Reliance Water Heaters N71120NE Instruction Manual Download | Manualshive

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Summary of Contents for N71120NE

Page 1: ...y of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas suppli...

Page 2: ...em 32 Sequence of Operation Flow Chart 33 Operational Checklist 34 Water Piping Diagrams 35 49 MANIFOLD KITS 50 Notes 51 54 Warranty 55 Table Of Contents Safe Installation Use and Service 3 General Sa...

Page 3: ...to cause cancer birth defects or other reproductive harm and requires businesses to warn of potential exposure to such substances This product contains a chemical known to the State of California to...

Page 4: ...ation Contact a qualified installer or service agency for installation and service Excessive gas pressure to gas valve can cause serious injury or death Do not use water heater with any gas other than...

Page 5: ...to flow There should be no smoking or open flame near the faucet at the time it is open General Safety Information Verify the power to the water heater is turned off before performing any service pro...

Page 6: ...as supply and electrical supply are required in addition to electrical testing skills when performing service ANSI Z223 1 2006 Sec 3 3 83 Qualified Agency Any individual firm corporation or company th...

Page 7: ...e of high limit switch operation The following is a possible reason for high limit switch operation A malfunction in the thermostatic controls would allow the gas valve to remain open causing water te...

Page 8: ...22 50 28 54 30 60 33 70 39 72 40 80 44 90 50 100 56 108 60 110 61 120 67 126 70 130 72 140 78 N71 120NE 120000 71 80 GPH 321 289 231 214 192 165 160 144 128 115 107 105 96 92 89 82 35 269 LPH 1214 10...

Page 9: ...m 12 305 mm N100 250NE A 0 0 mm 0 0 mm 0 0 mm 12 305 mm N100 275NE A 0 0 mm 0 0 mm 0 0 mm 12 305 mm N85 310NE A 3 76 mm 3 76 mm 3 76 mm 12 305 mm N85 366NE A 0 0 mm 0 0 mm 0 0 mm 12 305 mm N85 390NE A...

Page 10: ...mbustion air flow to the burners DO NOT cover the instruction manual Keep it on the side of the water heater or nearby for future reference DO obtain new warning and instruction labels from the manufa...

Page 11: ...ing Therefore to calculate the input rating at 4 000 feet 1219m 4 x 04 x 78 000 12 480 Btuh 3 7 Kwh 78 000 22 9 Kwh 12 480 3 7 Kwh 65 520 Btuh 19 2 Kwh At 6000 feet 1829m the correct input rating shou...

Page 12: ...pply pressure of 5 2 W C The minimum supply pressure is measured while gas is not flowing static pressure AND while gas is flowing dynamic pressure The supply pressure static and dynamic should never...

Page 13: ...al expansion tank installed See Water Line Connections on page 19 and the Water Piping Diagrams beginning on page 34 Temperature pressure relief valve Explosion Hazard Temperature Pressure Relief Valv...

Page 14: ...d Thermal Expansion on page 12 If you do not understand these instructions or have any questions regarding the Temperature Pressure Relief Valve call the toll free number listed on the back cover of t...

Page 15: ...ooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are considered a part of the unconfined space Makeup air requirements for the...

Page 16: ...gure 15 Alternatively a single permanent opening commencing within 12 inches 300 mm of the top of the enclosure shall be provided See Figure 14 The water heater shall have clearances of at least 1 inc...

Page 17: ...aggregate input rating of all appliances installed in the enclosure Each opening shall not be less than 100 square inches 645 cm2 Outdoor Air Through Two Vertical Ducts The illustrations shown in thi...

Page 18: ...onnector Size 6 inches 6 8 10 15 20 30 50 100 Input Btu hr Rise Vent Connector Diameter Inches 154 000 1 Ft 6 6 6 6 6 6 6 6 154 000 2 Ft 6 6 6 6 6 6 6 6 154 000 3 Ft 6 6 6 6 6 6 6 6 Number of Heaters...

Page 19: ...Input 310 000 Btu hr T otal Vent Height Feet Vent Connector Size 6 inches 6 8 10 15 20 30 50 100 Input Btu hr Rise Vent Connector Diameter Inches 310 000 1 Ft 9 8 8 8 7 7 6 6 310 000 2 Ft 8 8 8 7 7 7...

Page 20: ...ith a separate storage tank the circulation may be either by gravity or by means of a circulating pump When a circulating pump is used it is important to note that the flow rate should be slow so that...

Page 21: ...in accordance with all local codes Use of the top inlet water connection requires installation of an inlet dip tube refer to figure 19 The tube is supplied in the heater Follow caution labels if apply...

Page 22: ...ELECTRICAL GROUND IS REQUIRED TO REDUCE RISK OF ELECTRICAL SHOCK OR POSSIBLE ELECTROCUTION If any of the original wire as supplied with the appliance must be replaced use only type 105 C thermoplasti...

Page 23: ...LATEST VERSION OF THE NATIONAL FUEL GAS CODE To prevent damage care must be taken not to apply too much torque when attaching gas supply pipe to gas valve inlet Apply joint compounds pipe dope sparing...

