User Manual
Contents
1. FORYOUR SAFETY READ BEFORE OPERATING A WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This appliance does not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not touch any electric switch do not use any phone in your building Do not try to light any appliance Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water OPERATING INSTRUCTIONS u STOP Read the safety information above on this label Set the thermostat to lowest setting Never use Water Heater unless it is comp2. A CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage NOTE Contains additional information important to a procedure LP 504 Rev 10 8 15 A DANGER A DANGER i Bw ki v s 4 Flammable V apors Da A Vapors from flammable liquids will explode and catch fire causing death or severe burns Water temperature over 125 F can cause severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded are at least 18 above the floor This will reduce but not See instruction manual before setting laminate the A temperature at water heater ey pilot flame Feel water before bathing or showering a limiting valves are available see manual is missing contact the retailer or manufacturer manual TABLE OF CONTENTS PART 1 PRODUCT AND SAFETY 4 A BEFORE OPERATION 22H OD ee se o u RR 4 B BURING OPERATION Eurer ee een rei an Pan ana kan nl ees 5 TROUBLESHOOTING AND GENERAL CAUTIONARY c nn 6 PART 2 7 A SERVICE TECHNICIAN ris
3. 5 minutes to clear out any gas If you smell gas STOP Follow the information on page 2 this manual If you don t smell gas go to the next step 6 Turn manual gas shut off valve to the ON position 7 Turn ON electrical power to the water heater 8 Wait until default temperature 125 F is displayed Set desired water temperature 9 Ifthe water heater will not operate follow the instructions on page 2 to turn off the gas to the water heater Then call your service technician or gas supplier TO TURN OFF GAS TO THE WATER HEATER 1 Set the thermostat to the lowest setting 2 Turn off all electrical power to the water heater 3 Turn manual gas shutoff valve to OFF A WARNING Proper care of this water heater is the user s owner s responsibility The user owner should carefully read and understand the Operating Information in this manual before operating this water heater It is the user owner s responsibility to know the location of the gas shut off valve and how to operate it Immediately close the gas shut off valve if the water heater is subjected to fire overheating flood physical damage or any other damaging condition that might affect the operation of the unit Have the water heater checked by a qualified technician before resuming operation DO NOT use this water heater if ANY part has been under water Immediately call a qualified technician to inspect the water heater and replace
4. Cannot Change the DHW Mode Setpoint above 120 F This is a safety device to prevent scalding Hot water temperature over 125 F can cause instant severe burns or death The Water Heater Makes Abnormal Sounds During Operation There is a leak of combustion gas between the sealed chamber and exhaust tube inside the unit Ensure the venting installation complies with the installation manual Ensure supply gas pressure is sufficient Insufficient gas pressure will cause unstable burner flame and noise Table 2 Troubleshooting Chart A WARNING This water heater is equipped with a blocked vent shutoff system If Error Codes Er 29 Er 41 or Er 94 occur turn off the gas valve at the manual shutoff Check the vent terminations for obstructions If no obstructions are found reset the water heater by pressing the power button If the error continues to occur call a qualified service technician or the gas supplier to check the water heater Failure to follow these instructions could result in property damage personal injury or death LP 504 Rev 10 8 15 11 MAINTENANCE NOTES LP 504 Rev 10 8 15 12 LP 504 Rev 10 8 15
5. air intake is located in or near one of the areas or in the vicinity of products listed in Table 1 These areas will always contain hazardous contaminates that can form strong acids while passing through the burner and vent system These acids will corrode the water heater s heat exchanger burner components and vent system resulting in flue gas spillage and or water leakage possible substantial property damage severe personal injury or death If the water heater combustion air intake is located in any area likely to cause or contain contamination or if products which would contaminate the air cannot be removed the intake must be re piped and terminated to another location DO NOT re pipe ventilation system on your own Call a qualified service provider for assistance PRODUCTS TO AVOID AREAS LIKELY TO HAVE CONTAMINANTS Spray cans containing fluorocarbons Dry cleaning laundry areas and establishments Permanent wave solutions Swimming pools Chlorinated waxes cleaners Metal fabrication plants Chlorine based swimming pool chemicals Beauty shops Calcium chloride used for thawing Refrigeration repair shops Sodium chloride used for water softening Photo processing plants Refrigerant leaks Auto body shops Paint or varnish removers Plastic manufacturing plants Hydrochloric or Muriatic acid Furniture refinishing areas and establishments Cements and glues New building construction Antistatic fa
