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3

INSTALLING YOUR GAS WATER HEATER

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)-lat-
est 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 Flame Guard

®

 Safety System should only 

be performed by a qualified service technician.

Examples of qualified service technicians include: 
those trained in the plumbing and heating industry, 
local gas utility personnel, a licensed plumber, or an 
authorized service person.

Important: This water heater has a resettable thermal switch 
installed as part of the Flame Guard

®

 Safety System. DO 

NOT attempt to disable or modify this feature in any way.

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 
service 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 data plate identifying your water heater can be found next 
to the gas control valve/thermostat. When referring to your 
water heater, always have the information listed on the data 
plate readily available. 

Retain your original receipt as proof of purchase.

Unpacking the Water Heater

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.

Содержание 6510381

Страница 1: ...med by a qualified installer service agency or the gas supplier WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal...

Страница 2: ...as been under water Immediately call a qualified service technician Water heaters subjected to flood conditions or anytime the gas controls main burner or pilot have been submerged in water require re...

Страница 3: ...y personnel a licensed plumber or an authorized service person Important This water heater has a resettable thermal switch installed as part of the Flame Guard Safety System DO NOT attempt to disable...

Страница 4: ...led or leaked in the area of the water heater leave the area immediately and call the fire department from a neighbor s home Do not attempt to clean the spill until all ignition sources have been exti...

Страница 5: ...stible materials are stated on the data plate adjacent to the gas control valve thermostat of the water heater The water heater is certified for installation on a combustible floor Important If instal...

Страница 6: ...f the water heater as shown The drip leg must be no less than three inches long for the accumulation of dirt foreign material and water droplets Figure 3 Gas Piping Manual Gas Shut off Valve Ground Jo...

Страница 7: ...areas Combustion air must be free of acid forming chemicals such as sulfur fluorine and chlorine These elements are found in aerosol sprays detergents bleaches cleaning solvents air fresheners paint a...

Страница 8: ...an be drawn from outside of the enclosure One opening shall be within 12 inches of the top and one within 12 inches of the bottom of the enclosure as shown in Figure 4 The size of each opening free ar...

Страница 9: ...supply openings consideration must be given to the blocking effect of protection louvers grilles and screens These devices can reduce airflow which in turn may require larger openings to achieve the...

Страница 10: ...n existing water heater be sure to use the new drafthood supplied with the water heater Figure 9 Drafthood Installation Sheet Metal Screws four provided Drafthood Jacket top Install the drafthood with...

Страница 11: ...erms of its listing It must be connected to the water heater s drafthood by a certified vent connector or by directly originating at the drafthood opening Vertical gas vents must terminate with a list...

Страница 12: ...ine as shown in Figure 14 These valves reduce the point of use temperature of the water by mixing cold and hot water and are readily available for use 4 If installing the water heater in a closed wate...

Страница 13: ...s DO NOT add any chemicals to the system piping which will contaminate the potable water supply Closed System Thermal Expansion Periodic discharge of the temperature and pressure relief valve may be d...

Страница 14: ...higher than the working pressure shown on the data plate of the water heater The Discharge Line Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in th...

Страница 15: ...the system Otherwise these bubbles will be trapped in the air handler heat exchanger coil reducing the efficiency Do not connect the water heater to any system or components previously used with non...

Страница 16: ...reduce the likelihood of a flammable vapor ignition incident New technology used in meeting these standards makes this product less tolerant of installation errors or improper installation environmen...

Страница 17: ...with the igniter repeat steps 4 7 Continue to hold the button for about 1 minute after the pilot is lit Release the reset button and it will pop back up Pilot should remain lit If the pilot light goe...

Страница 18: ...r Temperature Regulation UNITROL BEFORE LIG HTIN G READ ALL IN STRUCTIO NS CAUTIO N H O T W A R M V A C A T I O N CAUTION W A TER INCREAS E S HOTTER T H E RISK OF SCALD INJ U R Y V A C A T I O N WAR M...

Страница 19: ...rt on page 26 Reset the thermal switch by depressing the small button in the center of the thermal thermal switch Important Correct any issues prior to resetting the thermal switch DO NOT attempt to d...

Страница 20: ...age or deterioration in the venting system Make sure the ventilation and combustion air supplies are not obstructed Build up of soot and carbon on the main burner and pilot burner Check for a soft blu...

Страница 21: ...to see if it is dirty or clogged The burner may be cleaned with soap and hot water Figure 24 N O T W A H S T R E B O R I A C A V M R A W U T O H T H E R I SK OF Y R U J N I D L A C S R E T T O H W A...

Страница 22: ...ly Page 23 Figure 25 Two Piece Wire Connector Assembly Two Piece Wire Connector Thermocouple Retainer Clip Manifold Door Other fittings not shown for clarity Pilot T ube Igniter Wire Figure 26 Thermoc...

Страница 23: ...lve for leaks Test the supply connections by brushing on an approved noncorrosive leak detection solution Bubbles forming indicate a leak Correct any leak found 9 Follow the lighting instructions on p...

Страница 24: ...ant The gas control valve thermostat is a standard valve with wire leads that connect to a thermal switch Removing the Gas Valve 1 On the gas control valve thermostat turn the temperature dial counter...

Страница 25: ...te heater 7 Correct piping dip tube must be in cold inlet 8 Advise customer DRIP FROM RELIEF VALVE 1 Excessive water pressure 2 Heater stacking 3 Closed water system 1 Use a pressure reducing valve an...

Страница 26: ...nstructions section of this manual for specific requirements NO Is the pilot tube damaged NO Does the flame trap show signs of discoloration and or debris Shut off the gas supply to the water heater a...

Страница 27: ...y System parts Item No Parts Description 1 DRAFTHOOD 2 REDUCER RING SOME MODELS 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 P...

Страница 28: ...e wire connector with retainer clip thermal switch and pilot assembly Natural Gas Low Nox Item 17 Manifold door assembly which contains the manifold tube gasket door pilot tube thermocouple two piece...

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