Lochinvar RPV-I&S User's Manual
Contents
1. 165 INSTALLATION amp SERVICE MANUAL POWERED VENT GAS WATER HEATER A WARNING If the information in these instructions is not follow ed exactly a fire or explosion may result causing property damage personal injury or death FOR YOUR SAFETY Do not store or use gasoline or other flammable combustible or corrosive vapors and liquids in the vicinity 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 telephone in your building Immediately call your gas supplier from a neighbor s telephone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier For your family s comfort safety and convenience we recommend water heaters to be installed and serviced by a plumbing professional TABLE OF CONTENTS GENERAL INFORMATION 1 INSTALLATION 2 Locating The Water Heater sssini 2 Minimum Clearances ssnin 3 VENTING 3 Specifications for 48 Gal 65 000 BTU input 189 3 L 19 1 kW Hr 65 Gal 65 000 BTU input 246 1 L 19 1 kW 75 Gal 76 000 BTU input 283 9 L 22 3 KW 4 Specifications for 40 Gal 40 000 BTU input 151 4 L 112. _ All piping components connected to this water heater for space heating applications must be suitable for use with potable water 2 chemicals such as those used for boiler treatment must not be introduced into potable water used for space heating 3 water heater must not be connected to an existing heating system or component s previously used with a non potable water heating appliance 4 When the system requires water for space heating at temperatures higher than required for other means a tempering valve must be installed to temper the water for those uses in order to reduce the scald hazard potential ANTI SCALD SHUT OFF TEMPERING VALVE VATS a COLD WATER INLET TEMPERED POTABLE WATER ee Bef WY HANGER TO GAS SUPPLY TEMPERATURE AND PRESSURE RELIEF VALVE GAS SHUT OFF RETURN FROM HEAT EXCHANGER RELIEF VALVE DRIP LEG DISCHARGE LINE CAP GROUND JOINT UNION DRAIN PAN VENT PIPE PREPARATION AND JOINING Most failures in PVC CPVC or ABS systems result from improper preparation and joining of pipe and fittings The guidelines below must be followed when installing the venting system If you have any question about the application or installation of the PVC CPVC or ABS venting system contact the manufacturer supplier or your plumbing professional 1 Specific cleaners solvents primers and cements are available for PVC CPVC ABS pipe Be sure these
3. and or in Canada CGA B149 Installation Codes Latest Editions The warranty for this water heater is in effect only when the water heater is installed adjusted and operated in accordance with these Installation and Operating Instructions The manufacturer will not be held liable for any damage resulting from alteration and or failure to comply with these instructions This water heater is not design certified for installation in a mobile home Such an installation may create a hazardous condition and will nullify the warranty A CAUTION Incorrect operation of this appliance may create a hazard to life and property and will nullify the warranty Do not use this appliance if any part has been submerged in water You should contact a qualified service technician to inspect the appliance and to replace any part of the control system induding the combination gas control which has been submerged in water Ay DANGER Do not store or use gasoline or other flammable combustible or corrosive vapors and liquids in the vicinity of this or any other appliance IMPORTANT Before proceeding please inspect the water heater and components for possible damage DO NOTinstall any damaged components If damage is evident then please contact the supplier where the water heater was purchased or the manufacturer listed on the rating plate for replacement parts Make sure that you check the rating plate and combination gas control on the water h
4. their presence NOTE DAMAGE TO THE WATER HEATER CAUSED BY EXPOSURE TO CORROSIVE VAPORS IS NOT COVERED BY THE WARRANTY DO NOT OPERATE THE WATER HEATER IF EXPOSURE HAS OR WILL OCCUR DO NOT STORE ANY POTENTIALLY CORROSIVE COMPOUNDS IN THE VICINITY OF THE WATER HEATER WARNING Liquefied petroleum gases propane gasare heavier than air and will remain at floor level if there is a leak Basements crawl spaces closets and areas below ground level will serve as pockets for accumulation of leaking gas Before lighting smell all around the appliance area for gas Be sure to smell next to the floor 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 supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department DO NOT OPERATE APPLIANCE UNTIL LEAKAGE IS CORRECTED A WARNING DO NOT ATTEMPT TO LIGHT ANY GAS APPLIANCE IF YOU ARE NOT CERTAIN OF THE FOLLOWING Liquefied petroleum gases propane gas and natural gas have an odorant added by the gas supplier that aids in the detection of the gas Most people recognize this odor as sulfur or rotten egg smell Other conditions such as odorant fade can cause the odorant to diminish in intensity or fade and not be as readily detectable If you have a diminished
5. 1 cm to 7 6 cm 60 ft 18 3m 10 ft 3m 190 Elbows with 1 90 Elbow 90 Elbows with 1 90 Elbow 55 ft 16 8m 1 2 3 2 1 sorts 2 55068m h 2 90 Bbows with 90 Ebow 3 50ft 5 2m 15 ft 4 6m _ 2 4 srm 2 90 Elbows with 1 90 Elbow 45 ft 13 7m 118 ft 5 5 2 90 Elbows with 1 90 Elbow 40 ft 12 2m 122 ft 6 7 m HIGH ALTITUDE INSTALLATIONS FOR ELEVATIONS OVER 3 000 FEET 914 5 m ABOVE SEA LEVEL The capacity of the induced draft blower declines with increasing altitude due to a reduction in the air density In order to assure safe and reliable performance 5 of the water heater the following guidelines must be followed Refer to the venting tables below for maximum distances for the altitudes in your location TABLE 6 HIGH ALTITUDE LENGTHS Max venting Max venting Modifications to length reduction length reduction from tables from tables 2 amp 4 3 amp 5 No reduction No reduction in vent length in vent length required required No reduction No reduction in vent length in vent length required required water heater 0 3 000 ft None 0 914 5m Requires high altitude Kit Call the supplier or the manufacturer over 3 000 10 000 ft 914 5 3048m Part Il Venting Specifications for 40 Gallon 40 000 BTU input 151 4 L 11 7 kW Hr 48 Gallon 40 000 BTU input 189 3 L 11 7 kW Hr This water heater is a power vented appliance and is designed to
