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RESIDENTIAL GAS WATER HEATERS

Installation and Operating Manual

1410 

    328767-001      

KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE

WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.

POWER DIRECT VENT GAS MODELS

WITH HOT SURFACE IGNITION

NOT FOR USE IN MANUFACTURED (MOBILE) HOMES

• 

For Your Safety

 •

AN ODO RANT IS ADDED TO THE GAS USED

BY THIS WATER HEATER.

ALL TECHNICAL AND WARRANTY QUESTIONS:

 SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS 

PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE CONTACT THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.

            

Summary of Contents for Powerflex

Page 1: ...QUIRED POWER DIRECT VENT GAS MODELS WITH HOT SURFACE IGNITION NOT FOR USE IN MANUFACTURED MOBILE HOMES For Your Safety AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER ALL TECHNICAL AND WARRAN...

Page 2: ...23 Filling The Water Heater 24 Venting 25 Termination Clearances Sidewall 26 Side Wall Vent Terminal Installation Roof Vent Terminal Installation Concentric Vent Termination Kit Installation Multiple...

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

Page 4: ...4 www americanwaterheater com 328767 001 GENERAL SAFETY...

Page 5: ...ble vapors Vapors 1 cannot be seen 2 are heavier than air 3 go a long way on the floor and 4 can be carried from other rooms to the the electodes by air currents Flammable Vapors FLAMMBLE DANGER Breat...

Page 6: ...H SERIOUS BODILY INJURY AND OR PROPERTY DAMAGE This manual contains instructions for installation operation and maintenance of the gas fired water heater It also contains warnings throughout the manua...

Page 7: ...m height of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less tha...

Page 8: ...ATER OUT MASSACHUSETTS INSTALLATION REQUIREMENTS 1 CONNECT ELECTRONICALLY CONTROLLED TIMER TO AN ALL BRONZE PUMP PUMP MUST ACTIVATE EVERY 6 HOURS FOR 60 SECONDS TURN PUMP TIMER OFF BEFORE CLOSING PIPI...

Page 9: ...node 27 Inlet Water Shut off Valve 28 Rubber Coupling see Figure 5 29 Gear Clamp see Figure 5 30 Blower with Power Cord see Figure 5 31 Air Duct Adapter 32 Air Inlet Snorkel 33 Air Duct 34 Thermal Exp...

Page 10: ...d as the primary water inlet and outlet connections See Combo Heating Inlet And Outlet Side Taps below Caution harness has 120 VAC In operation See Vent Pipe Installation for more information REPLACEM...

Page 11: ...NNECTIONS FOR SPACE HEATING THE HOT AND COLD FITTING ASSEMBLIES PART 9001262005 CAN BE ORDERED THROUGH THE MANUFACTURER NOTE THE T P VALVE DISCHARGE PIPE MUST BE PIPED DIRECTLY TO THE DRAIN OR EXTERNA...

Page 12: ...her reduce system water temperature Mixing valves are available at plumbing supply stores Consult a Qualified Installer or Service Agency Follow mixing valve manufacturer s instructions for installati...

Page 13: ...water lines of air and sediment and to ensure complete filling of the tank The electrical power may then be turned on Verify proper operation after servicing See also Installation Checklist BLUE 120V...

Page 14: ...the maximum temperature of the blower If the blower temperature rises above the temperature setting the switch opens causing the heater to shut down The switch will auto reset once the temperature dro...

Page 15: ...ped to an adequate drain The pan must have a maximum depth of 1 75 Water heater life depends upon water quality water pressure and the environment in which the water heater is installed Water heaters...

Page 16: ...rbon monoxide can cause brain damage or death Always read and understand instruction manual Install water heater in accordance with the instruction manual and NFPA 54 To avoid injury combustion and ve...

Page 17: ...SULATION BLANKETS Insulation blankets are available to the general public for external use on gas water heaters but are not necessary with these products The purpose of an insulation blanket is to red...

Page 18: ...e changing the factory setting on thermostat read Operating The Temperature Control System section in this manual This water heater should not be connected to any heating systems or components previou...

Page 19: ...board loop must be adequately insulated to reduce heat loss 7 If the local jurisdiction requires a back flow preventer in the cold water line an expansion tank of adequate size must be installed 8 Com...

Page 20: ...tank should be installed on all closed systems to control the harmful effects of thermal expansion Contact a plumbing service agency or your retail supplier regarding the installation of a thermal exp...

Page 21: ...er any circumstances Excessive length over 30 or use of more than four elbows can cause restriction and reduce the discharge capacity of the valve No valve or other obstruction is to be placed between...

Page 22: ...t pipes to the water heater 4 Locate the slit running the length of a section of pipe insulation 5 Spread the slit open and slip the insulation over the cold water inlet pipe Apply gentle pressure alo...

Page 23: ...e testing system Fire and Explosion Hazard WARNING Use pipe joint compound or Teflon tape marked as being resistant to the action of gases The appliance and its gas connection must be leak tested befo...

Page 24: ...er heater To fill the water heater with water 1 Close the water heater drain valve by turning handle to the right clockwise The drain valve is on the lower front of water heater see Figure 19 2 If the...

Page 25: ...ere and all combustion products are discharged to the outdoors This water heater must be properly vented for removal of exhaust gases to the outside atmosphere Correct installation of the vent pipe sy...

Page 26: ...ance to a mechanical air supply inlet 3 above if within 10 horizontally E Clearance to unventilated soffit 12 L Clearance above paved sidewalk or paved driveway located on public property 7 F Clearanc...

Page 27: ...least 18 above the roof 2 Must provide proper support for all pipes protruding through roof 3 The vertical roof terminations should be sealed with a plumbing roof boot or equivalent flashing A B 1 EXH...

