25
DO
.
❑
. DO.check.inlet.gas.pressure.to.ensure.that.
it.is.within.the.range.specified.on.the.rating.
plate .
.
❑
.
DO.provide.adequate.air.for.combustion.
and.ventilation.as.discussed.in.the.Use.and.
Care. Manual. and. the. National. Fuel. Gas.
Code .
.
❑
.
DO. maintain. proper. clearances. to.
combustibles.as.specified.on.the.rating.plate .
.
❑
.
DO.allow.enough.time.for.joint.cement.
vapors. to. dissipate. BEFORE. applying..
power.to.the.water.heater .
.
❑
.
DO. ensure. that. the. venting. system.
complies. with. the. guidelines. found. in. the.
Use.and.Care.Manual.and.National.Fuel.Gas.
Code .
.
❑
.
DO.contact.a.qualified.service.technician.
if.the.main.burner.will.not.stay.lit ...The.burner.
chamber.is.designed.to.be.sealed.utilizing.a.
gasket.and.tamper.resistant.screws .
DON’T
.
❑
.
DON’T. block. or. restrict. Combustion.
Air.Inlet.Openings.or.the.Flammable.Vapor.
Sensor.located.around.the.lower.portion.of.
the.water.heater.jacket .
.
❑
.
DON’T. block. or. restrict. the. Blower.
Assembly.Dilution.Air.holes.(see.diagram.to.
the.left) .
.
❑
.
DON’T.remove.the.Burner.Access.Door.
unless.absolutely.necessary ...This.should.only.
be.done.by.a.qualified.service.technician ...A.
new. burner. access. door. gasket. must. be.
installed.on.any.burner.access.door.that.has.
been.removed .
.
❑
DON’T. install. this. water. heater. where.
standing.water.may.occur ...The.base.of.the.
water.heater.is.meant.to.be.mounted.on.a.dry.
surface .
. .
❑
.
DON’T.allow.cleaners,.solvents,.or.other.
materials. to. come. into. contact. with. the.
Flammable.Vapor.Sensor .
. .
❑
.
DON’T. operate. the. water. heater. if. the.
sight.glass.or.burner.access.door.grommet.is.
damaged.or.broken.(see.to.the.left) .
During Installation of this water heater...........
Heat Traps
For.increased.energy.efficiency,.some.
water.heaters.have.been.supplied.with.
factory.installed.3/4”.NPT.heat.traps..in.
the.hot.outlet.line.and.cold.water.inlet.
line .
These.heat.traps.may.require.a.minimum.
of.one.(1).90
°.
3/4”.NPT.elbow.and.may.
require.an.additional.90°.3/4”.NPT.elbow.
or.a.3/4”.coupling.depending.on.your.
installation.needs ...See.Illustration.of.
nipples.and.heat.traps.on.page.33 .
Sight.Glass
Flammable.
Vapor.Sensor
Burner.Access.
Door.Grommet
Dilution Air Inlet
Tall Models
Blower Assembly Dilution Air Holes
Short.Model
s.