6. The confined space must be provided with two permanent openings communicating directly with an additional room s of sufficient volume so that the combined volume of all spaces meets the criteria for an unconfined space The total input of all gas utilization equipment installed in the combined space must be considered in making this determination Each opening must have a minimum free area of 1 square inch per 1000 BTU 6 5 cm 0 29 kw per hour of the total input rating of all gas utilization equipment in the confined space but not less than 100 square inches 645 cm One opening must be within 12 inches 31 cm of the top and one within 12 inches 31 cm of the bottom of the enclosure All Air From Outdoors The confined space must be provided with two permanent openings one commencing within 12 inches 31 cm of the top and one commencing within 12 inches 31 cm from the bottom of the enclosure The openings must communicate directly or by ducts with the outdoors or spaces crawl or attic that freely communicate with the outdoors 165 1 When directly communicating with the outdoors each opening must have minimum free area of 1 square inch per 4000 BTU 6 5 cm 1 2 kw per hour of total input rating of all equipment in the enclosure 2 When communicating with the outdoors through vertical ducts each opening must have a minimum free area of 1 square inch per 4000 BTU 6 5 cm 1 2 kw per hour of total input ratin
7. installed so that all burner s and burner ignition device s are located not less than 18 inches 46 cm above the floor and must be located or protected to avoid physical damage For other installations refer to local codes In the absence of local codes the water heater must be installed in compliance with the National Fuel Gas Code ANSI 2223 1 Latest Edition and or in Canada CAN CGAB149 Installation Codes Latest Editions The location of this water heater is of the utmost importance Before installing this water heater read the installation section of these instructions After reading these installation and operating instructions select a location for the water heater where the floor is level and is easily accessible to gas and water supply lines DO NOT locate the water heater w here water lines could be subjected to freezing temperatures Make sure the cold water pipes are not located directly above the gas control so that condensate during humid weather does not drip on the controls Water heater corrosion and component failure can be caused by the heating and breakdown of airborne chemical vapors Examples of some typical compounds that are potentially corrosive are spray can propellants cleaning solvents refrigerator and air conditioning refrigerants swimming pool chemicals caldum and sodium chloride waxes and process chemicals These materials are corrosive at very low concentration levels with little or no odor to reveal
8. materials match the type of pipe to be installed Never use all purpose cements commercial glues and adhesives or ABS cement to join PVC or CPVC pipe and fittings a CLEANERS SOLVENTS PRIMERS AND CEMENTS ARE FLAMMABLE Do not store or use these materials near heat or open flame or in the vicinity of other appliances 2 Use proper cutting deburring and applicator tools to ensure proper preparation and joining of pipe and fittings a Tools i A square cut must be achieved with a miter box saw or pipe cutter to ensure a proper mating with the female If a pipe cutter is used the burr created at the outer edge of the pipe must be removed Deburring Tools i A file knife or plastic deburring tool can be used to remove burrs Burrs must be removed from the inside and outside edges of the pipe to ensure a proper seal c Applicator Tools i A pure bristle paintbrush or roller may be used to apply cement Prompt application of the cement is important due its fast drying properties 3 Inspection Cleaning Priming and Cementing a Inspect the pipe inside and out for dirt dust moisture or grease etc Check pipe and fittings for splits or cracks and replace if necessary b Clean pipe and fittings are imperative for proper joining Following cutting and deburring wipe away any foreign material with a clean dry rag If wiping fails to thoroughly clean surfaces chemical cleaning is necessary c Primer mus
9. properly See Burner Flame Check section on page 12 If sooting or other burner anomalies are evident shut down the water heater by turning off the gas per the instructions listed in this manual or as listed on the water heater Annually remove the inner door and main burner assembly to clean orifices and related parts of any dirt or other foreign material Inspect the burner ports for obstructions or debris and clean with a wire brush as needed Wire brush and or vacuum clean the combustion chamber as needed to remove scale deposits and debris NOTE It is imperative for proper operation of the water heater that the inner door be replaced in the original location A WARNING When lifting lever of the combination temperature and pressure relief valve hot water will be released under pressure Be careful that any released w ater does not result in bodily injury or property damage At least once a year check the combination temperature and pressure relief valve to ensure that the valve has not become encrusted with lime Lift the lever at the top of the valve several times until the valve seats properly without leaking and operates freely co Monthly drain off a gallon of water to remove silt and sediment WARNING THIS WATER MAY If the combination temperature and pressure relief valve on the appliance discharges periodically this may be due to thermal expansion in a closed water su
10. sense of smell or are in any way unsure of the presence of gas immediately contact your gas supplier from a neighbor s telephone Gas detectors are available Contact your gas supplier or plumbing professional for more information The water heater must be located close enough to the outside wall to keep the venting distance within the maximum distance described in the installation instructions Read the venting section in this installation instruction manual before locating the water heater This water heater must be located in an area where leakage of the tank or water line connections and the combination temperature and pressure relief valve will not result in damage to the area adjacent to the water heater or to lower floors of the structure When such locations cannot be avoided a suitable drain pan adequately piped for proper drainage must be installed under the water heater The drain pan must not restrict combustion air flow The drain pan must be no greater than 1 inches 3 8 cm deep and have a minimum length and width of at least four 4 inches 10 2 cm measured from the jacket of the water heater The drain pan as described above can be purchased from your plumbing professional The drain pan must be piped to an adequate drain The piping must be at least 3 4 inch 1 9 cm in diameter and pitched for proper drainage It is recommended that a minimum clearance of four 4 inches 10 2 cm be provided on the side of the wate