Page 28: ...exhaust cross circulation see Figure 25 When more than 2 kits are installed only 2 of them shall be less than 9 5 apart Never install 3 termination kits together less than 9 5 apart see Figure 26 9 5...

Page 29: ...rmination elbow to direct the vent pipe downward 3 A vertical vent must have a 90 elbow to direct the vent pipe horizontally followed by a vent termination 45 elbow to direct the vent pipe downward 4...

Page 30: ...Plastic screens must be secured with 2 drops of silicone sealant This will allow for easy removal for inspection and cleaning with 2 venting short with 2 venting long For heater models 40 40 50 45 VEN...

Page 31: ...ortcuts and or improper joining techniques 2 SELECTION OF MATERIALS PVC and CPVC VENTING Cutting Device Saw or Pipe Cutter Deburring Tool Knife File or Beveling Machine 2 and above Brush Pure Bristle...

Page 32: ...of the fitting Failure to chamfer the edge of the pipe may remove cement from the fitting socket causing the joint to leak Figure 31 C Test dry fit of the joint Tapered fitting sockets are designed s...

Page 33: ...4 turn to evenly distribute the cement Do not continue to rotate the pipe after it has hit the bottom of the fitting socket A good joint will have sufficient cement to make a bead all the way around...

Page 34: ...rd WARNING Cans of cement and primer should be closed at all times when not in use to prevent evaporation of chemicals and hardening of cement They are also very flammable and should be kept away from...

Page 35: ...terminal or lead on the water heater see Figure 11 the wiring diagram g Close the panel on the junction box Make sure that the access panel is secured shut 7 The blower discharge has a rubber couplin...

Page 36: ...PIPE Figure 37 4 VENT PIPE 3 RUBBER COUPLING ORDER COUPLING Kit 9008311005 TO REPLACE 2 RUBBER COUPLING SUPPLIED 3 VENT PIPE 3 MAX LENGTH 3 4 ADAPTER FIELD SUPPLIED BLOWER CONFIGURATION FOR LO INPUT...

Page 37: ...ion must be installed in the straight through end of the Sound Suppressor see Figure 43 BLOWER 2 VENT PIPE AIR DUCT ADAPTER 2 SOUND SUPPRESSOR CONFIGURATION FOR HEATERS CONNECTED TO 2 VENTING 12 PREFE...

Page 38: ...ossible gas leaks Vent Pipe System Vent pipe and fittings of approved material Acceptable size length and number of elbows on exhaust vent system Installed in accordance with prevailing provisions of...

Page 39: ...on the control to the OFF position 5 Do not attempt to light manually 6 Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above on this label If yo...

Page 40: ...icapped If anyone using hot water fits into one of these groups or if there is a local code or state law requiring certain temperature water at the hot water tap then you must take special precautions...

Page 41: ...n 5 seconds A 130 More than 30 seconds HOT 120 More than 5 minutes LOW 110 Normal shower temp VAC 70 N A Table 5 Note The temperatures indicated are approximate The actual temperature of the heated wa...

Page 42: ...ould be considered normal OPERATIONAL CONDITIONS Smelly Water Each water heater contains at least one anode rod for corrosion protection of the tank Certain water conditions will cause a reaction betw...

Page 43: ...could cause improper venting or leakage of combustion products Be sure the vent piping is properly connected to prevent escape of dangerous flue gases which could cause deadly asphyxiation Obstructio...

Page 44: ...that water discharge will not cause any property damage as water may be extremely hot Use care when operating valve as the valve may be hot To check the relief valve lift lever at the end of valve sev...

Page 45: ...Follow instructions in the Filling The Water Heater section 8 Turn ON the gas supply at the main gas shut off valve 9 Follow the lighting instructions on the label or see Lighting Instructions to rest...

Page 46: ...ns The use of a water softener may decrease the life of the water heater tank The anode rod should be inspected after a maximum of three years and annually thereafter until the condition of the anode...

Page 47: ...ode rod fitting may be leaking D Small amounts of water from temperature pressure relief valve may be due to thermal expansion or high water pressure in your area E The temperature pressure relief val...

Page 48: ...so Figure 56 31 Air Duct Adapter 32 Air Inlet Snorkel 33 Air Duct 35 Flame Sensor Rod see Figure 3 Figure 4 see also Figure 54 Figure 55 36 Sheet Metal Burner see Figure 3 Figure 4 see also Figure 54...

Page 49: ...ox Cover removed for clarity 45 48 47 Figure 56 Notes Items not supplied with the water heater The side recirculation loop connections may not be used as the primary water inlet and outlet connections...

Page 50: ...to the OFF position Wait for 10 seconds and move the switch back to the ON position If the problem that caused the control to lock out has not been corrected the control will remain or again go back...

Page 51: ...ix One Flash three second pause Soft Lockout Retry Limit Failed Trial For Ignition 8 Six Two Flash three second pause Soft Lockout Recycle Limit Pressure Switch High Limit opened 9 Six Three Flash thr...

Page 52: ...bly 2 Ensure the air pressure sensing tubes are properly connected and not kinked or damaged 3 Check continuity of the vent temperature limit switch replace switch if contact remain open 4 Check conti...

Page 53: ...ir intake pipes 7 If there are excessive restrictions in the air intake pipe the air pressure switch N C will open 8 Check air pressure switch performance Check blower vacuum with a manometer Compare...

Page 54: ...nstall the proper restrictive screens 2 Closed water system 3 Pressure build up 4 Improperly seated valve 1 Ensure the correct size of exhaust and air intake pipes were used per the instruction manual...

Page 55: ...328767 001 www americanwaterheater com 55 NOTES...

Page 56: ...500 Princeton Road Johnson City TN 37605 Phone 800 999 9515 Fax 800 999 5210 www americanwaterheater com...

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