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6

INSTALLING YOUR GAS WATER HEATER

Important Information About This Water Heater 

      

This gas water heater was manufactured to voluntary 

safety standards to reduce the likelihood of a flammable 

vapor ignition incident. New technology used in meeting 

these standards makes this product more sensitive to 

installation errors or improper installation environments. 

Please review the Installation Checklist found at the end of 

the installation instructions section and make any required 

installation upgrades or changes.

 

Consumer Information

                                                

This water heater is design-certified by CSA International 

as a Category I, non-direct vented water heater which 

takes its combustion air either from the installation area or 

from air ducted to the unit from the outside.
This water heater must be installed according to all local 

and state codes or, in the absence of local and state 

codes, the “National Fuel Gas Code”, ANSI Z223.1(NFPA 

54)-current edition. This is available from the following:
CSA  America, Inc.

8501 East Pleasant Valley Road

Cleveland, OH 44131
National Fire Protection Agency

1 Batterymarch Park

Quincy, MA 02269
Check your phone listings for the local authorities having 

jurisdiction over your installation.

Consumer Responsibilities

                                    

This manual has been prepared to acquaint you with the 

installation, operation, and maintenance of your gas water 

heater and provide important safety information in these 

areas. 
Read all of the instructions thoroughly before attempting 

the installation or operation of this water heater. 
Do not discard this manual. You or future users of this 

water heater will need it for future reference.
Service to the FVIR System should only be performed by a 

qualified technician.
Examples of a qualified technician include: licensed 

plumbers, authorized gas company personnel, and 

authorized service personnel.
IMPORTANT: The manufacturer and seller of this water 

heater will not be liable for any damages, injuries, or 

deaths caused by failure to comply with the installation and 

operating instructions outlined in this manual. 
If you lack the necessary skills required to properly install 

this water heater, or you have difficulty following the 

instructions, you should not proceed but have a qualified 

technician perform the installation of this water heater. 

Massachusetts code requires this water heater to be 

installed in accordance with Massachusetts Plumbing and 

Fuel Gas Code 248 CMR Section 2.00 and 5.00. 
A rating plate identifying your water heater can be found 

on the front of your water heater. When referring to your 

water heater, always have the information listed on the 

rating plate readily available. Retain your original receipt 

as proof of purchase.

Unpacking the Water Heater                                   

Excessive Weight Hazard

WARNING

Use two or more people to move and install the water heater.
Failure to do so can result in injury (including back injury).

IMPORTANT: Do not remove any permanent instructions, 

labels, or the data label from either the outside of the 

water heater or on the inside of water heater panels.
• 

Remove exterior packaging and place installation com-

ponents aside.

• 

Inspect all parts for damage prior to installation and 

start-up.

• 

Completely read all instructions before attempting to 

assemble and install this product.

• 

After installation, dispose of/recycle all packaging 

materials.

Location Requirements

                                              

Carbon Monoxide Poisoning Hazard

WARNING

Do not install in a mobile home.  

Doing so can result in carbon monoxide poisoning and death.  

The Flammable Vapor (FV) Sensor is designed to reduce 
the risk of flammable vapor-related fires. Flammable liquids 
(such as gasoline, solvents, propane, etc,) emit flammable 
vapors which can be ignited by a gas water heater’s spark 
igniter or main burner. The resulting flashback and fire can 
cause death or serious burns to anyone in the area.
This heater is equipped with an FV sensor for detecting the 
presence of flammable vapors. When the sensor detects 
those vapors, the unit will shut down and not operate. 
Should this happen, please refer to the troubleshooting 
guide. Even though this water heater is a flammable vapors 
ignition resistant water heater and is designed to reduce 
the chances of flammable vapors being ignited, gasoline 
and other flammable substances should never be stored 
or used in the same vicinity or area containing a gas water 
heater or other open flame or spark producing appliance. 
In the event the FV Sensor does not prevent the ignition of 
flammable vapors, the FVIR System is designed to reduce 
the risk of flammable vapor-related fires. 

