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Installation ● Operation Manual
Natural Gas (NG) - Factory Default
Liquid Propane Gas (LPG) - Optional Ori ce
RESIDENTIAL WATER HEATERS
POWER VENT OR DIRECT VENT CONVERTIBLE
ELECTRONIC IGNITION
Model GU125T / 518(11,12)1125
GU160T / 518(11,12)1160
C
Call us first if you have any questions with this product. We can help you with questions about assembly
and Water Heater operation or if there are any damaged or missing parts when you unpack this unit from the
shipping box. Please call before returning to the store.
● Only specially trained and authorized personnel are permitted to service this water heater.
●
NOTE TO ASSEMBLER / INSTALLER:
Leave this manual with the consumer.
●
NOTE TO CONSUMER:
Keep this manual for future reference.
●
RECORD YOUR SERIAL #_________________
(see
clear
CSA label on Gas Water Heater)
!
Do not store or use gasoline or other ammable vapors and liquids in the vicinity of this or any other appliance.
Read this Operator's Manual carefully and be sure your Water Heater is properly assembled, installed and
maintained. Failure to follow these instructions exactly could result in re, explosion, serious bodily injury and/or
property damage.
!
California Proposition 65 lists chemical substances known to the state to cause cancer, birth defects, death,
serious illness or other reproductive harm. This product may contain such substances, be their origin from fuel
combustion (gas, oil) or components of the product itself.
!
Only a licensed professional can install Eternal units for safety and code compliance. Venting and plumbing
codes can vary by location. Installation instructions and all applicable codes must be followed or property
damage, severe injury, or death may result. Failure to use a licensed plumber or contractor, follow venting,
plumbing, and building codes, or follow installation instructions may be unlawful and will void the product
warranty. Grand Hall is not responsible for any costs incurred for repairing any problems resulting from failure to
follow installation instructions or applicable codes.
Service Information Center:
1-866-946-1096
8:00am-4:30pm CST, Monday through Friday
IMPORTANT:
WARNING
WARNING
WARNING
1
157320069 Date 2014/11/20
!
!
!
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Related Manuals for Eternal GU125T
Summary of Contents for Eternal GU125T
- Page 1 (gas, oil) or components of the product itself. WARNING Only a licensed professional can install Eternal units for safety and code compliance. Venting and plumbing codes can vary by location. Installation instructions and all applicable codes must be followed or property damage, severe injury, or death may result.
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Page 2: Table Of Contents
LP Conversion Water Supply Connection Temperature and Pressure Relief Valve & Electrical Connection Recirculation System with an Eternal Water Heater & Recirculation with 2 Units Manifold Operating Instructions & Temperature Setting Procedure How To Use The Front Control Interface Maintenance and Service "D"... -
Page 3: Included & Optional Accessories P3
Included Accessories Optional Accessories... - Page 4 Eternal Hybrid Water Heater Technical Speci cations Model Name GU125T GU160T Energy Factor ( * ) / Thermal Ef ciency ( * ) 0.82 Energy Factor / 96% Installation Indoor / Floor Standing Vent Run 3" PVC Up to 100ft, 6 Elbows Max, 5ft Deduction Per Elbow...
- Page 5 Dimensions - GU125T / 518(11,12)1125 GU160T / 518(11,12)1160...
- Page 6 Dimensions - GU125T / 518(11,12)1125 GU160T / 518(11,12)1160...
- Page 7 Dimensions - GU125T / 518(11,12)1125 GU160T / 518(11,12)1160...
- Page 8 Dimensions - GU125T / 518(11,12)1125 GU160T / 518(11,12)1160 PARTS No. DESCRIPTION Pour Foam(PU) 332120087 Top Service Panel 332040047 Top Cover 332040046 Air Intake 152320178 Mesh Screen 151320057 Chassis 332010013 Main Controller 193320041(GU125T) / 193320101(GU160T) Controller Cover 152320048 T&P Relief Valve...