6. and cold water supply valves A WARNING DO NOT attempt to disassemble this water heater Doing so could result in improper water heater operation or premature water heater failure substantial property damage and or severe personal injury or death due to electric shock fire or explosion If repairs are required contact a qualified service technician A CAUTION DO NOT touch the exhaust vent or hot water pipes during water heater operation Doing so could result in substantial personal injury LP 504 Rev 10 8 15 A DANGER Be careful when opening a hot water faucet or draining water from the water heater Water temperature over 125 F can instantly cause severe burns or death from scalds Children disabled and elderly are at the highest risk of being scalded See instruction manual before setting temperature at water heater Feel water before bathing or showering PART 2 MAINTENANCE A SERVICE TECHNICIAN The following maintenance should be performed by a qualified service technician annually General Attend to any reported problems Inspect the interior of the water heater cabinet clean and vacuum if necessary Clean the condensate trap and fill with fresh water If applicable check the condensate neutralizer and ensure it is full of condensate neutralizing marble chips Check for leaks Water gas flue and condensate Verify exhaust vent and intake piping are in good condition a
7. any part of the control system or gas control which has been under water DO NOT power up the water heater unless the gas and water supply valves are fully opened Make sure the fresh air intake pipe and exhaust vents are open and functional DO NOT attempt to install repair or service this water heater Contact a qualified technician if the water heater needs repair or maintenance Ask your gas supplier for a list of qualified service providers DO NOT use spray paint hair spray or any other flammable sprays near the water heater or near the exterior fresh air intake pipe termination DO NOT place any items in or around the exterior exhaust vent termination and or fresh air intake pipe that could restrict or block the flow in or out of the vent system All safety devices must be tested after the water heater is installed Always verify proper water heater operation after servicing The gas ignition system components must be protected from water dripping spraying rain etc during water heater operation and service circulator replacement condensate trap control replacement etc The E80 code will display when there is no water in the water heater Ensure the water heater is full of water Then manually reset the water heater to resume operation This water heater features a factory installed overheating prevention device This limit provides water heater shutdown in the event that the water heater water tempe
8. Hydra Smart Residential USERS INFORMATION MANUAL Models RT 199 RTC 199 A suffix of LP denotes propane gas A suffix of N denotes natural gas LEAD FREE Safe Drinking Water Act SDWA Section 1417 US LISTED Intertek NOTICE HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature NOTE TO CONSUMER PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE The surfaces of these products contacted by consumable water contain less than 0 25 lead by weight as required by the Safe Drinking Water Act Section 1417 A WARNING IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE DO NOT STORE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER WATER HEATER WHAT TO DO IF YOU SMELL GAS Do not try to light any water heater Do not touch any electrical switch Do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be provided by a qualified installer service agency or the gas supplier 120 Braley Rd P O Box 429 East Freetown MA 02717 0429 www htproducts com LP 504 REV 10 8 15
