Page 3 - W A R N I N G; of this manual for a list of error codes.
Be sure to read and understand the entire Use and Care Manual before attempting to install or operate this water heater. It may save you time and money. Pay particular attention to the Safety Instructions. Failure to follow these warnings could result in serious bodily injury or death. Should you ha...
Page 4 - Time/Temperature Relationship in Scalds; D A N G E R; HOT; BURN
Time/Temperature Relationship in Scalds ...Water.Temperature. Time.To.Produce.a.Serious.Burn . 120°F More than 5 minutes 125°F 1 1 / 2 to 2 minutes 130°F About 30 seconds 135°F About 10 seconds 140°F Less than 5 seconds 145°F Less than 3 seconds 150°F About 1 1 / 2 seconds 155°F About 1 second Table...
Page 5 - DANGER: If a gas leak is present or; Donot
5 LP and Natural gas have an odorant added to aid in detecting a gas leak. Some people may not physically be able to smell or recognize this odorant. If you are unsure or unfamiliar with the smell of LP or natural gas, ask the gas supplier. Other conditions, such as “odorant fade”, which causes the ...
Page 6 - Do not
6 IMPORTANT.SAFETY.INFORMATION . READ.ALL.INSTRUCTIONS.BEFORE.USING . ! WARNING! For your safety, the information in this manual must be followed to minimize the risk of fire or explosion, electric shock, or to prevent property damage, personal injury, or loss of life. FOR.INSTALLATIONS.IN.THE.STATE...
Page 7 - Installing the water heater.; Location
Combustion.Air.Inlet. Openings Installing the water heater. This water heater must be installed in accordance with these instructions, local codes, utility company requirements, and/or in the absence of local codes, use the latest edition of the American National Standard/National Fuel Gas Code. A c...
Page 8 - Combustion and Ventilation Air
8 Installing the water heater. Combustion and Ventilation Air Ventilation (ambient) air temperature must be 100°F or less. Proper operation of the water heater requires air for combustion and ventilation. Provisions for combustion and ventilation air must comply with referenced codes and standards.D...
Page 9 - Typical Installation
Thermal Expansion Determine if a check valve exists in the inlet water line. Check with your local water utility company. ..It.may.have.been.installed. in.the.cold.water.line.as.a.separate.back.flow. preventer,.or.it.may.be.part.of.a.pressure. reducing.valve,.water.meter.or.water.softener .. A.check...
Page 10 - Relief Valve
10 Installing the water heater. A new combination temperature and pressure relief valve, complying with the Standard for Relief Valves and Automatic Gas Shut-Off Devices for Hot Water Supply Systems, ANSI Z21.22, is supplied and must remain in the opening provided and marked for the purpose on the w...
Page 12 - Venting
12 Installing the water heater. The water heater must be installed with the factory supplied blower assembly in place. Venting The.water.heater.must.be.vented.to.the. outdoors.as.described.in.these.instructions .. DO.NOT.connect.this.water.heater.to. an.existing.vent.or.chimney.-.it.must. be.vented....
Page 13 - of
13 Maximum and Minimum Vent Lengths for Residential 40 & 50 Gallon Power Vents NOTICE: The mixing of 2" and 3" vent pipe is not recommended. If 3" pipe is used, a 2" to 3" reducer fitting is recommended at the rubber coupling. This.water.heater.is.supplied.with. a.two-inch.Sc...
Page 14 - Additional Considerations
14 Installing the water heater. Additional Considerations .. Do.Not.install.vent.terminal.under.any.patio.or.deck . ..To.help.prevent.moisture.from.freezing.on.walls.and.under. eaves,.do.not.locate.vent.terminal.on.the.side.of.a.build.ing. with.prevailing.winter.winds . ..When.terminating.the.vent.p...
Page 15 - Horizontal Vent Installation
15 NOTICE: All pipe, fittings, solvent cement, primers and procedures must conform to American National Standards Institute and American Society for Testing and Materials (ANSI/ASTM) standards. Vertical Vent Installation Once.the.vent.terminal.location.has.been. determined,.make.a.hole.through.the.r...
