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GSW 5065 User's Manual

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1. 11 ATTACH 90 TERMINATION ELBOW 305mm 12 in SEALANT 7 7 7 7 7 7 7 7 7 7 7 ES 7 7 7 z 7 Y 7 7 7 7 7 7 7 7 7 7 7 7 7 ATTACH 90 TERMINATION VENT RISER CONDENSATION TRAP amp DRAIN LL 7 7 7 7 7 7 7 7 GROUND LEVEL OR MAXIMUM SNOW LINE VENT PIPING MAY BE SLOPED IN ANY DIRECTION AS L AS A WATER TRAP IS NOT CREATED IN THE VENTING SYSTEM THE SLOPE SHOULD BE KEPT TO A MINIMUM SO AS NOT TO EXERT ANY UNDUE STRESS ON THE PIPE Figure 9 Installation Of Fabricated Vent Riser MECHANICAL AIR SUPPLY INLET Figure 10 Vent Terminal Installations 12 MIN Y 4 Horizontal Vent Terminal Installations The following requirements are illustrated in Figure 10 A Minimum 2 1m 7 ft above a paved sidewalk or paved driveway that is located on public property B Minimum 900mm 3 ft above any forced air or mechanical air supply inlet located within 1 8m 6 ft horizontally Canada or 3m 10 ft U S A C Within 900mm 3 ft of any gas service regulator vent outlet D Minimum 900 mm 3ft horizontally of the vertical centerline above the regulator vent outlet to a maximum vertical distance of 4 5m 15ft E Minimum 305mm 1 ft above grade level or antic ipated snow level F Within 305mm 1 ft of any window or door that can be opened of any non mechanical air supply inlet or of the combustion air inlet of any other appliance
2. 4 Tighten the upper gear clamp to ensure the vent pipe is 6 As a final check the vent pipe should be gently moved firmly secured and gas tight side to side and vertically There should be no slippage 5 Check that the lower gear clamp is firmly seated or movement of the vent pipe within the coupling secured and gas tight 7 Seal around the termination assembly where it passes through the wall inside and out with silicone sealant Un SUFFIX VENT PIPE a vers MAXIMUM EQUIVALENT MINIMUM EQUIVALENT SIZE VENT LENGTH VENT LENGTH MODEL SETTING SCHEDULE 40 NVH 50mm 2 in 0 15 in w c ABS PVC 15 2m 50 ft 0 76m 2 5 ft one 90 G JW40 PVH 0 037 kPa CPVC termination elbow elbow termination elbow a9 NVH PVH gt 176mm 3 in 0 15 in w c ABS PVC 24 4m 80 ft 15 2m 50 ft 0 037 kPa CPVC termination elbow termination elbow SNV 0 55 in w c ABS PVC 15 2m 50 ft 0 91m 3 ft one 90 aa Femme te 137 kPa CPVC termination elbow elbow termination elbow 0 50 in w c ABS PVC 19 8m 65 ft 6 9m 20 ft termination ieee PEIN SIO ape CPVC termination elbow elbow Notes Each 50mm 2 in 90 long radius elbow is equivalent to 1 5m 5 ft of vent length Each 76mm 3 in 90 long radius elbow is equivalent to 2 1m 7 ft of vent length Each 50mm 2 in 45 long radius elbow is equivalent to 0 9m 3 ft of vent length Eac
3. sure sensing tubing from air pressure switch to blower housing Air pressure switch not closing due to defective switch High limit switch open due to exces sive vent temperature or defective switch Determine cause of insufficient draft Check draft with manometer at pres sure switch refer to Table 2 for mini mum acceptable draft settings a remove blockage b reduce vent length increase vent size c clear termination of snow ice d clean blower wheel Reconnect or replace pressure sens ing tubing Replace defective pressure switch Determine cause of overheating check for overfiring insufficient air supply high ambient air temperature once activated high limit must be replaced HOT SURFACE IGNITER NOT GLOWING FOLLOW ING WARM UP PERIOD 120VAC polarity reversed at 120VAC outlet receptacle Defective hot surface igniter Defective Control Defective Flammable Vapour Sensor Reverse polarity at 120VAC outlet receptacle Replace igniter Check for 120 VAC supply to igniter across 11 amp 12 Replace control Replace Flammable Vapour Sensor CONTROL LOCKED OUT 9 No gas supply Gas control switch in OFF position Insufficient gas supply Incorrect manifold gas pressure Incorrect gas type Defective igniter loose or disconnected wire Improperly positioned dirty or defec tive flame rod loose or d
4. Important Do not remove any permanent instructions labels or the data label from outside of the water heater or on the inside of panels Remove exterior packaging and place installation com ponents aside e Inspect all parts for damage prior to installation and start up e Completely read all instructions before attempting to assemble and install this product If you observe damage to the water heater or any of its components DO NOT ASSEMBLE OR INSTALL IT OR MAKE ANY ATTEMPT TO FIX THE DAMAGED PART S Contact the place of purchase for further instructions e After installation dispose of packaging material in the proper manner IMPORTANT This water heater must be installed strictly in accordance with the instructions enclosed and local electrical fuel and building codes It is possible that connections to the water heater or the water heater itself may develop leaks IT IS THEREFORE IMPERATIVE that the water heater be installed so that any leakage of the tank or relat ed water piping is directed to an adequate drain in such a manner that it cannot damage the building furniture floor covering adjacent areas lower floors of the structure or other property subject to water damage This is particular ly important if the water heater is installed in a multi story building on finished flooring or carpeted surfaces GSW WILL NOT ASSUME ANY LIABILITY for damage caused by water leaking from the water