9. ailures ARE NOT covered by water heater warranty LP 504 Rev 10 8 15 A WARNING Exhaust gas entering the living space can cause carbon monoxide poisoning If exhaust gas should leak into the living space Shut down the water heater e Close the gas valve e Open windows for ventilation Immediately call a qualified service technician to inspect the water heater and exhaust vent pipe Any damages to the exhaust vent pipe should be repaired immediately Failure to do so could result in substantial property damage severe personal injury or death 3 Burn Warning Take caution when inspecting the water heater exhaust vent and or water pipes These components can get extremely hot during water heater operation 4 Combustibles and Flammable Material Warning Do not store combustibles or flammable materials in the vicinity of this water heater Do not hang clothes from the exhaust pipe A WARNING Storing flammable or combustible materials near this water heater could result in a fire or explosion substantial property damage severe personal injury or death 5 Check for Water Leaks e Do attempt to clean the heating system Call a qualified service technician for service e Ifyou notice any leaks immediately call a qualified service technician Leaks in water heater or piping must be repaired at once C TROUBLESHOOTING AND GENERAL CAUTIONARY STATEMENTS DO NOT use this water heater for any purpose
10. ally inspect for leaks around the internal water heater water connections and around the heat exchanger Visually inspect the external system piping circulators and system components and fittings Immediately call a qualified service technician to repair any leaks A WARNING Have leaks fixed at once by a qualified service technician Failure to comply could result in substantial property damage severe personal injury or death Operate Pressure Relief Valve e Before proceeding verify that the relief valve outlet has been piped to a safe place of discharge avoiding any possibility of scalding from hot water e Shut power off to the water heater To avoid scalding wait for water heater to cool before operating the relief valve A WARNING To avoid water damage or scalding due to relief valve operation a discharge line must be connected to the valve outlet and directed to a safe place of disposal This discharge line must be installed by a qualified service technician or heating plumbing installer in accordance with the water heater installation manual The discharge line must be terminated so as to eliminate possibility of severe burns or property damage should the valve discharge relief valve lever If water flows freely release the lever and allow the valve to seat Watch the end of the relief valve discharge pipe to ensure that the valve does not weep after the line has had time to drain If the valve we
11. ater must be inspected and serviced annually preferably at the start of the heating season by a qualified service technician In addition the maintenance and care of the water heater as outlined in this manual must be performed by the user owner to assure maximum efficiency and reliability Follow the maintenance procedures given throughout this manual Failure to perform the service and maintenance or follow the directions in this manual could damage the water heater or system components resulting in substantial property damage severe personal injury or death LP 504 Rev 10 8 15 A DAILY MAINTENANCE Check the Surrounding Area To prevent the potential of substantial property damage severe personal injury or death eliminate all the materials listed in Table 1 from the area surrounding the water heater and the vicinity of the combustion air intake If contaminates are found e Remove products immediately from area f contaminates have been there for an extended period call a qualified service technician to inspect the water heater for possible damage from acid corrosion If products cannot be removed immediately call a qualified service technician to re pipe the combustion air intake piping away from the contaminated areas Combustible Flammable Materials Do not store combustible materials gasoline or other flammable vapors or liquids near the water heater If found remove these materials immediately Air Co
12. bric softeners used in clothes dryers Remodeling areas Chlorine type bleaches laundry detergents and cleaning solvents Garages and workshops Adhesives used to fasten building products Table 1 B DURING OPERATION 1 Check for Gas Leaks Breathing Hazard Carbon Monoxide Gas Frequently check the gas pipe and connections for leaks with a Do not operate heater if flood damaged soapy solution If air bubbles appear during the test gas is leaking vert system in sccordanos w h out Close the gas supply valve and call your gas supplier for gt installation instructions inspection Do not oheiruot heater air intake or manufacturers installation instructions not place chemical vapor emitting A WARNING oducts near unit Km to NFPA 720 carbon monoxide After any repair of the gas pipeline or replacement of the gas regulator call a detectors should be installed outside each qualified service technician to observe the installation and replacement siti dean s before restoring power to the water heater Failure to do so could result ina vented to the outdoors fire or explosion substantial property damage severe personal injury or Analyze ts to make death theretore the 2 Check for Proper Ventilation Ensure there is sufficient ventilation while operating the water heater bene oar pam ne Improper ventilation could result in premature water heater failure Such f