11. vent its products of combustion through 2 5 1 cm or 3 7 6 cm diameter Schedule 40 solid or cellular core PVC pipe to the outdoors The water heater may be either vented through the wall or vertically through the roof Use a 3 7 6 cm to 2 5 1 cm reducer to connect to the vent outlet when using 3 7 6 cm PVC Apply PVC cement at PVC locations Table 7 lists the maximum vent lengths for this water heater using 2 5 1 cm PVC If possible locate the water heater so that the venting length and number of elbows are kept to the minimum distance necessary to reach the outside If the installation requires venting lengths that exceed the lengths listed for 2 5 1 cm PVC in Table 7 then use 3 7 6 cm PVC for the vent connector Table 8 lists the venting distances allowed with 3 7 6 cm diameter PVC pipe When venting with 3 7 6 cm PVC use a 3 7 6 cm to 2 5 1 cm reducer to exit through the building wall with 2 5 1 cm PVC Use the 2 5 1 cm vent terminal supplied with the water heater to terminate on the outside of the building If the length of the 2 5 1 cm needed to go through the wall is greater than 14 35 6 cm use 3 7 6 cm PVC to go through the wall and reduce to 2 5 1 cm PVC immediately after exiting the outside wall Refer to the venting illustrations on the following pages Make sure the vent pipe terminal is at least 1 2 5 cm away from the edge of the wall To vent horizontally with zero 0 elbows remove
12. 000 BTU 181 7 L 11 7 kW Hr models Refer to the rating plate located on the water heater for correct model identification The National Fuel Gas Code ANSI 2223 1 Latest Edition CGA CAN 8149 Installation Code and local codes have specific requirements for the location of the vent terminals on vertical walls The guide lines listed below are from the National Fuel Gas Code Consult the local codes and or National Fuel Gas Code ANSI Z223 1 Latest Edition or CGA CAN B149 Installation Code to determine if there are any additions or changes to the following specifications The vent terminal must terminate at least 3 feet 91 above any forced air inlet duct located within 10 feet 3 m Exception This provision shall not apply to the combustion air intake of a direct vent appliance B The vent terminal must terminate at least 4 feet 1 2m below 4 feet 1 2 m horizontally from or 1 foot 0 31 m above any door window gravity air inlet into the building C The bottom of the vent terminal must be located at least 1 foot 0 31 m above ground and above the anticipated snow level D The vent terminal must not terminate over a public walkway or over an area where condensate or vapor could create a nuisance or hazard or could be detrimental to the operation of regulators relief valve or other equipment E The water heater location must provide easy access for the entire length of the vent connector F The vent sys
13. 3 screws from blower housing and rotate the blower housing 90 clockwise see Figure 7 Replace the three 3 screws once blower housing rotation is complete VENT CONNECTOR LENGTHS FOR 2 5 1 DIAMETER PVC Length Length excluding vent terminal Tho Co Thro Through the Wall 4 stoem 3 Ft 9m Trough teror 0 f 165 VENT CONNECTOR LENGTHS FOR 3 7 6 cm DIAMETER PVC Terminating of 90 Elbows Maximum terminal Through the Wall 0105 t 32 0m Through the Wall 1100 ft 30 5 m Through the Wall Minimum Length 10 ft 3 1m 10 ft 3 1m 10 ft 3 1m 10 ft 3 1m Through the Wall 4 85 ft 26 0m _ 10 ft 3 1m 10 ft 3 11m ThroughtheRoof 0 55 ft 16 8m 5 150 Through the Roof 5 ft 1 5m 5 ft 1 5 m 5 ft 1 5 m Through the Roof 435 ft 10 7m 5 1 5 NOTE When using 3 7 6 cm PVC use a 3 7 6 cm to 2 5 1 cm reducer and exit the building wall with 2 5 1 cm PVC using the 2 5 1 45 vent terminal supplied Two 45 elbows are equivalent to one 90 elbow Each 90 elbow is equivalent to 5 feet 1 5 m of straight vent pipe IMPORTANT All of the Venting connections must be leak checked with a soap and water solution upon initial start up of the water heater Any leaks must be repaired before continuing operation of the water heater NOTE ABS or CPVC pipes may be su
14. 7 kW Hr 48 Gal 40 000 BTU input 189 3 L 11 7 KW 5 Combustion Air Supply 7 Water Connections 8 5 Comhe ti ns isinan 9 Electrical Connections 9 Wiring Diagram for 48 Gal 65 000 BTU input 189 3 L 19 1 kW Hr 65 Gal 65 000 BTU input 246 1 L 19 1 kW Hr 75 Gal 76 000 BTU input 283 9 L 22 3 KW Hr ssn 10 Wiring Diagram for 40 Gal 40 000 BTU input 151 4 L 11 7 kW Hr 48 Gal 40 000 BTU input 189 3 L 11 7 KW 11 GENERAL OPERATION sssrini 9 Lighting and Shutdown Instructions sess 12 Thermostat 4 12 Burner Flame Check sssini 12 MAINTENANCE 13 INSTALLATION INSTRUCTIONS FOR POTABLE WATER AND SPACE HEATING 14 VENT PIPE PREPARATION AND JOINING 14 GENERAL INFORMATION This gas fired water heater s design is certified by CSA International under the American National Standard 221 10 1 as indicated on the rating plate and CSA 4 1 M as indicated on the rating plate This water heater must be installed in accordance with local codes or in the absence of local codes the National Fuel Gas Code ANSI Z223 1 Latest Edition
15. EAD BEFORE LIGHTING WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life This appliance is equipped with an ignition device which automatically lights the pilot Do not try to light the pilot by hand 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 try to light any appliance Do not touch any electric switch do not use any telephone 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 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 service technician Force or attempted repair may result in a fire or explosion Donotuse this appliance if any part has been under water immediately call a qualified service 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 Stop Read the safety information above on this label Turn off all electric power to appliance Set the thermostat to the lowest setting This appliance is equipped wit
16. amp S NOTE For installations requiring both horizontal and vertical runs the follow ing rule must be follow ed Total number of feet of straight pipe both horizontally and vertically must not ex ceed the allow able length listed in the Through The Wall section of the table for total number of elbows used Also Total number of vertical feet of straight pipe must not exceed the allowable length listed in the Through The Roof section of the table for total number of elbows used For angular rises in venting any angle that is greater than or equal to 45 from the horizontal should be considered a vertical rise THROUGH THE WALL VENTING WITH LOW GROUND CLEARANCE When venting cannot exit through the wall at a height greater than or equal to 12 30 5 cm above the ground or anticipated snow level the installation must be modified as shown below see Figure 5 Refer to Table 4 for maximum venting lengths using 3 7 6 cm PVC or Table 5 for maximum lengths using 4 10 1 cm PVC Figure 5 TABLE 4 3 7 6 cm PVC VENT CONNECTOR LENGTHS FROM INSIDE WALL FOR LOW GROUND CLEARANCE INSTALLATIONS Terminating of Maximum Minimum pms tt 2 90 Elbows with 1 90 Elbow 2 90 Elbowswith 1 90 Elbow 4_ 15 TABLE 5 4 10 1 cm VENT CONNECTOR LENGTHS FROM INSIDE WALL FOR LOW GROUND CLEARANCE INSTALLATIONS Terminating Reduce 4 to 3 of Maximum Minimum Elbows Length Length Reduce 10