5. 1 Turn off gas supply to the water heater 2 Shut off the water supply and open a nearby hot water faucet to depressurize the water tank 3 Drain approximately 20 litres 5 US gallons of water from tank Refer to Draining and Flushing for proper procedures Close drain valve Remove old anode rod Use Teflon tape or approved pipe sealant on threads and install new anode rod 6 Turn on water supply and open nearby hot water faucet to purge air from water system 7 Restart the water heater as directed under Operating Your Water Heater See the Repair Parts Illustration for anode rod location nw VI MAINTENANCE Draining and Flushing It is recommended that the tank be drained and flushed every 6 months to remove sediment that may build up dur ing operation The water heater should be drained if being shut down during freezing temperatures To drain the tank perform the following steps 1 Turn off the gas to the water heater at the manual gas shut off valve Turn off the electrical supply to the water heater Close the cold water inlet valve Open a nearby hot water faucet Connect a hose to the drain valve and terminate it to an adequate drain Note The drain hose should be rated for at least 93 C 200 F If the drain hose does not have this rating open the cold water inlet valve and a nearby hot faucet until the water is no longer hot 6 Open the water heater drain valve and all
6. COMBUSTION VENTILATION AIR DUCT 2 3 SSSR IIA O 5 450mm 18 in BASEMENT INSTALLATION EQUIPMENT LOCATED IN CONFINED SPACES ALL AIR FROM OUTDOORS Figure 4 Combustion Air Supply Openings And Ducts Can Combined Input of All Appliances in Confined Space Required Free Area 125 000 125 All appliances refers to and includes those appliances using the same air source e g water heater furnace boiler clothes dryer etc Maximum allowable length of ductwork listed in column Ais 6 1 equivalent metres 20 ft Maximum allowable length of ductwork listed in column B is 15 2 equivalent metres 50 ft Table 1 Air Supply Sizing Can PERMANENT y OPENINGS CONFINED UNCONFINED EQUIPMENT LOCATED IN CONFINED SPACES ALL AIR FROM INSIDE THE BUILDING PERMANENT COMBUSTION 300mm VENTILATION AIRDUCT 12 in AIR 300mm 12 in ABOVE CONFINED Ets SPACE Poo BASEMENT INSTALLATION EQUIPMENT LOCATED 300mm IN CONFINED SPACES ALL AIR FROM OUTDOORS 12 in OUTDOORS AIR DUCT 300mm 12 in CONFINED VENTILATION SPACE PA COMBUSTION EQUIPMENT LOCATED IN CONFINED 300mm 12 in SPACES ALL AIR FROM OUTDOORS ATTIC LOUVERS TO OUTDOORS PAS OUTLET D INLET AIR CONFINED SPACE 300mm 12 in EQUIPMENT LOCATED IN CONFINED SPACES ALL AIR FROM OUTDOORS THROUGH VENTILATED ATTIC Figure 5 Combustion Air Supply Openings And Ducts U S A
7. G Minimum 305mm 1 ft distance between the top of the vent termination and the underside of a veranda porch or deck H The manufacturer recommends the vent termina tion shall not be mounted directly above or within 900mm 3 ft horizontally from an oil tank or gas meter to avoid potential freeze up from condensation J The manufacturer recommends the vent terminal not to be installed closer than 900mm 3 ft from an inside corner or 610mm 2 ft from outside corner on an L shaped structure Vertical Vent Terminal Installation Important When terminating the vents through a roof the following specifications pertaining to terminal location must be followed 1 The exhaust vent termination shall extend at least 450mm 18 in above the roof or snow accumulation GAS METER AND REGULATOR gm 6 ft Canada mi ft U S A 76mm 3 in MIN LENGTH TERMINATION MAY BE 90 ELBOW OR A T ELBOW 450mm 18 in A VENT USED IN A SPECIAL VENTING SYSTEM WITH POSITIVE VENT PRES SURE AND PASSING THROUGH A ROOF SHALL EXTEND AT LEAST 450mm 18 in ABOVE THE HIGHEST POINT WHERE IT PASSES THROUGH THE ROOF SURFACE AND ANY OTHER OBSTRUCTION WITHIN A HORIZONTAL DIS TANCE OF 450mm 18 in A VERTICAL VENTING SYSTEM MUST BE SUP PORTED EVERY 2 4m 8 ft Figure 11 Vertical Venting 2 Must provide proper support for all pipes protruding through roof 3 The vertical roof terminations
8. O 3 Proper clearances from combustible surfaces maintained and nat installed directly on a car peted floor 4 Provisions made to protect the area from water damage Drain pan installed and piped to an adequate drain 5 Installation area free of corrosive elements and flammable material 6 Sufficient room to service the water heater Gas Supply and Piping 1 Gas supply is the same type as listed on the water heater data plate 2 Gas line equipped with shut off valve union and drip leg 3 Approved pipe joint compound used Adequate pipe size and of approved material 5 Chloride free soap and water solution or other approved means used to check all connections and fittings for possible gas leaks Vent Pipe System 1 Vent pipe and fittings of approved material 2 Acceptable size length and number of elbows on air intake system 3 Acceptable size length and number of elbows on exhaust vent system 4 Installed in accordance with prevailing provi sions of local codes or in the absence of such the latest edition of Natural Gas and Propane Installation Code CAN CSA B149 1 Canada or National Fuel Gas Code ANSI Z223 1 NFPA 54 U S A 5 Horizontal piping slopes at an upward pitch of u 3mm 1 8 in rise per 1 5m 5 ft away from the water heater 6 Not obstructed in any way gt A DOU DOC O O O O DO Check Here Check Here Vent Termination Horizontal 1 305mm 12 in min a
