A.O. Smith ARGSS02708 Instruction Manual Download

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Instruction Manual

PRINTED 1207

197423-002

KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE

WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.

POWER VENTED GAS MODELS W/HOT SURFACE IGNITION

NOT FOR USE IN MANUFACTURED (MOBILE) HOMES

ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS
PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.

RESIDENTIAL GAS WATER HEATERS

•

For Your Safety

•

AN ODORANT IS ADDED TO THE GAS USED

BY THIS WATER HEATER.

Ashland City, TN 37015

www.hotwater.com

Summary of Contents for ARGSS02708

Page 1: ...ITION NOT FOR USE IN MANUFACTURED MOBILE HOMES ALL TECHNICAL AND WARRANTY QUESTIONS SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS PURCHASED IF YOU ARE UNSUCCESSFUL PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER RESIDENTIAL GAS WATER HEATERS For Your Safety AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER Ashland City TN 37015 www hotwater...

Page 2: ...ional Fuel Gas Code as it relates to the installation of gas fired water heaters The qualified installer must also be familiar with the design features of 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 supply venting and gas supply including a thorough...

Page 3: ...3 GENERAL SAFETY ...

Page 4: ...4 GENERAL SAFETY ...

Page 5: ...er whose name appears on the rating plate 5 Carefully plan the place where you are going to put the water heater Correct combustion vent action and vent pipe installation are very important in preventing death from possible carbon monoxide poisoning and fires see Figures 1 and 2 Examine the location to ensure the water heater complies with the Locating the New Water Heater section in this manual 6...

Page 6: ... D Plastic Top E E On Off Switch F F Exhaust Tee G G Elbow GET TO KNOW YOUR WATER HEATER GAS MODELS A Vent Pipe B Anode C Hot Water Outlet D Outlet 120 VAC F Gas Supply G Main Manual Gas Shut Off Valve H Ground Joint Union J Dirt Leg K Outer Door L Union M Inlet Water Shut Off Valve N Cold Water Inlet O Inlet Dip Tube P Temperature Pressure Relief Valve H H Bushing II Nipple JJ Condensate Tee K K ...

Page 7: ...lso must be primed by filling half of the loop with water prior to operating the water heater Carefully plan the location of the loops and straight sections of hose prior to cutting hoses If necessary secure the hoses to the side of the water heater or some other rigid structure to prevent crimping While securing the hoses do not pierce or crimp the hoses ...

Page 8: ... than others These include the elderly children the infirm or physically mentally handicapped If anyone using hot water in your home fits into one of these groups or if there is a local code or state law requiring a certain temperature water at the hot water tap then you must take special precautions In addition to using the lowest possible temperature setting that satisfies your hot water needs a...

Page 9: ... installed Water heaters are sometimes installed in locations where leakage may result in property damage even with the use of a drain pan piped to a drain However unanticipated damage can be reduced or prevented by a leak detector or water shut off device used in conjunction with a piped drain pan These devices are available from some plumbing supply wholesalers and retailers and detect and react...

Page 10: ...s or exceeds the Energy Policy Act standards with respect to insulation and standby loss requirements making an insulation blanket unnecessary Should you choose to apply an insulation blanket to this heater you should follow these instructions For identification of components mentioned below see Figure 1 Failure to follow these instructions can restrict the air flow required for proper combustion ...

Page 11: ...ening shall have a minimum free area of 1 square inch per 4 000 Btu per hour 5 5 cm2 kW of total input rating of all equipment in the enclosure see Figure 7 FIGURE7 2 When communicating with the outdoors through vertical ducts each opening shall have a minimum free area of 1 square inch per 4 000 Btu per hour 5 5 cm2 kW of total input rating of all equipment in the enclosure see Figure 8 3 When co...

Page 12: ...hemicals calcium and sodium chloride water softener salt waxes and process chemicals are typical compounds which are potentially corrosive Do not store products of this sort near the heater Also air which is brought in contact with the heater should not contain any of these chemicals If necessary uncontaminated air should be obtained from remote or outside sources The limited warranty is voided wh...