17. bstituted for PVC pipe Do not mix ABS and PVC pipe in the same installation ROTATION THROUGH THE WALL VENTING Cut a 2 inch 6 4 cm diameter hole in the wall at the point where the vent connector is going to pass through the wall Use the proper cement to secure the 45 vent terminal provided with the water heater to the vent connector The distance between the edge of the 45 vent terminal and the exterior wall see Figure 8 must be at least 1 inch 2 5 cm Use the proper cement and assembly procedures to secure the vent connector joints between the terminal and the blower outlet Provide support brackets for every 3 feet 0 91 m of horizontal vent 0 OR 45 THROUGH THE ROOF VENTING VERTICAL VENTING Cut the necessary holes through the roof and ceiling and install the vent connector as shown in Figure 9 Make sure that the installation meets the local codes and The National Fuel Gas Code ANSI 2223 1 Latest Edition or CGA CAN 8149 Installation Code 6 15 2 TO 90 OR 45 8 20 3 3 76 Figure 9 THROUGH THE WALL VENTING WITH LOW GROUND CLEARANCE When venting cannot exit through the wall at a height greater than or equal to 12 30 5 cm from the ground or from the anticipated snow level then the installation must be modified as shown below see Figure 10 Refer to Table 9 for maximum venting lengths using 2 5 1 cm PVC or Table 10 for maximum lengths
18. but not less than a combination temperature and pressure relief valve certified by a nationally recognized testing laboratory that maintains periodic inspection of production of listed equipment or materials as meeting the requirements of the Standard for Relief Valves and Automatic Gas Shutoff Devices for Hot Water Supply Systems ANSI 721 22 or the Standard CAN1 4 4 Temperature and Pressure and the Standard 1 4 4 Temperature Pressure Temperature and Pressure Relief Valves and Vacuum Relief Valves The combination temperature and pressure relief valve shall be marked with a maximum set pressure not to exceed the maximum working pressure of the water heater The combination temperature and pressure relief valve shall also have an hourly rated temperature steam BTU discharge capacity not less than the hourly rating of the water heater Install the combination temperature and pressure relief valve into the opening provided and marked for this purpose on the water heater Note Some models may already be equipped or supplied with a combination temperature and pressure relief valve Verify that the combination temperature and pressure relief valve complies with local codes If the combination temperature and pressure relief valve does not comply with local codes replace it with one that does Follow the installation instructions above on this page Install a discharge line so that water discharged from the combination temperature and pressu
19. eater to be certain that the type of gas being supplied corresponds with the marking on the rating plate and combination gas control A sacrificial anode is used to extend tank life The removal of this anode for any reason will nullify the warranty In areas where water is unusually active an odor may occur at the hot water faucet due to a reaction between the sacrificial anode and the impurities in the water If this should happen an alternative anode may be purchased from the supplier that installed this water heater This will minimize the odor while protecting the tank Additionally the water heater should be flushed with appropriate dissolvers to eliminate any bacteria 165 INSTALLATION Locating The Water Heater Ad WARNING Water heaters are heat producing appliances To avoid damage or injury there shall be no materials stored against the water heater or vent air intake system and proper care shall be taken to avoid unnecessary contact especially by children with the water heater and vent air intake components UNDER NO CIRCUM STANCES SHALL FLAMMABLE MATERIALS SUCH AS GASOLINE OR PAINT THINNER BE USED OR STORED IN THE VICINITY OF THIS WATER HEATER VENT AIR INTAKE SYSTEM OR IN ANY LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER OR VENT AIR INTAKE SYSTEM NOTinstall the water heater in any location w here gasoline or flammable vapors are likely to be present Water Heaters in residential garages must be
20. g of all equipment in the enclosure 3 When communicating with the outdoors through horizontal ducts each opening must have a minimum free area of 1 square inch per 2000 BTU 6 5 cm 0 6 kw per hour of total input rating of all equipment in the enclosure 4 When ducts are used they must be of the same cross sectional area as the free area of the openings to which they connect The minimum dimension of rectangular air ducts must be not less than 3 inches 7 5 cm Specially Engineered Installations The requirements noted under CONFINED SPACES above must not necessarily govern when special engineering approved by the authority having jurisdiction provides an adequate supply of air for combustion ventilation and dilution of flue gases WATER CONNECTIONS Note BEFORE PROCEEDING WITH THE INSTALLATION CLOSE THE MAIN WATER SUPPLY VALVE After shutting off the main water supply open a faucet to relieve the water line pressure to prevent any water from leaking out of the pipes while making the water connections to the water heater After the pressure has been relieved close the faucet The COLD water inlet and HOT water outlet are identified on the top of the water heater The fittings at the cold water inlet and hot water outlet are dielectric waterway fittings with 3 4 NPT male thread Make the proper plumbing connections between the water heater and the plumbing system to the house Install a shut off valve in the cold water supply l
21. h on ignition device which automatically lights the pilot Do not try to light the pilot by hand Slide the switch on the left side of the gas valve to the OFF position Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow in the safety information above on this table If you don t smell gas go to the next step 7 Slide the switch on the left side of the gas valve to the ON position 8 Set thermostat to desired setting 9 Turn on all electric power to the appliance 10 If the appliance will not operate follow the instructiolns To Turn Off Gas To Appliance and call your service technician or gas supplier TO TURN OFF GAS TO APPLIANCE Turn off all electric power to the appliance Set the thermostat to lowest setting 3 Slide the switch on the left side of the gas valve to the OFF position 1 2 THERMOSTAT ADJ USTMENT A CAUTION Before adjusting thermostat s turn off power supply to the water heater The thermostat dial is adjusted to approximately 120 F when shipped from the factory When adjusting the thermostat it should be remembered that lower temperature settings are more energy efficent The thermostat cover on the right side of the gas valve must be removed when the thermostat is adjusted To adjust the thermostat turn the dial colckwise with a screwdriver until the minimum acceptable temperture is set It is suggested