9. leakage of the tank or connections will not result in damage 6 to the area adjacent to the water heater or to lower floors of the structure see IMPORTANT notice on the previous page Before installing this water heater consideration and planning must be given to the following details e Proximity to walls and other objects see Clearance and Accessibility e Access to gas supply see Gas Supply e Routing and support of the vent piping and termination see Venting e Position of water supply and placement of water piping and floor drain see Water Supply In Earthquake Zones Note The water heater must be braced anchored or strapped to avoid moving during an earthquake Contact local utilities for code requirements in your area Note The water heater may be installed in a closet with a door off a bedroom or bathroom providing the units are installed and vented per the manufacturer s instructions Important If installing over carpeting the carpeting must be protected by a metal or wood panel beneath the water heater The protective panel must extend beyond the full width and depth of the water heater by at least 76mm 3 in in each direction or if in an alcove or closet installation the entire floor must be covered by the panel Clearances and Accessibility The minimum clearances between the heater and com bustible materials are TOP sr di 200mm 8 in NES ere 100mm 4 in
10. ment If You Do Not Smell Gas 1 Turn the temperature dial to the lowest setting and set the gas control switch to the OFF position 2 Ensure the power cord is plugged into the electrical receptacle and correct voltage is supplied to the appli ance 3 With the gas control switch OFF check the pressure of the gas supply to the control Natural Gas pressure should be at 7 in w c 1 74 kPa Propane Gas pressure should be at 11 in w c 2 73 kPa 4 Turn the gas control switch to ON 5 Turn the temperature dial to the desired setting e g from VACATION toward HOT This will start the lighting process a The blower will be turned on after 20 seconds b The igniter will be at full glow after the next 17 sec onds The main gas valve opens d The burner lights up the flame envelops the flame sensor and the burner flame verification process begins 6 While the burner is on again check all gas connections with a chloride free soap and water solution or equiva lent leak test liquid Correct any poor connections that may be indicated by the presence of soap bubbles Shut off electric and gas supply before making such corrections o 21 Important When using a leak test solution around the control do not splash any liquid on the flammable vapour sensor electric connections or electronic components of the gas control thermostat The gas control thermostat can be damaged DO
11. to those listed below will require outdoor air for combustion due to chemical exposure Beauty shops Photo processing labs Buildings with indoor pools Water heaters installed in laundry hobby or craft rooms Water heaters installed near chemical storage areas In such circumstances outdoor combustion air may reduce but will not eliminate the presence of corrosive chemicals in the air Combustion air must be free of acid forming chemi cals such as sulfur fluorine and chlorine These elements are found in aerosol sprays detergents bleaches cleaning solvents air fresheners paint and varnish removers refrig erants and many other commercial and household prod ucts When burned vapours from these products form high ly corrosive acid compounds These products should not be stored or used near the water heater or air inlet The area in which the heater is located is classified as either an unconfined space or a confined space An unconfined space is defined as a space having a vol ume not less than 50 cubic feet per 1000 BTU hour 4 8 cubic metres per kilowatt of combined input rating of all appliances using the space Adjacent open rooms may be included as part of the unconfined space provided there are no closeable doors between these rooms An exam ple of this is an open basement A confined space is one smaller than described above For buildings using tight construction newer and renovated structures the ai
12. Confined Space Air Requirements for U S Installations Refer to Figure 5 a b c or d for proper sizing and location of combustion air ducts and openings CHECK LOCAL CODES a Equipment located in confined spaces all air from inside the building Two permanent openings shall be provided connecting the confined space e g closet small room with the unconfined space Each opening shall have a free area of one square inch per 1 000 BTU hour input 22 cm kW of all appliances in the confined space but not less than 100 square inches 645 cm The top open ing shall commence within 300mm 12 in of the top of space and the bottom opening shall commence within 300mm 12 in of the bottom of the enclosure b Basement installation equipment located in confined spaces all air from outdoors When supplying air directly from the outdoors each opening shall have a minimum free area of one square inch per 4 000 BTU hour input 5 5 cm kW of total input rating of all appliances in the confined space The inlets shall be a minimum of 300mm 12 in above the grade snow line The top opening shall commence within 300mm 12 in of the top of the confined space c Equipment located in confined spaces all air from outdoors When supplying air directly from the outdoors using hor izontal ducting each opening shall have a free mini mum area of one square inch per 2 000 BTU hour 11 cm kW of total input rating of all appl