13. d 3A fuses on the main controller in the water heater are good Make sure that the water heater is supplied with water The unit activates when inlet water flow sensor detects flow over 0 5 gom Make sure the cold and hot water lines are not plumbed in reverse Ensure the cold water and gas supply lines are open Make sure the water lines are not frozen Water is Not Hot Enough Ensure the temperature setting on the water heater is not too low Ensure the filter in the cold water supply line is not clogged with debris Make sure the water heater is connected to the correct gas supply Check that supply and manifold gas pressures are in accordance with specifications Ensure the water flow sensor with three wires is properly connected on the top of the heat exchanger Water is Too Hot Ensure the temperature setting is not too hot Ensure the filter in the cold water supply line is not clogged with debris Make sure the water heater is connected to the correct gas supply Hot Water Temperature Fluctuates at Tap Ensure the filter in the cold water supply line is not clogged with debris Make sure the water heater is connected to the correct gas supply Ensure the supply gas pressure is sufficient The Blower Continues to Operate After Combustion Stops This is normal The blower operates for one minute after combustion has stopped to vent the remaining exhaust gas from the flue
14. eps lift the lever LP 504 Rev 10 8 15 10 again to attempt to clean the valve seat If the valve does not properly seat and continues to weep contact a qualified service technician to inspect the valve and system f water does not flow from the valve when you completely lift the lever the valve or discharge line may be blocked Immediately shut the water heater down per instructions on page 2 and call a qualified service technician to inspect the valve and system e If relief valve seats properly restore power to the water heater Observe operation for five minutes and ensure it operates properly D ANNUAL MAINTENANCE Check the Burner The burner should be checked and cleaned only by a qualified service technician Cleaning the Cold Water Inlet Filter Draining the Water Heater The Cold Water Inlet Filter should only be cleaned by a qualified service technician Flushing the Water Heater Flushing the Water Heater heat exchanger is a complicated procedure that should only be performed by a qualified service technician NOTE Improper maintenance WILL VOID water heater warranty PART 4 TROUBLESHOOTING To save time and money review the following initial diagnostic steps before calling for service Problem Possible Solution Burner Does Not Ignite Make sure that the ON OFF button on the Control Panel is ON If the display on the Control Panel is blank make sure the power cord is plugged in an
15. letely filled with water Turn OFF electrical power supply to the Water Heater Don t try to light the burner by hand Turn gas shut off valve clockwise N to OFF position Do not force Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow step B above on this label If you don t smell gas go to the next step Turn manual gas shut off valve countclockwise to ON position Turn ON electrical power to the appliance Wait until default temperature 125 F is displayed Set desired water temperature Turn on hot water faucet 10 Set thermostat to desired setting 11 If the appliance will not operate follow the instructions To Turn Off Gas To Appliance and call your service technician or gas supplier DSC TO TURN OFF GAS TO APPLIANCE 1 Set the thermostat to lowest setting 2 Turn off all electric power to the appliance if service is to be performed 3 Turn manual gas shutoff valve to OFF 1 2 3 4 5 6 7 8 9 SPECIAL ATTENTION BOXES The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important product information DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury A WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury
16. nd sealed tight Check exhaust vent and intake pipe bracing Ensure bracing is undamaged and in good condition Check water heater water pressure piping and expansion tank Check control settings Check ignition electrode Sand off any white oxide Clean and reposition Check ignition and ground wiring Check all control wiring and connections Check burner flame pattern stable and uniform Additional Items if Combustion or Performance is Poor e Clean heat exchanger and flue ways e Remove burner assembly and clean burner head using compressed air only Once the maintenance items are completed the service technician should review service with the owner B OWNER MAINTENANCE Periodically e Check area around the water heater e Check and remove any blockage from the outdoor exhaust vent and intake pipe terminations DO NOT perform this maintenance if exhaust vent and intake pipe terminations are in difficult to reach locations e Check the temperature pressure gauge Monthly Check exhaust vent and intake piping Check exhaust vent and intake pipe bracing Ensure bracing is undamaged and in good condition Check the pressure relief valve Check the condensate drain system If applicable check the condensate neutralizer and ensure it is full of condensate neutralizing marble chips Every 6 Months Check water heater piping and gas supply piping for corrosion or signs of potential leakage PART 3 MAINTENANCE PROCEDURES The water he
17. ntaminates If allowed to contaminate combustion air products containing chlorine or fluorine will produce acidic condensate that will cause significant damage to the water heater Read the list of potential contaminates and areas likely to have these contaminates in Table 1 Part 2 If any of these contaminates are in the room where the water heater is located or combustion air is taken from one of the areas listed the contaminates must be removed immediately or the intake pipe must be relocated to another area Ensure the Water heater Cabinet is Closed Ensure the water heater cabinet is closed Tighten the two upper and lower screws to secure it The cabinet must be closed while the water heater is running Check the Power Source Make sure the power cord is properly connected The main power line is connected to the manual switch box inside the water heater Check the Status of the Control Panel Observe the Control Panel to ensure the water heater is powered on and to check for any error codes Clear any debris from the panel Check Exhaust Vent and Intake Pipe Terminations Verify that the water heater exhaust vent and intake pipe terminations are clean and free of obstructions Remove any debris from the exhaust vent or intake pipe openings If removing the debris does not allow the water heater to operate correctly contact your qualified service technician to inspect the water heater and the vent system MONTHLY MAINTENANCE Check Exha
18. rature exceeds the set point of the limit control Certain local codes require additional water temperature limiting devices Failure to follow these warnings could result in property damage personal injury or death A BEFORE OPERATION 1 Check the Gas Type NG LP When operating the water heater for the first time ensure the connected gas type matches that of the gas type of the water heater Check whether the gas supplied is NG or LP The water heater gas type is indicated on the rating plate on the side of the water heater A WARNING Attempting to operate this water heater on a gas supply other than specified on the rating plate will result in improper water heater operation and could result in property damage personal injury or death LP 504 Rev 10 8 15 2 Check the Power 120V 60Hz Ensure the water heater is connected to a properly rated power supply 3 Check the Cold Water Inlet Valve Ensure the cold water inlet valve is open when operating the water heater The water heater will not operate if there is insufficient water supply 4 Check the Gas Valve Ensure the manual shut off gas valve is open The water heater will not operate unless it is supplied with gas 5 Check the Area around the Water heater Remove any combustible or flammable materials from the area around the water heater and do not hang wet laundry from the exhaust vent pipe Do not operate the water heater if its combustion
19. s other than those specifically described by HTP Inc to provide domestic hot water Using this water heater for unapproved purposes WILL VOID the warranty and could result in property damage serious personal injury or death A WARNING DO NOT wipe the water heater or control panel with a wet cloth Doing so may result in an electric shock substantial property damage premature water heater failure severe personal injury or death A WARNING DO NOT shut off the water heater for long periods of time during potentially freezing conditions This water heater has a freeze protection function The ceramic heater installed inside of the heater s heat exchanger is designed to protect the water heater from freezing Ensure the exposed water pipes are thermally insulated to prevent damage due to freezing conditions If the water heater is not to be used for an extended period of time during freezing conditions shut down the system and completely drain the water heater If the water pipes should freeze thaw the pipes with a hair dryer or other electric heating device If this does not work call a qualified service technician Failure to provide freeze protection could result in substantial property damage due to burst pipes personal injury or death If the water heater is not to be used for an extended period of time during freezing conditions consider shutting down the system and draining it of water Shut off the gas