22. hot water to avoid scalding injury Certain appliances such as dishwashers and automatic clothes washers may require increased temperature water By setting the thermostat on this water heater to obtain the increased temperature water required by these appliances you may create the potential for scald injury To protect against injury install an anti scald tempering valve in the water system This valve will reduce point of discharge temperature by mixing cold and hot water in branch supply lines Such valves are available from the local plumbing supplier Please consult with a plumbing professional 165 A DANGER Waler tam serrature over 27 7 lt buma astarcly or deat trem 228103 claablad and 203000 apa skef being scaleec Sec mar ual berane sell levperstore al water hestar Fool water bathing or miny valos ore mons GAS CONNECTIONS The gas supply lines must meet all requirements of the National Fuel Gas Code ANSI Z223 1 Latest Edition and or in Canada CAN CGA B149 Installation Codes Latest Editions The minimum permissible gas supply pressure for the purpose of input adjustment is 1 5 water column 37 kPa above the operating manifold pressure for natural gas and 1 0 0 25 kPa water column for L P gas See the rating plate and combination gas control for the manifold pressure a
23. ine A CAUTION If sweat fittings are to be used DO NOT apply heat to the nipples on top of the water heater Sweat the tubing to the adapter before fitting the adapter to the water connections It isimperative that heat is not applied to the nipples containing plastic liner WARNING FAILURE TO INSTALL AND MAINTAIN A NEW LISTED 3 4 X 3 4 TEMPERATURE AND PRESSURE RELIEF VALVE WILL RELEASE THE MANUFACTURER FROM ANY CLAIM THAT MIGHT RESULT FROM EXCESSIVE TEMPERATURE AND PRESSURES If this water heater is installed in a closed water supply system such as having a back flow preventer in the cold water supply provisions must be made to control thermal expansion DO NOT operate this water heater in a closed system without provisions for controlling thermal expansion Your water supplier or local plumbing inspector should be contacted on how to control this situation After installation of the water lines open the main water supply valve and fill the water heater While the water heater is filling open several hot water faucets to allow air to escape from the water system When a steady stream of water flows through the faucets close them and check all water connections for possible leaks NEVER OPERATE THE WATER HEATER WITHOUT FIRST BEING CERTAIN IS FILLED WITH WATER A WARNING For protection against excessive temperatures and pressure install temperature and pressure protective equipment required by local codes
24. ith the water heater and vent air intake system UNDER NO CIRCUM STANCES SHALL FLAMMABLE MATERIALS SUCH AS GASOLINE OR PAINT THINNER BE USED OR STORED IN THE VICINITY OF THIS WATER HEATER VENT AIR INTAKE SYSTEM OR IN ANY LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER OR VENT AIR INTAKE SYSTEM IMPORTANT The water heater should be inspected at a minimum annually by a qualified service technician for damaged components and or joints not sealed DO NOT operate this water heater if any part is found damaged or if any joint is found not sealed The following maintenance should be performed by a qualified service technician at the minimum periodic intervals suggested below In some installations the maintenance interval may be more frequent depending on the amount of use and the operating conditions of the water heater Regular inspection and maintenance of the water heater and vent air intake system will help to ensure safe and reliable operation 1 Annually check the operation of the thermostat 2 The flow of combustion and ventilation air MUST NOT be restricted Clear the combustion air openings of any dirt dust or other restrictions WARNING The ventilation air system may be HOT 3 At all times keep the water heater area clear and free from combustible materials gasoline and other flammable vapors and liquids 4 Bi annually conduct a visual check of the main and pilot burner flames to determine that they are burning
25. mproper and dangerous operation Verify proper operation after servicing The wiring diagram for the 48 gal 65 000 BTU 181 7 L 19 1 Kw 65 gal 65 000 BTU 246 1 L 19 1 Kw and 75 gal 76 000 BTU input 283 9 L 22 3 Kw Hr models is located in Figure 11 on page 10 The wiring diagram for the 40 gal 40 000 BTU 151 41 11 7 Kw Hr and 48 gal 40 000 BTU 181 7 L 11 7 Kw Hr models are located in Figure 12 on page 11 Refer to the rating plate located on the water heater for correct model identification GENERAL OPERATION A WARNING Water heaters are heat producing appliances To avoid damage or injury there must no materials stored against water heater or vent air intake system and proper care must be taken to avoid unnecessary contact especially by children with the water heater and vent air intake components UNDER NO CIRCUMSTANCES SHALL FLAMMABLE MATERIALS SUCH AS GASOLINE OR PAINT THINNER BE USED OR STORED IN THE VICINITY OF THIS WATER HEATER VENT AIR INTAKE SYSTEM OR IN ANY LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER OR VENT AIR INTAKE SYSTEM TO FILL THE WATER HEATER 1 Close the water heater drain valve by turning the stem clockwise 2 Open the cold water supply shut off valve 3 Open several hot water faucets to allow air to escape from the system 4 When a steady stream of water flows from the faucets the water heater is filled Close the faucets and check for water leaks a
26. nd slope 3 And product usage 165 In order to effectively control condensate from adversely affecting the mechanical components of the water heater several methods may be employed 1 For horizontal installations the vent pipe be installed with a downward slope not less than 1 8 nor greater than 1 2 per foot maximum and away from the blower motor 2 In order to prevent condensate from draining back into the blower vertical or horizontal runs a fitting and drain hose is available as a condensate trap kit see Table 1 for service part numbers The all rubber fitting with drain outlet mounts directly to the blower motor outlet and is secured with two hose clamps one to the blower motor outlet and the other to the vent connector The plastic tubing is provided to drain any accumulated condensate away from the water heater and to a suitable drain The kit comes complete with instructions for proper installation of the fitting Table 1 2 5 1 Blower Outlet exhaust DRV1200 3 7 6 Blower Outlet exhaust DRV1201 3 In order to prevent condensate from draining back into the blower vertical or horizontal runs a drain tee and condensate trap can be installed in the horizontal vent as close as practical to the blower vent connection see Figurel The condensate disposal tube should be installed to drain any accumulated condensate away from the water heater and to a suitable drain The drain tee a