13. NOT use a flame to detect gas leaks 7 Turn the temperature dial to the lowest setting The burner will stop in approximately 20 seconds NOTE If the burner does not stop as described above the water temperature may be below the lowest temperature that the thermostat is able to sense 32 C 90 F Wait until the water temperature has risen 8 Re cycle the system by turning the temperature dial up toward the HIGH position to call for heat a second time 9 To check the lockout on the ignition control turn the temperature dial to the lowest setting possible Wait for the system to shut down completely Then set the gas control switch to the OFF position 10 Now turn the temperature dial to the highest setting 11 The igniter will be energized However since there is no main gas flow the burner cannot be lit After three trials a lockout will occur deactivating the system 12 To reactivate the system remove the power by unplug ging the power cord Turn the gas control switch to ON Then restore power by reinserting the power cord into the electrical receptacle The LED on the control will flash a system status code to indicate that the lockout has been reset see Table 3 13 Follow instructions given in the Lighting amp Operating Instructions section when heater is ready to be put back into service 14 Turn the temperature dial to desired temperature set ting Instruct the owner operator in t
14. Rear and Sides 25mm 1 in Note These requirements are also listed on the data plate located on the front of the water heater The water heater is certified for installation on a com bustible floor AIR INTAKE BACK TOP TO CEILING FRONT 600mm 24 in MIN FOR SERVICE DO NOT BLOCK AIR INTAKE OR SENSOR ACCESS ENSURE ADEQUATE CLEARANCE FOR AIR SUPPLY Figure 2 Minimum Clearance Locations Figure 2 may be used as a reference guide to locate the specific clearance locations A minimum of 600mm 24 in of front clearance and 100mm 4 in on each side should be provided for inspection and service Gas Supply A DANGER Explosion Hazard Use a new CSA approved gas supply line Install a gas supply shut off valve Do not connect a natural gas water heater to a L P gas supply Do not connect a L P gas water heater to a natural gas supply Failure to follow these instructions can result in death an explosion or carbon monoxide poisoning Read the data plate to be sure the water heater is made for the type of gas you will be using in your home This information will be found on the data plate located above the gas control valve If the information does not agree with the type of gas available do not install or attempt to start Call your dealer Note An odourant is added by the gas supplier to the gas used by this water heater This odourant may fade over an extended period of time Do not depend
15. all vertical pipe runs every 1 5m 5 ft or according to local codes e Vents run through unconditioned spaces where below freezing temperatures are expected are not recom mended e Ifa run through an unconditioned space is unavoidable the pipe must be insulated to reduce condensation The length and number of the 90 elbows must be kept to a minimum No back to back 90 elbows should be used e If re direction of flue gases is required use 45 elbows where possible to minimize the number of 90 elbows used Do not use short radius elbows No Street elbows female male should be used Pipes must be cut at a 90 angle Deburr the outside and inside of the cut pipe so that sol vent cement is not pushed away by sharp edges Dry fit all pipes and fittings before joining the parts with solvent cement e Parts must fit well and not put stress on any sections NORMAL ELBOW ete 6 in min PREFERRED PRACTICE 90 LONG SWEEP ELBOW EQUIVALENT TO 1 5m 5 ft OF STRAIGHT PIPE 90 SHORT SWEEP ELBOW EQUIVALENT TO 2 4m 8 ft OF STRAIGHT PIPE Figure 13 Correct Pipe Fittings 13 Vent Pipe Runs All Power Vented water heaters generate a certain amount of operational noise In order to minimize noise transmission to floor joists though hangers place some soft material such as foam rubber approximately 12mm 1 2 in thick between hangers and the vent pipes 1 Ho
16. data plate readily available Protect your warranty Regularly service your water heater as directed in the Maintenance section of this man ual Retain your original receipt as proof of purchase Do not discard this manual You or future users of this water heater will need it for reference 4 Il SAFETY This water heater is design certified by CSA International as a Category non direct vented water heater which takes its combustion air either from the installation area or from air ducted to the unit from the outside In addition to the installation instructions found in this man ual the water heater must be installed in accordance with all local and provincial or state codes or in the absence of such with the latest editions of the following specifications For Installations in Canada Natural Gas and Propane Installation Code CAN CSA B149 1 and Canadian Electrical Code CAN CSA C22 1 Part I available from Canadian Standards Association 5060 Spectrum Way Mississauga Ontario Canada L4W 5N6 For Installations in the United States National Fuel Gas Code ANSI Z223 1 NFPA 54 and National Electrical Code NFPA 70 available from American National Standards Institute 25 West 43rd Street New York NY 10036 Massachusetts code requires this water heater to be installed in accordance with Massachusetts Plumbing and Fuel Gas Code 248 CMR Section 2 00 and 5 00 Check your phone