Page 16 - Cementing Joints
16 Installing the water heater. All.joints.in.the.vent.piping.must.be. properly.sealed.and.the.following. materials.are.recommended:PVC.materials.should.use.ASTM.D2564. grade.cement .CPVC.materials.should.use.ASTM.F493. grade.cement .ABS.materials.should.use.ASTM.D2235. grade.cement .Cleaner-Primer....
Page 17 - Diagram Without Optional Electronic Display; SCHEMATIC; Wiring; NOTE
Diagram Without Optional Electronic Display 1 H H N N PRESSURE SWITCH TEMPERATURE SWITCH SPARK P1 P3 P2 E1 GND 120 PILOT ELECTRODE ASSY PS TS TS1 TS2 FV MOT 12345 123 1 12 SCHEMATIC CONNECTION DIAGRAM W V 4460E C ONTR OL N H G 120 VAC INDUCER 3 x 2 CONNECTOR BL RY W BK G 54321 < > BK = BLACK B...
Page 18 - Diagram With Optional Electronic Display
18 Installing the water heater. Diagram With Optional Electronic Display CAUTION!..Label.all.wires.prior.to.disconnection.when.servicing.controls ..Wiring.errors.can.cause.improper.and. dangerous.operation ...VERIFY.PROPER.OPERATION.AFTER.SERVICING!
Page 20 - NOTICE: Do not over tighten to avoid cracking; Installing the Optional User Display
20 This.PowerVent.water.heater.contains.an.accessory.kit.for. installing.the.User.Display .User.Display.Mounting.Kit.–.AS42461. a ....Optional.Water.Heater.Mounting.Bracket.–. AP14752 . b ...12.feet,.18.AWG.Thermostat.Wire.–.AP14820 . c ...Optional.Mounting.Tape.–.AP14819 . d ...Transformer.Enclosur...
Page 21 - Display; User Display Features
11 ....The.Water.Heater.Mounting.Bracket.features.a. wiring.slot.on.the.top.flange.and.an.opening.for.the. wire ...Pass.the.thermostat.wire.though.the.Water. Heater.Mounting.Bracket.opening . 12 ....Clean.any.dust.or.dirt.from.water.heater.jacket.to. allow.proper.tape.adhesion . 13 ....Remove.tape.b...
Page 22 - Unlocking the User Display; Error; Display Temperature Setting Limits
Water.Heater.Optional.User.Display.-.Operation.Instructions 22 After.power.on,.all.segments.on.the.LCD.will.be.displayed. for.2.seconds,.(See.Diagram.A).followed.by.software. revision.shown.for.2.seconds.(See.Diagram.B) . User.Mode.is.entered.after.all.required.data.is.received. from.the.appliance.w...
Page 23 - Water Heater Optional User Display - Operation Instructions
23 Water Heater Optional User Display - Operation Instructions Display Temperature Setting Limits The.user.display.setpoint.temperature.cannot.exceed.maxi- mum.water.heater.valve.setpoint.temperature.at.any.time .. Max.Setting.icon.appears.when.the.user.display.setpoint. exceeds.the.water.heater.gas...
Page 24 - VAC
24 Three.bars.shown.on.the.user.display.are.an.estimate.of.hot.water. available.relative.to.the.temperature.setpoint ...The.chart.below. describes.what.each.symbol.means .. Tank.is.full.of.hot.water Two.thirds.of.the.tank.volume.available One.third.of.the.tank.volume.available No.hot.water.available...
Page 25 - Heat Traps; Dilution Air Inlet
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. cleara...
Page 26 - Installation Checklist; A. Water Heater Location
Installation Checklist A. Water Heater Location B. Water Supply C. Gas Supply D. Relief Valve E. Venting ❑ Close.to.area.of.vent . . ❑ Indoors.and.protected.from.freezing.. . .. temperatures . . ❑ Proper.clearance.from.combustible.surfaces.. .. observed.and.water.heater.not.installed.on... .. carpet...