27. nd condensate hose should be available through your local distributor DRAIN TUBE Figure 1 Part Venting Specifications for 48 Gallon 65 000 BTU input 181 7 L 19 1 kW Hr 65 Gallon 65 000 BTU input 246 1 L 19 1 kW Hr 75 Gallon 76 000 BTU input 283 9 L 22 3 kW Hr This water heater is a power vented appliance and is designed to vent its products of combustion through 3 7 6 cm or 4 10 2 cm diameter Schedule 40 solid or cellular core PVC pipe to the outdoors This water heater may be either vented through the wall or vertically through the roof Use a 3 7 6 to 4 10 2 cm reducer to connect to the vent outlet when using 4 10 2 cm PVC Table 2 lists the maximum vent lengths for this water heater using 3 7 6 cm PVC If possible locate the water heater so that the venting length and number of elbows are kept to the minimum distance necessary to reach the outside If the installation requires venting lengths that exceed the lengths listed for 3 7 6 cm PVC Table 2 then use 4 10 2 PVC for the vent connector Table 3 lists the venting distances allowed with 4 10 2 cm 165 diameter PVC pipe When venting with 4 10 2 cm PVC use a 4 10 2 cm to 3 7 6 cm reducer to exit through the building wall with 3 7 6 cm PVC Use the 3 7 6 cm vent terminal supplied with the water heater to terminate on the outside of the building If the length of 3 7 6 cm PVC needed to go
28. nd gas type The maximum permissible gas supply pressure is 14 0 water column 3 5 kPa for natural gas and liquefied petroleum gases propane gas 1 Connect this water heater only to the type of gas Natural or Propane gas as shown on the rating plate Use clean 1 2 inch black iron pipe Dirt and scale from the pipe can enter the combination control and cause it to malfunction The inlet gas line must have a minimum length of 3 7 6 cm drip leg sediment trap installed as close to the water heater s combination gas control as possible A ground joint union must be installed in the gas supply line feeding the water heater to permit servicing of the water heater Compounds used on the threaded joints of the gas piping must be resistant to the action of liquefied petroleum gases propane gas 2 This water heater and its gas connection must be leak tested before placing the water heater in operation Check for gas leaks with a soap and water solution and a brush or a commercial leak detector fluid NEVER USE A MATCH OR OPEN FLAME FOR TESTING 3 While checking for leaks care must be taken to prevent solution from contacting the electrical connections at the control If electrical connections at the control become wet they must be thoroughly dried before attempting to operate the water heater A CAUTION The water heater and individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of the s
29. ns must be leak checked with a soap and water solution upon initial start up of the water heater Any leaks must be repaired before continuing operation of the water heater NOTE ABS or CPVC pipes may be substituted for PVC pipe Do not mix ABS and PVC pipe in the same installation THROUGH THE WALL VENTING Cut a 3 1 2 inch 8 9 cm diameter hole in the wall at the point where the vent connector is going to pass through the wall Use the proper cement to secure the 90 vent terminal provided with the water heater to the vent connector The distance between the edge of the 90 vent terminal and the exterior wall see Figure 3 must be 1 inch 2 5 cm Use the proper cement and assembly procedures to secure the vent connector joints between the terminal and the blower outlet Provide support brackets for every 3 feet 91 m of horizontal vent 4 1 2 5 4 10 2 PVC SUPPORT BRACKET M 1 2 5 cm VENT TERMINAL 3 28 Figure 3 THROUGH THE ROOF VENTING VERTICAL VENTING Cut the necessary holes through the roof and ceiling and install the vent connector as shown in Figure 4 Make sure that the installation meets the local codes and or The National Fuel Gas Code ANSI 2223 1 Latest Edition or CGA CAN B149 Installation Code 6 15 2 8 20 3 H 80 VENT TERMINAL 47 10 2 cm TO 3 7 6 cm REDUCER 24 MIN 61 Figure 4 RPV I
30. pply system Contact the water supplier or local plumbing inspector on how to correct this situation Do not plug the combination temperature and pressure relief valve outlet 10 A combination sacrificial anode rod hot water outlet nipple has been installed to extend tank life The anode rod should be inspected periodically every 2 years and replaced when necessary to prolong tank life Water conditions in your area will influence the time interval for inspection and replacement of the anode rod Contact the plumbing professional who installed the water heater or the manufacturer listed on the rating plate for anode replacement information The use of a water softener may increase the speed of anode consumption More frequent inspection of the anode is needed when using softened or phosphate treated water 11 The induced draft blower has sealed motor bearings and does not require adding oil A CAUTION FOR YOUR SAFETY DO NOT ATTEMPT REPAIR OF COMBINATION GAS CONTROL BURNERS OR GAS PIPING REFER REPAIRS TO A QUALIFIED SERVICE TECHNICIAN Contact your supplier or plumbing professional for replacement parts or contact the company at the address given on the rating plate of the water heater Provide the part name model and serial numbers of the water heater when ordering parts 13 165 THE FOLLOWING INSTRUCTIONS ARE FOR INSTALLATION OF GAS WATER HEATERS SUITABLE FOR WATER POTABLE HEATING AND SPACE HEATING 1
31. r heater for servicing and maintenance of the combination temperature and pressure relief valve MINIMUM CLEARANCES A WARNING Failure to adhere to these installation and operating instructions may create a hazard to life and property and will nullify the warranty This installation must allow access to the front of the water heater and adequate clearance must be provided for servicing and operating this water heater The water heater may be installed on either a combustible or non combustible floor If the water heater is to be installed directly on carpeting it must be installed on top of a metal or wood panel extending beyond the full width and depth of the appliance by at least three 3 inches 7 6 cm in any direction or if the appliance is to be installed in an alcove or closet the entire floor must be covered by the panel The minimum clearances to combustibles for this water heater are zero 0 inch 0 cm from the sides and rear five 5 inches 12 7 cm from the front of the jacket zero 0 inch 0 cm from the vent connector and fifteen 15 inches 38 1 cm from the jacket top VENTING This venting section is divided into two parts Part will cover venting specifications for 48 Gal 65 000 BTU 181 7 L 19 1 kW Hr 65 Gal 65 000 BTU 246 11 19 1 kW and 75 Gal 76 000 BTU 283 9 L 22 3 kW Hr models Part II will cover venting specifications for 40 Gal 40 000 BTU 151 4 L 11 7 kW Hr and 48 gal 40