Page 13: ...ly into the fitting of the water heater designed for the relief valve Position the valve downward and provide tubing so that any discharge will exit only within 6 inches 15 2 cm above or at any distance below the structural floor Be certain that no contact is made with any live electrical part The discharge opening must not be blocked or reduced in size under any circumstances Excessive length ove...

Page 14: ...e water heater Use a soapy water solution not a match or open flame Rinse off soapy solution and wipe dry This heater is approved for operation up to 5 300 feet 1 615 m without alteration Highaltitudemodelsareavailablefromthefactoryforelevations between 5 300 feet 1 615 m and 10 100 feet 3 079 m For elevations above10 100feet 3 079m theinputratingshouldbereducedattherateof 4 percent for each 1 000...

Page 15: ...ater to run until a constant flow is obtained This will let air out of the water heater and the piping 4 Check all water piping and connections for leaks Repair as needed VENT PIPE ASSEMBLY There are three parts of the vent pipe assembly that connect the water heater exhaust located on the lower back side of the water heater to the inlet of the blower assembly mounted on top of the water heater as...

Page 16: ...de CAN CSA B149 1 Instructions on proper installation through a sidewall are provided in Figure 15 Plan the vent system layout so that proper clearances are maintained from plumbing and wiring Vent pipes serving power vented appliances are classified by building codes as vent connectors Required clearances from combustible materials must be provided in accordance with information in this manual un...

Page 17: ...water heater has been design certified to be vented with PVC pipe certified and marked as complying with ULC S636 This water heater is supplied with a 2 inch 22 5 degree termination elbow that is a special fitting that must be used with this appliance Any outlet piping fittings and glue used to vent this appliance that is not supplied by the manufacturer must comply with the ULC S636 requirements ...

Page 18: ...r housing 6 Make sure the ON OFF switch is in the OFF position and that the outer harness is connected from the blower control box to the connector on the bottom side of the gas valve 7 If the outer harness is not factory installed make sure the ON OFF switch is in the OFF position and then connect the outer harness from the blower control box to the connector on the bottom side of the gas valve 8...

Page 19: ...y one quarter inch 0 64 cm outside of the line This will allow the vent to easily slide through the opening The resulting gap will be covered up by the Vent Terminal cover plate Repeat this step on inside wall if necessary SEQUENCE OF INSTALLATIONS FIGURE 18 Cut a length of PVC pipe about 3 5 inches 8 9 cm longer than the wall thicknessattheopening Gluetheventterminaltothissectionofpipe Slide thew...

Page 20: ...flashing or BOOT should be used to seal the pipe where it exits the roof The total vent system should not exceed the equivalent feet of pipe as listed in Table 1 Provide support for all pipe protruding through the roof All piping should be properly secured The vent system piping should be supported every 5 feet 1 5 m of vertical run and every 3 feet 91 cm of horizontal run All piping and fittings ...

Page 21: ...to prevent any combustion gases escaping into the room If the plug is not securely tightened remove and reinstall using Teflon tape on the threads Once installed along with the rest of the vent configuration make sure to operate the unit through at least one heat up cycle to ensure there is no leakage around the plug or any joints of the VAA or vent pipe system FIGURE 22 Typical Vertical Installat...

Page 22: ...ir leaks will allow flue gas by products to disseminate into the room creating an unsafe environment and could cause illness asphyxiation and or even death FIGURE 24 Typical Installation for Vertical Vent with 3 or 4 inch Pipe Installation of VAA with 3 4 inch Pipe for Horizontal Vent Some applications may require the use of 3 or 4 inch vent pipe for longer ventlengths PleaserefertotheFigure25asyo...

Page 23: ...and above PRIMER It is recommended that Tetrahydrofuran THF be used to prepare the surfaces of pipe and fittings for solvent welding Do not use water rags gasoline or any other substitutes for cleaning PVC or CPVC surfaces A chemical cleaner such as MEK may be used CEMENT The cement should be a bodied cement of approximately 500 to 1600 centipoise viscosity containing 10 20 by weight virgin PVC ma...