Page 24: ...d avoid unnecessary service calls However the user should not attempt repairs which are not listed under the USER column GENERAL NEVER OPERATE THE HEATER WITHOUT FIRST BEING CERTAIN IT IS FILLED WITH...

Page 25: ...25 LIGHTING OPERATION LABEL FIGURE 22...

Page 26: ...e normal method or if a suitable draft cannot be obtained a blower type flue gas exhauster must be employed to assure proper venting and correct combustion CHECK THE IGNITER ASSEMBLY At least once a y...

Page 27: ...0 250 000 Compare with N100 250NE model and rating Should it be necessary to adjust the gas pressure to the burners to obtain the full input rate the steps below should be followed 3 Remove the regula...

Page 28: ...rom chimney which will retard free draft remote storage tank temperature control The water temperature in the remote storage tank if used is controlled by the storage tank temperature control The sens...

Page 29: ...ode rod required CAUTION The anode rod is used to protect the tank from corrosion Most hot water tanks are equipped with an anode rod The submerged rod sacrifices itself to protect the tank Instead of...

Page 30: ...n valve opening Heater must be completely drained before introducing UN LIME deliming solvents A O Smith recommends the use of UN LIME for deliming UN LIME is a patented food grade acid which is safe...

Page 31: ...opening and scrape out any loose deposits of scale or sediment This is an economical way to avoid unnecessary usage of the deliming solution Repeat the opening and closing of the cold water inlet valv...

Page 32: ...art up conditions SMOKE ODOR It is not uncommon to experience a small amount of smoke and odor during the initial start up This is due to burning off of oil from metal parts and will disappear in a sh...

Page 33: ...33 SEQUENCE OF OPERATION FLOW CHART Description of this flow chart can be found in the SEQUENCE OF OPERATION section found on page 23 FIGURE 29...

Page 34: ...switch Water temperature too hot Thermostat set too high Set thermostat to a lower setting Heater makes sounds sizzling Condensation on outside of tank normal Rumbling Sediment accumulation on bottom...

Page 35: ...s operating thermostat should be set 5 degrees F higher than the Tank Temperature Control MULTI FLUE 1 UNIT WITH VERTICAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CI...

Page 36: ...ostat should be set 5 degrees F higher than the Tank Temperature Control MULTI FLUE 1 UNIT WITH HORIZONTAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP...

Page 37: ...and the storage tank s MULTI FLUE 1 UNIT WITH MIXING VALVE TWO TEMPERATURE LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BAL...

Page 38: ...mp between the water heater s and the storage tank s MULTI FLUE 2 UNITS LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VA...

Page 39: ...tat should be set 5 degrees F higher than the Tank Temperature Control MULTI FLUE 2 UNITS WITH VERTICAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TAN...

Page 40: ...tat should be set 5 degrees F higher than the Tank Temperature Control MULTI FLUE 2 UNITS WITH VERTICAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TAN...

Page 41: ...t should be set 5 degrees F higher than the Tank Temperature Control MULTI FLUE 2 UNITS WITH HORIZONTAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TAN...

Page 42: ...EMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER FLOW SWITCH CHECK VALVE WARNING THIS DRAWING SHOWS SU...

Page 43: ...VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER FLOW SWITCH CHECK VALVE WARNING THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES C...

Page 44: ...LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER FLOW SWITCH CHECK VALVE WARNING THIS DRAWING...

Page 45: ...an the Tank Temperature Control MULTI FLUE 3 UNITS WITH VERTICAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT B...

Page 46: ...than the Tank Temperature Control MULTI FLUE 3 UNITS WITH HORIZONTAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PO...

Page 47: ...RE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER FLOW SWITCH CHECK VALVE WARNING THIS DRAWING SHOWS SUGGESTED...

Page 48: ...perature Control MULTI FLUE 4 UNITS WITH VERTICAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE TEMPE...

Page 49: ...emperature Control MULTI FLUE 4 UNITS WITH HORIZONTAL STORAGE TANK LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP TANK TEMPERATURE CONTROL DRAIN FULL PORT BALL VALVE T...

Page 50: ...003426205 THREE UNIT MANIFOLD KIT PART NO 9003427205 FOUR UNIT MANIFOLD KIT PART NO 9003428205 MODEL DIMENSION A N71 120NE 63 N81 154NE 68 N100 180NE 72 N100 199NE 72 N100 200NES 72 N100 250NE 72 N100...

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Page 55: ...heater s and operational at all times The relief valve installed on the heater is not an acceptable method 4 SERVICE AND REPAIR EXPENSES s t s o c r e h t o l l a r o f e l b i s n o p s e r s i r e...

Page 56: ...Copyright 2010 Reliance Water Heater Company All rights reserved www reliancewaterheaters com 500 Tennessee Waltz Parkway Ashland City TN 37015 Tech Support 800 365 4054 Parts 800 821 2017...

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