32. re relief valve will exit within six 6 inches 15 2 cm above or any distance below the structural floor and cannot contact any live electrical part The discharge line is to be installed to allow for complete drainage of both the combination temperature and pressure relief valve and the discharge line The discharge opening must not be subjected to blockage or freezing DO NOTthread plug or cap the discharge line It is recommended that a minimum clearance of four 4 inches 10 2 cm be provided on the side of the water heater for servicing and maintenance of the combination temperature and pressure relief valve Do not place a valve between the combination temperature and pressure relief valve and the tank A WARNING Hydrogen gas can be produced in an operating water heater that has not had water drawn from the tank for a long period of time generally two weeks or more Hydrogen gas is extremely flammable To prevent the possibility of injury under these conditions we recommend the hot water faucet to be open for several minutes at the kitchen sink before you use any electrical appliance which is connected to the hot water system If hydrogen is present there will be an unsual sound such as air escaping through the pipes as hot water begins to flow Do not smoke or have open flame near the faucet at the time it is open This water heater can deliver scalding temperature water at any faucet in the system Be careful whenever using
33. roperly proportioned The proper air gas mixture is obtained by adjusting the air shutter on the mixer face of the main burner See Figure 14 To adjust for proper burning loosen the air shutter nut if provided rotate shutter to close the opening in the burner then slowly rotate the shutter until the yellow tips disappear and the flame becomes blue On 75 gallon models fired on LPG or propane adjust the air shutter as described above until the yellow flame is minimized note the burner flame may contain a mixture of yellow and blue Tighten the air shutter nut Too much air will cause the flame to lift off the burner ports and create noisy operation Too little air will result in soot formation The main burner flame should light smoothly from the pilot Steel Burner These models are equipped with self adjusting air mixture and do not have an adjustable air shutter See Figure 14 At periodic intervals a visual check of the main burner and pilot flames should be made to determine if they are burning properly The main burner flame should light smoothly from the pilot 165 Figure 14 LLN 28 PORT STEEL BURNER FLAME PATTERN PILOT IN OPERATION MAINTENANCE A WARNING Water heaters are heat producing appliances To avoid damage or injury there shall be no materials stored against the water heater or vent air intake system and proper care shall be taken to avoid unnecessary contact especially by children w
34. t be applied to the pipe surface and fitting socket with natural bristle brush This serves to soften and prepare the PVC or CPVC for cementing 15 4 RPV I amp S d Cementing must be done quickly to avoid over drying before joining i Apply one coat to the outside end of the pipe at a width slightly greater than the depth of the socket ii Apply coat around the inside of the fitting socket iii Apply a second coat around the end of the pipe Joining a Joints should be made immediately after cement is applied b After fully inserting pipe into fitting socket give pipe about turn to help spread cement evenly Hold joint together for about 15 to 20 seconds c Remove excess cement from around pipe and fitting with a clean rag d Cement drying times may vary Be sure to allow for the recommended drying time before disturbing joints For more specific and detailed information about the above contact the manufacturer supplier or competent professional 165 16 Printed USA
35. t the water heater drain valve combination temperature and pressure relief valve and the hot and cold water connections TO DRAIN THE WATER HEATER Should it become necessary to completely drain the water heater make sure you follow the steps below 1 Shut off the gas supply to the water heater 2 Turn off disconnect all electric power to the water heater 3 Close the cold water supply shut off valve 4 Open the drain valve on the water heater by turning the stem counter clockwise The drain valve has threads on the end that will allow the connection of a standard hose coupling 5 Open a hot water faucet to allow air to enter the system To refill the water heater refer to To Fill the Water Heater 165 Figure 11 TEMP SWITCH HW 43450 1 7 THERMOSTAT 110 120 VOLTS PRES SWITCHD TEMP SWITCH ELECTRICAL RATING 110 120 VOLTS 60 4 LESS THAN 12 AMPS F ANY OF THE ORIGINAL WIRES SUPPLIED WITH THE APPLIANCE MUST BE REPLACED IT MUST BE REPLACED WITH APPLIANCE WIRE MATERIAL WITH A MINIMUM TEMPERATURE RATING OF 105 C AND A MINIMUM SIZE OF NO 18 AWG Figure 12 THERMOSTAT ELECTRICAL RATING 110 120 VOLTS 6OHZ LESS THAN 12 AMPS IF ANY OF THE ORIGINAL WIRES SUPPLIED WITH THE APPLIANCE MUST REPLACED MUST BE REPLACED WITH APPLIANCE WIRE MATERIAL WITH A MINIMUM TEMPERATURE RATING OF 105 C AND MINIMUM SIZE 18 AWG 165 165 FOR YOUR SAFETY R
36. telephone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department DO NOT OPERATE APPLIANCE UNTIL LEAKAGE IS CORRECTED IMPORTANT The flow of combustion and ventilating air must not be obstructed Provide adequate air for combustion and ventilation An insufficient supply of air will cause recirculation of combustion products resulting in air contamination that may be hazardous to life Such a condition often will result in a yellow luminous burner flame causing carbon build up or sooting of the combustion chamber burners and flue tubes with possible damage to the heater When an exhaust fan is installed in the same room with a heater sufficient openings for air must be provided in the walls Undersized openings will cause air to be drawn into the room through the chimney causing recirculation of combustion products Unconfined Spaces In unconfined spaces in buildings infiltration may be adequate to provide air for combustion ventilation and dilution of flue gases However in buildings of tight construction for example weather stripping heavily insulated caulked vapor barrier etc additional air may need to be provided using the methods described under CONFINED SPACES All Air From Outdoors or Specially Engineered Installations Confined Spaces Confined spaces are spaces defined as having less than 50 ft 3 1000 BTU 1 4 m3 0 29 kw hr All Air From Inside the Building
37. tem must be inspected at least once a year to ensure against leakage of exhaust products Exceptions For Installations in Canada A The vent terminal must be located at least 1 foot 0 31 m from any window or door which can be opened in any building any non mechanical air supply inlet to any building or the combustion air to any inlet other appliance B The vent terminal must be located at least 6 feet 1 8 m from any mechanical air supply inlet to the building C The vent terminal must not terminate above a meter regulator assembly within 3 feet 0 91 m horizontally of the vertical center line of the regulator and must be at least 6 feet 1 8 m from any gas service regulator vent outlet D The vent terminal must be at least 7 feet 2 1 m above a paved sidewalk or a paved driveway located on public property E The vent terminal must not terminate above a paved sidewalk or a paved driveway which is located on private adjacent property VENTING SYSTEM CONDENSATION Condensate formation does not occur in all installations of power vented heaters but should be protected against on installations where condensation can form in the venting system Formation of condensation in the venting system of Power Vented water heaters is dependent upon installation conditions including but not limited to 1 Ambient temperature and humidity of installation location 2 Ambient temperature and humidity of venting space vent distance a