17. heater pressure relief valve or related fittings Select a location as centralized within the piping system as possible In any location selected it is recommended that a suitable drain pan be installed under the water heater This pan must limit the water level to a MAXIMUM depth of 45mm 1 3 4 in and have a diameter that is a minimum of 50mm 2 in greater than the diameter of the water heater Suitable piping shall connect the drain pan to a properly operating floor drain When used with a fuel fired heater this drain pan must not restrict combustion air flow 1 3 4 in AT LEAST 50mm 2 in GREATER THAN THE DIAMETER OF THE WATER HEATER PIPE TO ADEQUATE Figure 1 Drain Pan Installation DRAIN Location Requirements The water heater must be installed indoors in an area not subject to freezing temperatures and in a vertical position on a level surface Water heaters located in unconditioned spaces e g attics basements etc may require insulation of the water piping drain piping and venting to protect against condensation The power vented series of water heaters are designed to vent the products of combustion horizontally through the wall or vertically through the roof The blower expels the products of combustion by means of plastic piping to the outdoors without the need for a con ventional chimney Select a location as centralized within the piping system as possible The heater should be located in an area where
18. listings for the local authorities having jurisdiction over your installation Safety Warning Flammable Vapours AWARNING a 3 FLAMMABLES 2 Flammable Vapours FIRE AND EXPLOSION HAZARD Can result in serious injury or death Apo not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance Storage of or use of gasoline or other flammable vapours or liquids in the vicinity of this or any other appliance can result in serious injury or death There is a risk of property damage personal injury or death from the by products of combustion e g flue gases in using fuel burning appliances such as water heaters Areas that may not be suitable for water heater installation include those where flammable liquids gasoline solvents adhe sives etc are stored or where engine driven equipment or vehicles are stored operated or repaired These and simi lar products should not be stored or used near the water heater or air intake Due to the nature of air movement flammable vapours can be carried some distance from the point of storage The gas fired water heater igniter or burn er flame can ignite these vapours causing a flashback fire or explosion which may result in severe property damage serious personal injury or death If flammable liquids or vapours have spilled or leaked in the area of the water heater leave the area immediately and call the fire depart ment fro
19. of stress cracking or deterioration Make certain the venting is free to move and that all pipe hangers and isolation supports are properly positioned and securely attached Replace any broken components and rectify any installation problems e Particles especially lint can clog the vent blower wheel This can be problematic especially where con densation is present as particles may adhere to the venting surfaces These conditions can result in nui sance failures In areas that have a high level of air borne particulate e g lint sawdust process smoke laundry areas etc inspection and cleaning may need to be done more frequently Clean the blower wheel and venting as required to ensure proper performance e Inspect the flue collector area for signs of corrosion This can be an indication of contaminated air a wet environment poor burner set up or high levels of con densation occurring at the flue collector Determine and correct any poor operating conditions AIR PRESSURE TUBING DRAFT DIVERTER AIR INTAKE MOTOR OPENING FOR VENTILATION DRAFT DIVERTER OPENINGS BLOWER MOTOR Figure 26 Blower Maintenance 24 Temperature and Pressure Relief Valve AWARNING Explosion Hazard If the temperature and pressure relief valve is dripping or leaking have a licensed plumber repair it Do not plug valve Do not remove valve Failure to follow these instructions can result in death or an explosion Manually operate