Page 24: ...d make a second mark as the primer and cement will most likely destroy your first one Apply primer to the surface of the pipe and fitting socket with a natural bristlebrush ThisprocesssoftensandpreparesthePVCorCPVCfor the solvent cementing step Move quickly and without hesitation to the cementing procedure while the surfaces are still wet with primer E Application of solvent cement Apply the solve...

Page 25: ...and HOTTER buttons together and holding for 1 second Then press the COOLER button until the WARM indicator light appears 2 Set the ON OFF switch on the blower control box to the OFF position 3 Turn off all electric power to the appliance if service is to be performed BEFORE OPERATING ENTIRE SYSTEM MUST BE FILLED WITH WATER AND AIR PURGED FROM ALL LINES 1 STOP Read the safety information above on t...

Page 26: ...a is not available a cover should be installed over the thermostat to prevent tampering The watertemperaturesettingwasfactorysetatthelowesttemperature Pressingthe COOLER buttondecreasestemperatureandpressing the HOTTER buttonincreasesthetemperature Setting the water heater temperature at 120 F 49 C Approx mark on temperature setting of gas valve will reduce the risks of scalds Some states or local...

Page 27: ... rod and the water The most common complaint associated with the anode rod is one of a rotten egg smell in the hot water The smell is a result of four factors which must all be present for the odor to develop a A concentration of sulfate in the supply water b Little or no dissolved oxygen in the water c A sulfate reducing bacteria which has accumulated within the water heater this harmless bacteri...

Page 28: ...E Contact a qualified installer or service agency to replace a flooded water heater Do not attempt to repair the unit It must be replaced At least once a year a visual inspection should be made of the main burner and the hot surface igniter assembly for proper flame PERIODIC MAINTENANCE characteristics and ignition sequences This can be done by removing the Outer Door and viewing the main burner o...

Page 29: ...f the temperature pressure relief valve discharge line and 2 that the water discharge will not cause any property damage as the water may be extremely hot see Figure 28 If after manually operating the valve it fails to completely reset and continues to release water immediately close the cold water inlet to the water heater follow the draining instructions and replace the temperature pressure reli...

Page 30: ...oose connections or the relief valve DO NOT replace the water heater until a full inspection of all possible water sources is made and necessary corrective steps taken Leakage from other appliances water lines or ground seepage should also be checked To check where threaded portion enters tank insert cotton swab between jacket opening and fitting If cotton is wet follow Draining instructions in th...

Page 31: ...Wire Screen 4 36 Wall Plate 4 37 Flexible Tubing 38 Reducing Hose Barb Tee 39 Hose Barb Tee REPAIR PARTS LIST Not Shown Optional Now that you have purchased this water heater should a need ever exist forrepairpartsorservice simplycontactthecompanyitwaspurchasedfrom ordirectfromthemanufacturerlistedontheratingplateonthewaterheater Be sure to provide all pertinent facts when you call or visit Sellin...

Page 32: ... is energized wiring If the control does not energize the blower replace the Intelli Vent control If the blower fails to Blower may run continuously in start when energized replace the blower assembly this condition 2 Ensure the air pressure switch sensing tube is properly connected not kinked or damaged 3 Check continuity of vent temperature limit switch replace switch if contacts remain open und...

Page 33: ...f resistance is not within 11 5 and 18 8 ohms at room temperature 8 Ensure the correct size of vent pipe 2 3 4 was used per installation manual for vent length Using larger pipe than required may cause excessive air turbulance in the combustion chamber Self diagnostic tests have found a problem 1 Turn the power off for 10 20 seconds then on again to 7 with the gas valve driver circuit internal cle...

Page 34: ...34 These guidelines should be utilized by a qualified service agent TROUBLESHOOTING GUIDELINES TROUBLESHOOTING GUIDELINES ...

Page 35: ...ration of it in a modified form or any attempt to repair tank leaks or parts will void this warranty SERVICE AND LABOR RESPONSIBILITY UNDER THIS LIMITED WARRANTY THE WARRANTOR WILL PROVIDE ONLY A REPLACEMENT WATER HEATER OR PART THEREOF THEOWNERISRESPONSIBLEFORALLOTHERCOSTS Such costs may include but are not limited to a Labor charges for service removal or reinstallation of the water heater or pa...

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