Eternal GU100/508111100 Installation & Operation Manual Download Page 33 | Manualshive

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33

Recirculation System with an Eternal Water Heater

These diagrams are for reference as basic guides. Each installation should be engineered properly and compliant

to Local and State Codes.

Supply

Fixtures

Cold Water

DHW

Gas

Circulation Pump

Expansion Tank

Line

Strainer

Aquastat

Aquastat should set to 20°F below

*

Eternal temperature setting.

Pump control such as timer and / or aquastat must be used in recirculation application or short cycle may occur

and cause premature failure. Fail to comply with this warning will void warranty.

WARNING

!

!

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Summary of Contents for GU100/508111100

Page 1: ...instructions exactly could result in fire explosion serious bodily injury and or property damage Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any othe...

Page 2: ...s to Building Openings P21 Multiple Units Termination P22 Concentric Vent Kit Outdoor Vent Kit Installation P23 Vent Pipe Installation Terminator Position P24 Gas Supply Piping P25 LP Conversion P26 W...

Page 3: ...ontal Terminator 3 151140130 3 Included Accessories Optional Accessories Self Tapping Screw 5 32 x 5 8 2pcs 151140066 151140067 190006019 1 Propane Gas Label 314070066 157010126 Mounting Bracket x2pcs...

Page 4: ...jection Pre mixing Metal fiber Infrared Burner Gas Valve System Single Stage Negative Pressure Full Modulation Air Ratio valve Internal Piping Material PPS Copper Reserve Tank Under 2 Gallons Electric...

Page 5: ...5 Dimensions GU100 508 11 12 21 22 1100...

Page 6: ...6 Parts Diagram for Model GU100 508 11 12 21 22 1100 11 12 5 9 13 6 14 3 4 7 2 10 1 15 8 16 17 18 7 19 30...

Page 7: ...7 Parts Diagram for Model GU100 508 11 12 21 22 1100...

Page 8: ...13 Rubber Foot 14 Drain Valve Assembly 15 Main Power Cord 16 Handle 17 Condensing Nipple 18 Mesh Screen 19 Outdoor Venting Cap Optional 20 Trap Cleaner Assembly 21 Radial Blower Assembly 22 Gas Valve...

Page 9: ...ly lights the burner Do not try to light the burner by hand Smell all around the water heater area for evidence of leaking gas Be sure to smell next to the floor because LP gas is heavier than air and...

Page 10: ...ough an outside wall or through the roof using 3 vent piping the total vent run cannot exceed 95 feet with one 90 elbow If more elbows are required the venting distance must be reduced 5 feet for ever...

Page 11: ...d CLEANING OUT THE TRAP The condensate trap must be filled with water prior to using the water heater Fill 3 0 oz of water through the exhaust collar per figure 1 Eternal water heater will typically p...

Page 12: ...ur of the total input ratings of all appliances in the enclosed area When combustion air is supplied from inside the building each opening should give a minimum free area of one square inch per 3 750...

Page 13: ...ed area and maintain the above minimum clearances from combustible materials Exhaust Ventilation Do not have the flue terminal pointing toward an opening into the building Do not locate your heater in...

Page 14: ...sealed combustion design so as to separate the water heater s combustion and venting system from the interior atmosphere of the manufactured home In accordance with code water heaters must be direct v...

Page 15: ...g on an uneven surface fasten 3 4 plywood to the stud wall and then attach the wall bracket Hang the unit on the mounted wall bracket and secure bottom of the unit to the wall with included wall ancho...

Page 16: ...y uneven Secure the unit to the wall with included wall mount bracket Be sure to install the wall mount bracket to the wall studs Standing Installation Floor Standing Earthquake Proofing Factory Insta...

Page 17: ...ipe of any other water heater or appliance NOTICE VENTING GUIDELINES This water heater must be properly vented for removal of exhaust gases to the outside of the home Correct installation of the vent...

Page 18: ...inch Piping 3 inch Piping Feet Max of 90 elbows Feet Max of 90 elbows 35 3 100 6 Insufficient air supply used with Power Vent appliance may cause the building to experience negative pressure inside Ne...

Page 19: ...r of 90 degree elbows as specified in the table on page 18 Eternal can be vented straight up and a horizontal section is not required for vertical terminations WARNING An open tee is optional and can...

Page 20: ...as a termination to alleviate back pressure in the venting system in areas experiencing abnormally high winds Vent cap must be positioned downward Screen For optimal results the open tee should be pos...

Page 21: ...dow or gravity air inlet into any building 3 above any forced air inlet within 10 Maintain the following clearances to any opening in any building From the top of the unit 1 below 1 horizontally from...

Page 22: ...Above Grade Highest Anticipated Snow Level Horizontal Termination Min 12 Combustion Air Termination 12 Min 12 Min Vent Termination 12 Min Above Grade Highest Anticipated Snow Level Min 12 Combustion A...