20. s obligations shall be construed and determined in accordance with the laws of both the Province of Ontario and of Canada in force therein This Warranty does not affect specific legal rights of a consumer under applicable law except to the extent that such rights may be waived or replaced and the provisions hereof are deemed to be amended to the extent necessary The unenforceability of any provision in whole or in part of this Certificate shall not affect the remaining provisions Any and all repair and or replacement of part s or Unit are the sole and exclusive remedy available against GSW LIABILITY OF GSW COVERED BY THIS WARRANTY IS CONDITIONAL UPON THE FOLLOWING 1 The Unit shall be installed in accordance with all manufacturers instruc 7 A properly documented claim shall be received by GSW or one of its tions all applicable equipment and building codes ordinances and regu authorized dealers or point of purchase within the following Warranty lations hereinafter referred to as the standards Period except as provided otherwise below 2 The Unit must not be installed where water damage can result from a a for any defective part within one 1 year or leak while provision s shall be made for directing any water escaping b for any Unit that develops leaks in the inner tank due to rust corrosion from the Unit to a properly operating drainpipe As all units of this type or other chemical reactions caused by the potable domestic
21. the temperature and pressure relief valve at least once a year to make sure it is working properly see Figure 27 To prevent water damage the valve must be properly connected to a discharge line that terminates at an adequate drain Standing clear of the outlet discharged water may be hot slowly lift and release the lever handle on the temperature and pressure relief valve to allow the valve to operate freely and return to its closed position If the valve fails to completely reset and continues to release water immediately shut off the manual gas valve and the cold water inlet valve and call a qualified service technician Temperature and Pressure Relief Valve O Manual Relief Valve Discharge line to drain Figure 27 T amp P Valve Test Replacement Parts Replacement parts may be ordered through your plumber or the local distributor When ordering replacement parts always have the following information ready 1 model serial and product number 2 type of gas 3 item number 4 parts description See Replacement Parts Illustration for a list of available repair parts Vil COMBO HEATING A WARNING Keep the area around the heater clear and unobstructed This section serves as a guide for the installation and use of Combo heating systems utilizing a domestic water heater that has been specifically approved for such use It is writ ten for those knowledgeable in the required trades and pro fession
22. timent Appelez imm diatement votre fournisseur de gaz depuis un voisin Suivez les instructions du fournisseur Si vous ne pouvez rejoindre le fournisseur appelez le service des incendies Ne poussez ou tournez le manette d admission du gaz qu la main ne jamais utiliser d outil Si la manette reste coinc e ne pas tenter de le r parer appelez un technicien qualifi Le fait de forcer la manette ou de la r parer peut d clencher une explosion ou un incendie N utilisez pas cet appareil s il a t plong dans l eau m me partiellement Faites inspecter l appareil par un technicien qualifi et remplacez toute partie du syst me de contr le et toute commande qui ont t de plong s dans l eau ARRETEZ Lisez les instructions de s curit sur la portion sup rieure gauche de cette tiquette R glez le thermostat la temp rature la plus basse Coupez l alimentation lectrique de l appareil Le present appareil est muni dispositif d allumage qui allume automatiquement la br leur NE PAS TENTEZ D AL LUMER LA BR LEUR MANUELLEMENT Tourner le bouton du regulateur de gaz vers la droite jusqu a la position OFF Attendre cinq 5 minutes pour laisser chapper tout le gaz Reniflez tout autour de l appareil y compris pr s du plancher pour d celer une odeur de gaz Si vous sentez une odeur du gaz ARRETEZ Passez l tape B des instructions de s curit sur la portion sup rieure gau
23. Consumer Responsibilities MN Il Safety N ME es 5 Code Requirements For Installations In Canada Code Requirements For Installations In The United States Safety Warning FlammableWapours Safety Warning Scalding 0 0c eee Safety Warning Carbon Monoxide Relief Valve Requirements TP ili Installation So ceee eene a 6 Unpacking The Water Heater Drain Pan Requirement Location Requirements Clearances And Accessibility 1 9 Gas Supply far E UT Air Requirements aee a ees e cc Venting AP e A a cet SR Water Suppl 2e 2 ER CU A Electrical Supply A Be ea ee Installation Checklist c 23ers o IV Lighting amp Operating Instructions 20 V Operation iio do ees 21 First Lightings cz a ee ato Gas Control Thermostat Flammable Vapour Sensor Temperature Regulation A eR ee Water Heater Operation Sequence Of Operation Robertshaw 2000WDER Burner Flames ae a AR eae Stacking fe 5 00 45 A Se E de Emergency shut Down o a RE ca eee Operational Conditions A a ka a Wa
24. GSW WATER HEATING G SW 599 Hill Street West Fergus ON Canada N1M 2X1 FLAMMABLE VAPOUR IGNITION RESISTANT POWER VENTED WATER HEATER INSTALLATION AND OPERATING INSTRUCTIONS Read and understand these instructions thoroughly before starting WARNING Improper installation adjustment alter ation service or maintenance can cause injury or property damage Refer to this manual For assistance or additional infor mation consult a qualified installer serv ice agency or the gas utility FOR YOUR SAFETY e Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance e Installation and service must be per formed by a qualified installer service agency or the gas utility WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage per sonal injury or death 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 E CERTIFIED PART NO 63940 REV B 06 09 This page intentionally left blank May be used for notes or to record other installation information 2292 TABLE OF CONTENTS I IntroductiON oo ooooo pra eee 4