Summary of Contents for High Efficiency 100 series

Page 1: ...ctrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fi...

Page 2: ...Installation 17 Important Information About this Water Heater 18 Operating Your Water Heater 19 21 Lighting Instructions 19 Checking the Draft 20 Burner Flames 20 Emergency Shutdown 20 Water Temperat...

Page 3: ...t water heaters and have a thorough understanding of this instruction manual Service Agency A service agency also must have ability equivalent to a licensed tradesman in the fields of plumbing air sup...

Page 4: ...oid all ignition sources if you smell Natural or LP gas Do not expose water heater control to excessive gas pressure Use only gas shown on rating plate Maintain required clearances to combustibles Kee...

Page 5: ...n Valve U Pilot and Main Burner V Flue W Metal Drain Pan X Igniter Wire Y Base Ring Filter Z FV Sensor AA Transformer BB Flue Damper ALL PIPING MATERIALS TO BE SUPPLIED BY CUSTOMERS TO VENT TERMINATIO...

Page 6: ...instructions you should not proceed but have a qualified technician perform the installation of this water heater Massachusetts code requires this water heater to be installed in accordance with Mass...

Page 7: ...to clean the spill until all ignition sources have been extinguished Fire or Explosion Hazard WARNING Read instruction manual before installing using or servicing water heater Improper use may result...

Page 8: ...ctor or water shut off device used in conjunction with a piped metal drain pan These devices are available from some plumbing supply wholesalers and retailers and detect and react to leakage in variou...

Page 9: ...ural gas water heater to an L P gas supply Do not connect an L P gas water heater to a natural gas supply Failure to follow these instructions can result in death explosion or carbon monoxide poisonin...

Page 10: ...in the occurrence of a leak in the system the gas will settle at floor level Basements crawl spaces closets and areas below ground level will serve as pockets for the accumulation of gas Before lighti...

Page 11: ...y a qualified technician using the installation instructions Examples of a qualified technican include gas technicians authorized gas company personel and authorized service persons Failure to so do c...

Page 12: ...typical examples of each method Louvers and Grilles In calculating free area for ventilation and combustion air supply openings consideration must be given to the blocking effect of protection louver...

Page 13: ...re certified by CSA International this certification applies to the vent damper device only and does not mean they are certified for use on this water heater U L recognized fuel gas and carbon monoxid...

Page 14: ...Before connecting a vent to a chimney make sure the chimney passageway is clear and free of obstructions The chimney must be cleaned if previously used for venting solid fuel appliances or fireplaces...

Page 15: ...off valve in the cold water inlet line It should be located close to the water heater and be easily accessible Know the location of this valve and how to shut off the water to the heater 6 A temperatu...

Page 16: ...se excessive restriction to water flow is not recommended Use only 95 5 tin antimony or other equivalent solder Any lead based solder must not be used Piping that has been treated with chromates boile...

Page 17: ...h duct tape 7 Repeat steps 5 and 6 for the hot water outlet pipe 8 Add additional sections of pipe insulation as needed T P RELIEF VALVE T P RELIEF VALVE MANUAL RELIEF LEVER T P RELIEF VALVE INSULATIO...

Page 18: ...es Questions Contact Residential Technical Assistance by referencing the phone number on the front of the Installation Instructions and Use Care Guide Installation Checklist Water Heater Location Wate...

Page 19: ...ier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Use only your hand to turn the gas control knob Never use tools If the...

Page 20: ...emperature range of 120 F 140 F 49 C 60 C is recommended by most dishwasher manufacturers The thermostat of this water heater has been factory set at the VAC Vacation position It is adjustable and mus...

Page 21: ...erature set by the user Vacation Setting The Vacation Setting VAC sets the controller at approximately 70 F This setting is recommended when the water heater is not in use for a long period of time Th...