Page 27 - in this manual and take precedent over these instructions.; Combination Potable Water and Space Heating Application
Tee fitting for vertical hot water supply lines. Hot water supply to house From HOT outlet on water heater Hot water supply to heating unit Supplemental instructions for gas water heaters installed in potable water/space heating applications. Local codes or plumbing authority requirements may vary f...
Page 28 - Lighting the water heater.; STOP, and get help from a qualified person.
28 Lighting the water heater. . Before operating this water heater, be sure to read and follow the instructions on the label pictured below and all other labels on the water heater, as well as the warnings printed in this manual. Failure to do so can result in unsafe operation of the water heater re...
Page 29 - Operating the water heater.; Water Temperature Setting
29 Safety.Precautions ...Do.turn.off.manual.gas.shut-off.valve.if.water.heater. has.been.subjected.to.over.heating,.fire,.flood,. physical.damage.or.if.the.gas.supply.fails.. to.shut.off . ...Do.Not.turn.on.water.heater.unless.it.is.completely. filled.with.water . ...Do.Not.turn.on.water.heater.if.c...
Page 30 - Operating the water heater cont.; WARNING: Should overheating occur or; Water Temperature Setting...
30 Operating the water heater cont. The.following.is.additional.information.which.aid.in.deter- mining.a.safe.working.temperature.to.meet.each.household. need . Maximum.water.temperatures.occur.just.after.the.burner. has.shut.off ...To.determine.the.water.temperature,.turn.on. a.hot.water.faucet.and...
Page 31 - Sequence of Operation...
31 Sequence of Operation… 1 .. During.initial.start-up.or.a.call.for.heat,.the.control. will.verify.the.vacuum.switch.is.open . 2 .. Once.the.control.verifies.the.blower.vacuum.switch.is. open,.the.control.will.energize.the.blower.motor.for. the.pre-purge.sequence.(approximately.5.seconds) . 3 .. Th...
Page 32 - Care and cleaning of the water heater.; Draining the Water Heater
32 Care and cleaning of the water heater. Draining the Water Heater ! CAUTION: Shut off gas to the water heater at the gas control (thermostat) gas cock or manual shut-off valve before draining water. ! DANGER: Before manually operating the temperature and pressure relief valve, make certain no one ...
Page 33 - Housekeeping; cleaning materials, or; Burner Inspection
33 Housekeeping Visually.inspect.the.pilot .To.ensure.sufficient.ventilation.and. combustion.air.supply,.proper.clearances. must.be.maintained .. When.installed.in.a.closet,.DO.NOT.block. or.obstruct.any.of.the.combustion.air.inlet. openings.located.around.the.perimeter.of.the. water.heater ....A.mi...
Page 34 - Care and cleaning of the water heater
34 Vacation and Extended Shut-Down If.the.water.heater.is.to.remain.idle.for.an. extended.period.of.time,.the.power.and. water.to.the.appliance.should.be.turned.off. to.conserve.energy.and.prevent.a.build-up. of.dangerous.hydrogen.gas .The.water.heater.and.piping.should.be. drained.if.they.might.be....
Page 35 - Before You Call For Service...; Problem
35 Before You Call For Service… Troubleshooting TipsSave time and money! Review the charts on the following pages first and you may not need to call for service. This.water.heater.incorporates.a.combustion.shut.off.device.that.shuts.the.operation.of.the.water.heater. down.if.undesirable.combustion.c...
Page 37 - Gas Valve LED Codes
37 Gas Valve LED Codes CAUTION: Make certain power to water heater is “OFF” before removing protective cover FOR ANY REASON. CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. VERIFY PROPER OPERATION AFTER SERVICING. CAU...
Page 38 - Instructions For Placing a Parts Order; NOT attempt repair of gas piping,
38 Replacement Parts. For.40.and.50.gallon.models.using.natural.or.LP.gas . Instructions For Placing a Parts Order All.parts.orders.should.include: ...The.model.and.serial.number.of.the. water.heater.from.the.rating.plate . ...Specify.type.of.gas.(natural.or.LP) as.marked.on.the.rating.plate .. ...P...