25. ION TANK COLD IF USED OPTIONAL SUPPLY REQUIRES EXPANSION 7 TANK HOT WATER TO HOUSE CHECK VALVE EXTERNAL FLOW CONTROL Na HOSE BIB OPTIONAL WATER RETURN HEATER DRAIN PURGE VALVE A INTERNAL CIRCULATOR AIR HANDLER Figure 28 Combo Heating Air Handler CHECK VALVE EXPANSION TANK COLD IF USED OPTIONAL SUPPLY REQUIRES EXPANSION 7 TANK HOT WATER TO HOUSE FIXTURE am 8in TO 12in MAX CHECK VALVE EXTERNAL CIRCULATOR HOSE BIB OPTIONAL WATER RETURN HEATER HYDRONIC BASEBOARDS SERIES CON NECTED SHOWN Figure 29 Combo Heating Baseboard Vill TROUBLESHOOTING GUIDE Robertshaw 2000WDER SYMPTOM POSSIBLE CAUSE S CORRECTIVE ACTION Plug in power cord check fuses supply BLOWER WILL NOT START No Power to unit Thermostat setting too low Defective air pressure switch must be open at start up before blower is ener gized Defective blower Disconnected or loose wire Control locked out voltage Increase thermostat temperature set ting Replace air pressure switch Replace blower Repair reconnect wires Reset determine cause of lockout BLOWER RUNS CONTIN UOUSLY Air pressure switch not closing due to insufficient draft check for a vent piping blocked b piping length too long c frozen vent termination d clogged dirty blower Disconnected torn or blocked pres
26. RGE TIME Figure 24 Sequence Of Operation Burner Flames Inspect the burner flames through the viewport and com pare them to the drawings in Figure 25 A properly operat ing burner should produce a soft blue flame Blue tips with light blue inner cones are satisfactory The tips of the flame may have a slight yellow tint The flame should not be all yellow or have a sharp blue orange colour Contaminated air may cause an orange coloured flame Contact a qualified service technician if the flame is not satisfactory LIGHT BLUE INNER CONES ARE SATIS INCORRECT BLUE TIPS FACTORY FLAME LAZY A YELLOW CORRECT FLAME SOFT BLUE Figure 25 Flame Characteristics Stacking Stacking occurs when a series of short draws of hot water 11 litres 3 US gallons or less are taken from the water heater tank This causes increased cycling of the burner and can result in increased water temperatures at the hot water outlet A tempering device is recommended in the hot water supply line to reduce the risk of scald injury Emergency Shut Down Important Should overheating occur or the gas supply fails to shut off turn off the water heater s manual gas control valve and call a qualified service technician Operational Conditions Condensation Moisture from the products of combustion condenses on the tank surface and forms drops of water which may fall onto the burner or other hot surfaces This will produce a siz zlin
27. SURE not remove the inserts within the heat traps a on ale e Always use a proper grade of joint compound and be WITH certain that all fittings are drawn up tight RYRASS 1 Install the water piping and fittings as shown in Figure TREE AEE Ghee 17 Connect the cold water supply to the fitting 3 4 PN NPT marked COLD or C Connect the hot water TEMPERATURE AND supply to the fitting 3 4 NPT marked HOT or H PRESSURE RELIEF VALVE 2 The installation of unions in both the hot and cold water DISCHARGE LINE 300mm supply lines is recommended Pi mx CANADA OR 3 The manufacturer of this water heater recommends 150mm 6 in max U S s ABOVE DRAIN installing a tempering valve in the domestic hot water line as shown in Figure 18 These valves reduce the MASSACHUSETTS INSTALL A point of use water temperature by mixing cold and hot VACUUM RELIEF IN COLD WATER l LINE PER SECTION 19MGL 142 water Contact a licensed plumber or the local plumbing authority DRAIN PAN connect TO 4 If installing the water heater in a closed water system 477 PROPERLY OPERATING install an expansion tank in the cold water line as spec FLOOR DRAIN ified under Closed System Thermal Expansion Figure 17 Water Piping Installation 15 FOLLOW THE TEMPERING VALVE MANU FACTURER S INSTRUCTIONS TEMPERED WATER TO FIXTURE T amp P VALVE AND DIS CHARGE TEMPERING VALVE SET TO 49 C 120 F Fig
28. all amount of smoke and odour during the initial start up of the unit This is due to the burning off of oil from metal parts of a new unit and will dis appear after a few minutes of operation Anode Rod Water Odour Each water heater contains at least one anode rod which will slowly deplete while protecting the glass lined tank from corrosion and prolonging the life of the water heater Once the anode is depleted the tank will start to corrode eventu ally developing a leak Certain water conditions will cause a reaction between this rod and the water The most common _23 complaint associated with the anode rod is a rotten egg smell produced from the presence of hydrogen sulfide gas dissolved in the water Do not remove this rod perma nently as it will void any warranties stated or implied A special anode can be ordered if water odour or discoloura tion occurs This rod may reduce if not eliminate water odour problems The water supply system may require special filtration equipment from water conditioning compa ny to successfully eliminate all water odour problems Artificially softened water is exceedingly corrosive because the process substitutes sodium ions for magnesium and cal cium ions The use of a water softener may decrease the life of the water heater tank The anode rod should be inspect ed every year If the rod is more than 50 depleted the anode rod should be replaced To replace the anode