20. s tice os nern oa nia un 7 B OWNERIMAINTENANGE TH O I a a a s ieee ee 7 PART MAINTENANCE PROCEDURES wiiisssisststststinessssninnsnicaastnsscnsaentacnisentsasdusssinadinnnssncsnnnsnacaquashidessnsednsaanshssannaanandunostadesnansauenadtnesan 7 A DAILY MAINTENANCE anna ln nala fr sn 8 MONTHLY MAINTENANCE 2 2 ee a hn lp Zla 8 6 6 MONTH MAINTENANGE 4 42 4 24 20 20 80 horn Te hosp hara air 9 B ANNUAL MAINTENANGE ee HO la as lon 10 PART 4 TROUBLESHOOTING sd k A KR R K KA KRKA ak ka k kn kn kin 10 MAINTENANCE NOTES ootononnnnn nn RH HR RR RYHY RH RE RE SYR SYR SE HY RH ER ER SE SY RH RH RH RE SERE 11 LP 504 Rev 10 8 15 PART 1 PRODUCT AND SAFETY INFORMATION A WARNING USER Have this water heater serviced inspected by a qualified service technician annually FAILURE TO ADHERE TO THE GUIDELINES IN THIS MANUAL CAN RESULT IN SUBSTANTIAL PROPERTY DAMAGE SEVERE PERSONAL INJURY OR DEATH A WARNING OPERATING INSTRUCTIONS 1 STOP DO NOT use this water heater unless it is completely filled with water 2 Ensure electrical power to the water heater is turned OFF 3 This water heater is equipped with an ignition device which automatically lights the burner DO NOT attempt to light the burner by hand 4 Turn the gas shut off valve clockwise to the OFF position Do not force 5 Wait five
21. tact a qualified service technician to inspect the water heater and condensate line and refill the condensate trap e f applicable check the condensate neutralizer and ensure it is full of condensate neutralizing marble chips LP 504 Rev 10 8 15 Cleaning the Air Intake Filter The air intake filter should be cleaned once a month If not the water heater could encounter combustion problems To clean the air intake filter Press the Power button on the control panel to turn off the water heater Disconnect the power supply from the water heater If water heater has been operating wait for it to cool before continuing Remove the front cover of the water heater cabinet Pull the filter out of the air intake adapter Remove the filter from the plastic assembly and clean it with a toothbrush and clean running water See Figure 1 Figure 1 Cleaning the Air Intake Filter 7 Dry the filter completely Then reinsert the filter into the plastic assembly 8 Replace the front cover of the water heater cabinet Reconnect power supply to the water heater 9 Press the Power button on the control panel to turn on the water heater C 6 MONTH MAINTENANCE Check Primary and Gas Piping e Remove the water heater cover and perform a gas leak inspection following Operating Instructions page 2 this manual If gas odor or leak is detected follow procedures on page 2 Call a qualified service technician Visu
22. ust Vent and Intake Piping Visually inspect the exhaust vent for any signs of blockage leakage or deterioration of the piping Inspect the exhaust vent bracing Ensure bracing is undamaged and in good condition Notify a qualified service technician immediately if any problems are found A WARNING Failure to inspect the venting system and have it repaired by a qualified service technician can result in vent system failure causing severe personal injury or death Visually inspect the intake piping for any signs of blockage Inspect the entire length of the intake pipe to ensure piping is intact and all joints are properly sealed Inspect the intake pipe bracing Ensure bracing is undamaged and in good condition Notify a qualified service technician if any problems are found Check Pressure Relief Valve Visually inspect the primary pressure relief valve and discharge pipe for signs of weeping or leakage pressure relief valve often weeps the expansion tank may not be operating properly Immediately contact a qualified service technician to inspect the water heater and system Check the Condensate Drain System e While the water heater is running check the discharge end of the condensate drain tubing Ensure no flue gas is leaking from the condensate drain tubing by holding your fingers near the opening f you notice flue gas leaking from the opening this indicates a dry condensate drain trap If problem persists con
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