Page 23: ...re termination height is above the roof surface or anticipated snow level 12 inches in USA or 18 inches in Canada Do not use field supplied couplings to extend pipes Airflow restriction will occur and...

Page 24: ...to each side of center line extended above meter regulator assembly 3 feet within a height 15 feet above the meter regulator assembly I Clearance to service regulator vent outlet 3 feet J Clearance t...

Page 25: ...diminish and it would not be able to reach maximum performance Size gas piping system correctly following ANSI Z223 1 NFPA 54 or by local code Based on 0 60 specific gravity for natural gas at 0 5 W C...

Page 26: ...zing of piping tanks and 100 lockup gas regulator NOTICE 5 Prior to start up ensure the unit is set to fire propane Check the rating label for the type of fuel If there is a conflict or doubt on the s...

Page 27: ...right The drain valve is on the lower leftside of the water heater Open the cold water supply valve to the water heater To ensure complete filling of the tank allow air to purge by opening the neares...

Page 28: ...er operation has started Condensate piping to floor drain Condensate piping to Condensate pump Vent stops vacuum air lock and clean out for future if condensate line is clogged Eternal Condensate Neut...

Page 29: ...re approved by CSA for use with GU100 Cash Acme NCLX 5L The temperature pressure relief valve should be manually opened once a year No one should be in front of or around the outlet of the temperature...

Page 30: ...rounding and Surges Label all wires prior to disconnection when servicing controls Wiring error can cause improper and dangerous operation Verify proper operation after servicing A means for switching...

Page 31: ...ng 5 screws 3 Open one of the pre cut holes on either side panels of the unit and insert the hole plug 1 Open the main controller PCB cover by removing 1 screw 2 Run wire from the PCB to where the rem...

Page 32: ...ing to the back of the remote display by loosening 2 screws Secure the Remote controller to the Wall Anchors using the included Mounting Screw 2 pcs and replace the cover to hide the mounting hardware...

Page 33: ...cal and State Codes Supply Fixtures Cold Water DHW Gas Circulation Pump Expansion Tank Line Strainer Aquastat Aquastat should set to 20 F below Eternal temperature setting Pump control such as timer a...

Page 34: ...ensure complete filling of the heat exchanger tank allow air to exit by opening the nearest hot water faucet Allow water to run until a constant flow is obtained This will let air out of the water he...

Page 35: ...ing Children disabled and elderly are at the highest risk of being scalded Feel water temperature before bathing or showering Temperature limiting valves are available please ask a certified professio...

Page 36: ...the water temperature Press either the Hotter up or Cooler down temperature setting button with the unit ON temperature setting is only adjustable when the burner is not in use To lock the remote con...

Page 37: ...tion A visual inspection should be made on the venting system at least once a year Clean Up The flue outlet and the air intake hole on the top of the water heater should be checked Clean as needed to...

Page 38: ...ng version 1 E1 through E9 E2 13 Error 2 in history is code 13 Press the D button when the unit is in standby mode burner off Diagnostic Content Example Explanation Outlet Temperature O O 125 Outlet i...

Page 39: ...is clean 2 Make sure that the gas supply type is correct 3 Check the supply gas pressure is sufficient 2 Improper venting termination make sure that the venting termination complies with specification...

Page 40: ...eck wire connection of 14p wire and thermistor wire Check the inlet thermistor Check wire connection of 14p wire and thermistor wire Check DC motor Check wire connection of 6p wire Check the water fil...

Page 41: ...n of 8p wire and pump wire Check the pump Check connection of 3p wire and MCU wire Check connection of termination wire and resistor 120 Check connection of 3p wire and MCU wire Check connection of te...

Page 42: ...ceed maximum 200 ppm for both Natural and Propane gas WARNING Recommended Combustion Levels Setting values O2 CO2 Model Gas type Natural gas Propane gas O2 CO2 O2 CO2 GU100 3 0 6 5 8 0 10 0 3 5 6 9 9...

Page 43: ...anti clockwise which decrease the gas rate Flip dipswitch 3 in group 3 to OFF Cold flush the unit and let it take itself through at least 1 cycle on standby fire for boot up diagnostics Check the flam...

Page 44: ...K R O R O BK BK BL BK R BK W BK W W BK BK R R Y BK Y Y 1 2 1 2 M BL W R BK 6 5 7 8 1 BL 2 3 BK 4 Y O R BL 10 9 11 12 13 14 W BL R BK 6 5 1 W 2 3 BK 4 BL Y R R BK BL Y R BK 2 1 3 4 5 1 2 G 120V 60Hz G...

Page 45: ...e price for the defective product This limitation applies even if Grand Hall cannot or does not repair or replace any defective product and your exclusive remedy fails of its intended purpose No Conse...

Page 46: ...Heat Exchanger is three 3 years from date of purchase Grand Hall offers an extended warranty for parts other than the Heat Exchanger of two 2 additional years free of charge if the product is register...

Page 47: ...Eternal contractor 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 nearb...

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