Navien NPE-210A Operation Manual Download Page 5

Safety Information        5

CAUTION

 

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Do not attempt to repair or replace any part of the water 
heater, unless it is specifically recommended in this 
manual. 

For all other service, contact an authorized technician or 
licensed professional. Improper adjustments, alterations, 
service, or maintenance may lead to property damage, 
personal injury, or death and will void your warranty.

 

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Do not operate the water heater if you feel something is 
wrong with it.

 

Doing so may result in product damage or personal injury.

 

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Do not allow children to operate or access the water 
heater.

 

Doing so may result in product damage or personal injury.

 

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Do not attempt to change the water temperature while 
the water heater is being used.

 

Doing so may result in personal injury.

 

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Do not turn on the water heater unless the water and gas 
supplies are fully opened.

 

Doing so may damage the water heater.

 

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Do not turn on the water if the cold water supply shut-
off valve is closed.

 

Doing so may damage the water heater.

 

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Do not use this water heater for anything other than its 
intended purpose, as described in this manual.

 

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Do not remove the front cover unless the power to the 
water heater is turned off or disconnected.

Failure to do so may result in electric shock.

 

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When servicing the controls, label all wires prior to 
disconnecting them.

Failure to do so may result in wiring errors, which can lead to 
improper or dangerous operation.

 

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Do not use unapproved replacement or accessory parts.

 

Doing so may result in improper or dangerous operation 
and will void the manufacturer’s warranty.

 

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Do not place anything in or around the vent terminals, 
such as a clothes line, that could obstruct the air flow in 
or out of the water heater.

 

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This water heater has been approved for use in the USA 
and Canada only.

 

Using the water heater in any other country will void the 
manufacturer’s warranty.

 

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Should overheating occur or the gas supply fail to shut 
off, turn off the manual gas valve to the appliance.

 

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Do not use this appliance if any part has been under 
water.

Immediately call a qualifed service technician to inspect the 
appliance and to replace any part of the control system and 
any gas control which has been under water.

WARNING

 

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Shut off the gas supply if the water heater is damaged.

Have your installer or plumber show you the location of the 
gas shut off valve and demonstrate how to close the valve. If 
the water heater is damaged as a result of overheating, fire, 
flood, or any other reason, close the manual shut off valve 
and do not operate the water heater again until it has been 
inspected by a qualified technician.

 

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Do not store or use gasoline or other flammable liquids 
near this water heater.

Doing so may result in fire or explosion.

 

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Do not place combustibles, such as newspapers or 
laundry, near the water heater or venting system.

Doing so may result in a fire.

 

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Do not place or use hair sprays, spray paints, or any other 
compressed gases near the water heater or venting 
system, including the vent termination.

Doing so may result in fire or explosion.

 

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Do not operate the water heater with the front cover 
opened.

 

Doing so may result in fire or carbon monoxide (CO) 
poisoning, which may result in property damage, personal 
injury, or death.

 

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Do not operate this water heater without proper venting.

 

Doing so may result in fire or carbon monoxide (CO) 
poisoning, which may result in property damage, personal 
injury, or death. Inspect the vent termination and air intake 
supply annually to ensure proper operation of the water 
heater. Turn off and discontinue use of the water heater 
if any of the vent pipes, vent elbows, or intake pipes are 
damaged in any way, separated at a joint, or show evidence 
of corrosion, rusting, or melting.

 

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Do not touch the power cord or internal components of 
the water heater with wet hands.

Doing so may result in electric shock.

Summary of Contents for NPE-210A

Page 1: ...1 NFPA 54 and or CSA B149 1 Natural Gas and Propane Installation Code When applicable the installation must conform with the Manufactured Home Construction and Safety Standard Title 24 CFR Part 3280...

Page 2: ...r Temperature 8 3 3 Viewing Basic Information 9 3 4 Resetting the Water Heater 9 4 Maintaining the Water Heater 10 4 1 Cleaning the Water Heater 10 4 2 Draining the Water Heater 10 4 3 Flushing the He...

Page 3: ...the gas control knob Neverusetools Iftheknobwillnotpushinorturnbyhand don t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not u...

Page 4: ...plumber or your local plumbing authority for more information DANGER HOT BURN To prevent burns Use the lowest operating temperature setting necessary to provide comfortably hot water If your household...

Page 5: ...y will void the manufacturer s warranty Should overheating occur or the gas supply fail to shut off turn off the manual gas valve to the appliance Do not use this appliance if any part has been under...

Page 6: ...h Condensate Drain Connection 2 1 Description of the Water Heater The NPE series water heater is available in 7 models NPE 150S NPE 180A NPE 180S NPE 210A NPE 210S NPE 240A and NPE 240S The main feat...

Page 7: ...Error g Master Unit A code will appear on the display Cascade operation b Hot Water Recirculation h Display Recirculation Mode c Diagnostics button i Up button For installers only Increases the temper...

Page 8: ...tops flashing the temperature setting is stored Note The water heater will retain your settings during a power outage You can adjust the temperature by the below 10 degree increments depending on the...

Page 9: ...down button simultaneously for 10 seconds HIGH appears on the display To exit Commercial Mode Press the up and down button simultaneously for 10 seconds LoW appears on the display Note To adjust the t...

Page 10: ...o drain the water heater before performing maintenance tasks such as cleaning the inlet water filter or to prevent the water heater from freezing when it will not be used for an extended period Refer...

Page 11: ...s or larger Cleaning solution diluted with water 3 hoses A water circulation pump To flush the Heat Exchanger A A B B C C D D Navien Easy valve Kit Cold Water Line Hot Water Line Circulation Pump Flus...

Page 12: ...ever the water heater drains b Close the B valve and open the D valve Do not open the C valve yet c Allow water to flow through the water heater for 5 minutes d Close the A valve and open the C valve...

Page 13: ...on on the front panel to turn on the water heater 4 5 Cleaning the Air Intake Filter If the air intake filter becomes clogged by dust or lint the water heater will cease to operate and Error Code 110...

Page 14: ...strongly recommend the use of a direct vent exhaust and intake system Your installer should ensure that the exhaust vent pipe and the air intake pipe are both connected directly from the collars on t...

Page 15: ...the cold water inlet filter See 4 4 Cleaning the Inlet Water Filter and Recirculation Inlet Filter on page 12 Open the hot water faucet completely If an error code is displayed refer to 5 2 Understand...

Page 16: ...ical Support at 1 800 519 8794 E421 Cold water inlet1 thermistor open or short circuit Contact Technical Support at 1 800 519 8794 E432 Cold water inlet2 thermistor open or short circuit Contact Techn...

Page 17: ...omponent part s Navien at its sole descretion may replace the product with a new or refurbished product of comparable quality and design The replacement component part s will be warranted only for the...

Page 18: ...tion outside the United States and Canada Removal or alteration of the rating plate OtherTerms This Limited Warranty is subject further to the terms and conditions set forth herein and as may be furth...

Page 19: ......

Page 20: ...ontact a licensed professional for ected system for example a plumber or electrician When you contact Technical Support please have the following information at hand Model number Serial number Date pu...

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