlet PVC Schedule40 - 45°ventcaps.
All vent gases must be completelyvented to the outdoors of the
structure (dwelling).
• A 3" ABSSchedule40 - 90 streetell;usedto connectthe outlet
ventpipeto the waterheaterwhenthe outletventpipeis to be
turned horizontally directlyoffthe blower.
_0
• A 5"sectionof Y'ABS Schedule40 outletventpipe(moremaybe
I
[_
requiredandmustbe suppfied locally).
]
ONE 3" SCHEDULE
3" ABS SCHEDULE 40
40 PVC45° INLET
90 ° STREET
ELBOW SUPPLIED
OUTLET ELBOW
S" SCHEDULE
/
SUPPUED
40 ABS OUTLET
/
_, WARNING
PIPE SUPPLIED
3" PVCSCHEDULE
,._,_..-_
Failure to have required clearances between water
4090 ° STREET
f
I l/
I I
INLET ELBOW
I
I'_
_
[
]
heater and combustible material will result in a fire
REQUIRED
_
_-_
hazard.
[_L_
SCHEDULE
40 PVC INLET PIPE
REQUIRED
ONE 3" SCHEDULE
_--7
40 PVC45 ° OUTLET
& WARNING
ELBOW
SUPPLIED
Be sure vent pipe is properly connected to prevent
escape of dangerous flue gases which could cause
deadly asphyxiat on.
17
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