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Page 9: Instructions For Your Safety P9
Instructions for Your Safety WARNING WARNING If you do not follow these instructions exactly, a re or explosion could result causing property damage, personal injury or loss of life. Installation Codes □ The installation must conform with local codes or, in the absence of local codes, with National Fuel Gas Code, ANSI Z223.1/NFPA 54. -
Page 10: Typical Installation P10
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 ow preventer, or it may be part of a pressure reducing valve, water meter or water softener. -
Page 11: Installation Preparation P11
Installation Preparation Unpacking Your Eternal Water Heater □ Unpack the unit carefully and make sure that the included accessories are put aside so they will not be lost. ● Operator's manual ● Warranty Registration Card ● Included Parts □ Inspect the water heater for possible shipping damages. - Page 12 Exhaust / Water Hearter Stand / Condensate Trap Installation Installation Procedure: Assemble the included water heater stand as per installation procedure. Insert condensate trap into the exhaust adaptor, and install trap clamp. Place exhaust pipe inside exhaust adaptor socket bottom. Then, hold the exhaust pipe in place, by attaching the pipe clamp to the pipe support using 2 (M5) screws.
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Page 13: Piping Installation P13
Piping Installation Water Pipe Installation □ Use spanner to fix the water pipe holder and then tighten water pipe with pipe wrench. Gas Pipe Installation □ Use Spanner to fix gas adaptor and then tighten gas pipe with pipe wrench. T&P Relief Valve Installation (Factory Installed) □... -
Page 14: Condensate Disposal P14
1/2" CPVC (SDR11, ASTM-D2846) NOTICE Eternal water heater will typically produce a condensate that is considered slightly acidic with a Ph content of approximately 3-4. Install a neutralizing lter if required by authority having jurisdiction (See gure above). -
Page 15: Condensate Piping P15
Be sure to check that condensate is freely flowing from the drain piping after the system has been installed. Condensate will begin owing out of the water heater within 15 minutes after operation has started. Condensate Piping to Floor Drain Condensate Piping to Condensate Pump 1/2" CPVC Eternal Condensate Neutralizer 1/2" CPVC Eternal Condensate Neutralizer Condensate Pump... -
Page 16: Indoor Installation / High Elevation P16
Follow the latest edition of ANSI Z223.1 and any of your local codes that are applicable. □ GU125T / GU160T is a Category IV vented appliance and manufacturer's ventilation specifications should be followed. □... -
Page 17: Floor Mounting P17
Floor Mounting FOR INSTALLATIONS IN THE STATE OF CALIFORNIA For installation in California this water must be braced or anchored to avoid falling or moving during an earthquake. See instructions for correct installation procedures. Instructions may be obtained form California Office of the State Architect. 1102 Q Street, Suite 5100, Sacramento, CA 95811. -
Page 18: Venting Intake & Exhaust Material P18
WARNING If Eternal combustion air inlet is located in an area likely to cause or contain contamination, the combustion air must be repiped and terminated at another location. Contaminated combustion air will damage the unit and its burner system, resulting in possible severe personal injury, death or substantial property damage. - Page 19 Venting Speci cation Direct Vent GU125T / GU160T is factory configured as a sealed combustion unit with dedicated intake and exhaust connections. When installed as a Direct Vent appliance, all combustion air is drawn directly from outside of the home.
- Page 20 The total vertical and horizontal runs cannot exceed the maximum length with a maximum number of 90 degree elbows as speci ed in the table of page 19. □ Eternal can be vented straight up and a horizontal section is not required for vertical terminations.
- Page 21 Horizontal Termination Below diagrams are examples of horizontal terminations. □ □ Side Wall (Direct Vent) Side Wall (Power Vent) WARNING The Grand Hall approved concentric kit is a unique pipe-in-pipe venting system designed for termination. Do not try to replicate or make your own. For more information, please refer to Concentric Vent Kit section in the Operation manual.