Page 22: ...YL YL BN 24VAC V 24VAC BK 120VAC WH 120VAC GR BK 24VAC HOT WH 24VAC NEUTRAL BL RD BL RD YL YL BK 24VAC HOT WH 24VAC NEUTRAL YL 24VAC YL 24VAC TRANSFORMER YL 24 VAC GAS CONTROL VALVE THERMOSTAT FV SENS...

Page 23: ...ce information at 1 800 527 1953 A temperature limit switch or ECO Energy Cut Off sensor located in the gas control valve thermostat is used to shut off the water heater if the water temperature excee...

Page 24: ...ting Your Water Heater See the Repair Parts Illustration section for anode rod location TEFLON is a registered trademark of E I Du Pont De Nemours and Company Draining and Flushing It is recommended t...

Page 25: ...ush down slightly to free the manifold and pilot tube 7 Carefully remove the manifold assembly from the burner compartment NOTE Be sure not to damage internal parts Replacement Parts IMPORTANT The fol...

Page 26: ...lot before going to the next step FIRST BEND S OTHER FITTINGS NOT SHOWN FOR CLARITY PILOT TUBE SCREWS OLD PILOT IGNITER FLAME SENSOR ASSEMBLY FIGURE 30 7 Push the new pilot tube and igniter wire throu...

Page 27: ...ssembly door is tightened visually inspect the door gasket between the manifold burner assembly door and the combustion chamber for spaces or gaps that would prevent a seal IMPORTANT Do not operate th...

Page 28: ...26 NOTE L P Gas systems use reverse left hand threads on the manifold tube 6 Refer to Gas Piping section Figure 5 and disconnect the ground joint union in the gas piping Disconnect the remaining pipe...

Page 29: ...roubleshooting Table section 2 See Pilot Light Troubleshooting Flowchart section 3 Seat connector firmly in socket 4 Bleed the air from the gas line 5 Check with gas utility company 6 Check with gas u...

Page 30: ...at COMBUSTION ODORS 1 Insufficient secondary air 2 Flue clogged 3 Heater installed in a confined area 1 Provide ventilation to water heater Check flue way flue baffle and burner 2 Clean locate source...

Page 31: ...wer switch on the gas control valve to the OFF position and unplug the power cord from the power outlet 1 Attempt to depress the TCO door switch button see figure 27 If the TCO door switch button depr...

Page 32: ...e electrode flame sense rod replace the igniter pilot assembly Follow the directions on page 27 to re install the burner assembly into the combustion chamber Follow the instructions for lighting on pa...

Page 33: ...alve Open Is Main Flame Sensed Is Demand for Heat Satisfied Pilot Main Valve De Energize Is Flame Sensed Damper Energizes and Closes Will not light 8 4 flash error code See Corrective Action Table on...

Page 34: ...List Item No Parts Description 1 DRAFT HOOD 2 FLUE DAMPER 3 FLUE BAFFLE 4 HEAT TRAP COLD SOME MODELS 5 HEAT TRAP HOT SOME MODELS 6 COLD WATER DIP TUBE 7 ANODE ROD 8 TEMPERATURE PRESSURE RELIEF VALVE L...

Page 35: ...assembly which contains the manifold tube gasket door pilot igniter flame sensor assembly manifold component block with retainer clip thermal switch and pilot tube Natural Gas Low Nox Item 14B Manifol...

Page 36: ...36 NOTES...

Page 37: ...37 NOTES...

Page 38: ...38 NOTES...

Page 39: ...in accordance with proper sizing techniques for residential water heaters bearing a rating plate which has not been altered defaced or removed except as required by the warrantor used in an open syst...

Page 40: ...OF PURCHASE OR PROOF OF INSTALLATION DISCLAIMERS NO EXPRESSED WARRANTY HAS BEEN OR WILL BE MADE ON BEHALF OF THE WARRANTOR WITH RESPECT TO THE MERCHANTABILITY OF THE HEATER OR THE INSTALLATION OPERATI...

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