38. that the starting point setting not exceed the 120 F 49 C or HOT setting on the thermostat 12 Figure 13 TEMPERATURE DIAL TEMPERATURE SETTING APPROXIMATELY 120 F 49 C WN DANGER Hotter water increases the risk of scald injury Scalding may occur within five 5 seconds at a temperature setting of 135 F 57 C To protect against hot water injury install an anti scald tempering valve in the water system This valve will reduce point of discharge temperature by mixing cold and hot water in branch water lines A licensed plumbing professional or local plumbing authority should be consulted Note This water heater is equipped with an energy cut out device to prevent overheating Should overheating occur or the gas supply fail to shut off turn off the manual gas control valve to the appliance and call a qualified service technician Note Whenever the water heater is filled with cold water condensate will form on the cool tank surface and drops of water will fall on the hot burner and combustion chamber surfaces producing a sizzling noise Condensation is normal and does not indicate leak It will disappear when the tank becomes heated BURNER FLAME CHECK Cast Iron Burner At the time of installation and at periodic intervals not more than 6 months a visual check of the main burner and pilot flames should be made to determine if they are burning properly For ideal operation the gas and air must be p
39. through the wall is greater than 14 35 5 cm use 4 10 2 cm to go through the wall and reduce to 3 7 6 cm PVC immediately after exiting the outside wall Refer to the venting illustrations on the following pages Make sure the vent pipe terminal elbow fitting is at least 1 2 5 cm away from the edge of the wall TABLE 2 VENT CONNECTOR LENGTHS FOR 3 7 6 cm DIAMETER PVC Terminating gh the Wall gh the Wall gh the Wall gh the Wall gh the Roof gh the Roof gh the Roof gh the Roof of 90 Elbows excluding vent terminal Length 25 7 6 Minimum Length 2 ft 6m 3 ft 9m 5 ft 1 5m 8 ft 2 4 m 2 ft 6m 3 ft 9m 5 ft 1 5m 8 ft 2 4 m TABLE 3 VENT CONNECTOR LENGTHS FOR 4 10 1 cm DIAMETER PVC Terminating of 90 Elbows Maximum Minimum terminal MET Through the Wall 65 ft 19 8 m Through the Wall 60 ft 18 3 m 5 ft 1 5 m 6m 9m ThroughtheRoof 4 55 ft 16 8m 8ft 24m ThroughtheWall 4 55 ft 16 8 m 8 24 12 ft 3 6 m Trough the oo NOTE When using 4 10 1 PVC use a 4 10 1 to 3 7 6 cm reducer and exit the building wall with 3 7 6 cm PVC using the 3 7 6 cm 90 vent terminal supplied Two 45 elbows are equivalent to one 90 elbow Figure 2 CONNECTION TO A 3 7 6 CN PVC CONNECTION TD A 57 7 8 CM TO 4 10 2 CM PVC REDUCER IMPORTANT All of the Venting connectio
40. using 3 7 6 cm PVC Figure 10 165 NOTE For installations requiring both horizontal and vertical runs the follow ing rule must be follow ed Total number of feet of straight pipe both horizontally and vertically must not ex ceed the allow able length listed in the Through The Wall section of the table for total number of elbows used Also Total number of vertical feet of straight pipe must not ex ceed the allow able length listed in the Through The Roof section of the table for total number of elbows used For angular rises in venting any angle that is greater than or equal to 45 from the horizontal should be considered a vertical rise TABLE 9 2 5 1 cm PVC VENT CONNECTOR LENGTHS FROM INSIDE WALL FOR LOW GROUND CLEARANCE INSTALLATIONS Terminating of Maximum Elbows Length Length 2 90 Elbows with Vent Terminal 0 35 ft 10 7m 2 ft 6m al 2 90 Elbows with Vent Terminal 4 15 ft 4 6m TABLE 10 3 7 6 cm VENT CONNECTOR LENGTHS FROM INSIDE WALL FOR LOW GROUND CLEARANCE INSTALLATIONS Terminating Reduce 3 to 2 Reduce 7 6 cm to 5 1 cm Elbows Length Length 2 90 Elbows with 1 90 Elbow 2 90 Elbowswith Vent Terminal 0 908075 103 17 HIGH ALTITUDE INSTALLATIONS FOR ELEVATIONS OVER 2 000 FEET 610 m ABOVE SEA LEVEL The capacity of the induced draft blower declines with increasing altitude due to a reduction in the air densit
41. y In order to assure safe and reliable performance of the water heater the following guidelines must be followed Refer to the venting tables below for maximum distances for the altitudes in your location TABLE 11 HIGH ALTITUDE VENT CONNECTOR MODIFICATIONS Altitude above Maximum venting Maximum venting sea level length reduction length reduction 0 2 000 ft o reduction in vent 0 610 ength required tables 7 amp 9 tables 8 amp 10 o reduction in vent ength required reduction in vent ength required over 2 000 5 000ft Reduce maximum vent over 610 1524 m ength by 20 ft 6 1 over 5 000 8 000 ft Use only 3 7 6 cm over 1524 2439 PVC Tables8 amp 10 over 8 000 10 000 ft Use only 3 7 6 cm over 2439 2540 m PVC Tables8 amp 10 reduction in vent ength required Reduce maximum vent ength by 20 ft 6 1 COMBUSTION AIR SUPPLY WARNING Liquefied petroleum gases propane gas are heavier than air and will remain at floor level if there is a leak Basements crawl spaces cosets and areas below ground level will serve as pockets for accumulation of leaking gas Before lighting smell all around the appliance area for gas Be sure to smell next to the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any telephone in your building Immediately call your gas supplier from neighbor s
42. ystem at test pressures in excess of psi 3 5kPa The water heater must be isolated from the gas supply piping system by closing its manual shutoff valve during any pressure testing of the gas supply system at test pressures equal to or les than psi 3 5kPa The supply line must be capped when not connected to the water heater ELECTRICAL CONNECTIONS All electrical wiring and connections must be in accordance with the National Electric Code ANSI NFPA No 70 latest edition or the Canadian Electrical Code 22 1 latest edition and any local codes which may apply The water heater must be electrically grounded If a flexible line cord and plug is permitted by local code then provide a 3 three wire grounding type receptacle within 6 feet 1 9 m of the water heater and use the flexible cord provided Do not plug the line cord into a receptacle that can have its power supply interrupted by a switch that is used to turn on and off lights If wiring in conduit is required remove the flexible line cord from the jacket and install a 1 2 electrical conduit connector and connect 110 120 volt power source Connect the hot neutral and ground leads of the electrical supply to the corresponding locations that were connected to the flexible line cord A CAUTION Turn off or disconnect the electrical power supply to the water heater before servicing Label all wires prior to disconnection when servicing controls Wiring errors can cause i
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