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Page 22: Clearance Requirements From Vent Terminations To Building Openings P22
Clearance Requirements from Vent Terminations to Building Openings All clearance requirements are in accordance with ANSI Z21.10.3 and the National Fuel Gas Code, ANSI Z223.1 and in Canada, in accordance with NSCNGPIC. □ Vent Clearances When Heater is Installed Indoors Maintain the following clearances to any opening in any building: ●... -
Page 23: Multiple Units Termination P23
Multiple Units Termination Multiple Unit Termination □ □ Vertical Terminations Horizontal Terminations WARNING The Grand Hall approved concentric kit is a unique pipe-in-pipe venting system designed for termination. Do not try to replicate or make your own. For more information, please refer to Concentric Vent Kit section in the Operation manual. -
Page 24: Vent Pipe Installation & Terminator Position P24
Vent Pipe Installation & Terminator Position US Installations Description Canadian Installations Other than Direct Vent Direct Vent Clearance above grade, veranda, 1 foot 1 foot 1 foot porch, deck, or balcony Clearance to window or door that 4 feet below or to side of opening; 1 foot 3 feet may be opened... -
Page 25: Gas Supply Piping P25
Gas Supply Piping NOTICE □ A manual gas control valve (shut-off valve) must be connected to the unit before the gas line. □ Check the gas inlet pressure and make sure the type of gas matches matching the rating plate located on your water heater. -
Page 26: Lp Conversion P26
LP Conversion NOTICE Contact the local propane gas supplier for recommended sizing of piping, tanks and 100% lockup gas regulator. □ Adjust the propane supply regulator provided by the gas supplier for 13" w.c. maximum pressure. NOTICE LP Conversion kit is included in the accessory box. Conversion can only be completed by a qualified professional. How to convert to LP 1. -
Page 27: Water Supply Connection P27
When installing more than one unit to supply higher volumes of hot water in residential applications, the number of Eternal water heaters required and the header pipe sizing needs to be properly sized to meet the total hot water demand. - Page 28 Temperature and Pressure Relief Valve The following 3/4", maximum 150psi valves are approved by CSA for use with GU125T / GU160T : - WATTS 100XL- 4 CAUTION □ The temperature-pressure relief valve should be manually opened once a year. □...
- Page 29 Recirculation System with an Eternal Water Heater Recirculation with 2 Units Manifold(Parellel) These diagrams are for reference as basic guides. Each installation should be engineered properly and compliant to Local and State Codes. WARNING Pump control such as aquastat or timer must be used in recirculation applications or long burner runtime occur and cause premature failure.
- Page 30 Operating Instructions Starting Up □ Once the unit has been properly installed, check the gas and water connections for leaks. □ Check for proper ventilation and combustible air supply to the water heater. Purge the gas and water lines to remove debris;...
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Page 31: How To Use The Front Control Interface P31
How To Use The Front Control Interface 1. To switch the water heater ON from OFF condition, press the Power Button, then ETERNAL WATER will be displayed on LCD Monitor. □ NORMAL, HOTTER and HIGH OUTPUT will display on the LCD monitor. -
Page 32: Maintenance And Service P32
Maintenance and Service WARNING Turn off the electrical power supply, the manual gas control valve, and the manual water control valve before servicing. Systems and Parts Check The unit should be checked once a year or as necessary by a certi ed and trained licensed technician. -
Page 33: D" Button Diagnostic Function P33
"D" Button Diagnostic Function Applicable Model: GU125T / 518(11,12)1125 GU160T / 518(11,12)1160 Description: Enhanced diagnostic functions are now available with the touch of a button. Simply press the “D” button on the front LCD monitor to access features such as: Hot water stored / tank and outlet temperatures, fan motor RPMs, error code history and more! Press the ˝... - Page 34 DIAGNOSTICS Self Monitoring This unit has the ability to check its own operation continuously. If an error occurs, a message will flash on the digital monitor of the front panel. This assists with diagnosing the error, and may enable you to overcome a problem without a service call. Please quote the code displayed when inquiring about service.
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Page 35: Wiring And Connection Diagram P35
Wiring and Connection Diagram Wiring Diagram MODEL : GU125T / 518(11,12)1125 GU160T / 518(11,12)1160... -
Page 36: Grand Hall Limited Warranty P36~37
Grand Hall Limited Warranty Product Line GU125T & GU160T Note: GU125T/GU160T models are solely for Residential Application* and the warranty is voided if used for any use other than Residential Application*. *See DEFINITIONS below. General Terms of Limited Warranty for Product Grand Hall will warrant to the purchaser of this gas water heater (the “Product”) at the original installed location... - Page 37 143.3)http://water.epa.gov/drink/contaminants/secondarystandards.cfm How to Obtain Warranty Service Please contact your licensed, authorized Eternal contractor to learn how to obtain diagnostics and warranty service for your water heater. You can find authorized contractors at www.eternalwaterheater.com. Simply enter your zip code for a listing of nearby authorized contractors. Be sure to have your model number, serial number and the error code displayed on the front of the unit available for your contractor so that he/she may arrive at your location with the necessary tools and parts to remedy the situation.
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Page 38: The Stand Assembly / Installation Manual P38~39
The stand assembly / installation manual... - Page 39 The stand assembly / installation manual...
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