29. als involved in the design and installation of Combo Heating Systems It is the responsibility of the installer designer to follow all applicable codes to ensure the effectiveness and safety of the installation Read Before Proceeding A CAUTION Keep safety your first priority Take all pre cautions to avoid creating a fire health or safety hazard The following requirements must be met for the installation of Combo Heating Systems 1 All components used for the distribution of water in the heating loop must be suitable for potable water These include all piping fittings solder and fluxes pumps for circulation of water valves etc 2 The water heater must not be connected to a hydronic heating system that has been used previously 3 No boiler treatment chemicals of any kind shall be intro duced into the system 4 The Combo System components must be selected and sized to meet and maintain the total calculated demands for both domestic service hot water and space heating requirement The sizing and installation must be performed in accordance with good engineering prac tice such as ASHRAE Handbooks HRAI Hydronics Institute Manuals CSA B149 1 NFPA 54 ANSI Z223 1 CSA F280 National Provincial Building Codes CSA C22 1 ANSI NFPA 70 CSA B51 and or codes having jurisdiction 5 The air handler fan coil and or the circulating pump in a baseboard hydronic loop will require a dedicated 120V circuit Th
30. ant to hold the screen in place inside the termination elbow This will allow for annual screen removal inspection and cleaning of the vent pipe system of any lint or debris 3 Fit the termination elbow to a short length of vent pipe 600mm 2 ft min 1 5m 5 ft max and join with sol vent cement 4 Push this termination assembly through the wall from the outside until the joint with the elbow is within 25mm 50mm 1 in 2 in of the outside face of the wall 5 Point the elbow down and temporarily hold the assem bly in position with a small wedge or a splinter of wood OUTSIDE OF DWELLING INSIDE OF DWELLING TERMINATION ELBOW SILICONE SEALANT RODENT SCREEN Figure 7 Vent System Termination If a Vent Riser is Required 1 Fabricate the vent riser to lift the termination elbow to the height required 2 Fasten the vent riser assembly to the outside wall with brackets see Figure 9 Brackets to be supplied by installer 3 Extend the horizontal run of pipe a convenient distance through the wall to make further work easy 4 Connect the vent riser assembly to the rest of the vent ing system A CAUTION Use of Solvent Cement and Primer Use only in well ventilated areas Do not use near flame or open fire Use only the Solvent Cement and Primer appropriate for the venting material being used Solvent cements for plastic pipe are flam mable liquids and must be kept away from all sources of ignition
31. aterials must be of the same type for any given installation and must be joined with the proper primer cleaner and solvent cement See Table 2 for vent lengths and sizing e Canadian installations using PVC venting require the PVC Vent Conversion Kit P N 73901 or P N 73876 e U S A installations using PVC piping shall use the pipe assembly adaptor supplied with the heater See also Vent Pipe Connection to Blower Vent Pipe Termination A Rodent Screen must be installed in the termination elbow to prevent foreign objects from entering the venting system The plastic screens see Figure 6 supplied with this water heater are designed for use as the vent termina tion Rodent Screen Refer to Figures 8 amp 9 for information regarding the vent termination After determining the total equivalent length of vent pipe for your installation see Table 2 use the appropriate Rodent Screen to obtain the best possible efficiency Install only one of the two options listed in Figure 6 1 Drill a hole through the exterior wall slightly larger than the vent piping to allow for final alignment of the vent piping to the heater VENT LENGTH LESS THAN OR EQUAL TO 20 EQUIVALENT FEET USE THIS SCREEN VENT LENGTH GREATER THAN 20 EQUIVALENT FEET USE THIS SCREEN Figure 6 Rodent Screens 2 Install Rodent Screen in the termination elbow as shown in Figure 7 and fasten in place using silicone sealant Note Apply only enough seal
32. ation select a water temperature that is adequate for your needs There is a hot water scald potential if the thermostat is set too high WARNING Risk of scalding Hot water can produce third degree burns 60 C 140 F 54 C 130 F 49 C 120 F In households with children disabled or the elderly select a lower temperature setting Valves for reducing point of use temperature by mixing hot and cold water are available Consult a licensed plumber or the local plumbing authority in 6 seconds at in 30 seconds at in 5 minutes at 29 Water Heater Operation WARNING Keep the area around the heater clear and unobstructed Figure 24 shows the water heater s sequence of operation when a call for heat is initiated The ignition control module will attempt to light the burner three times If the ignition con trol does not detect ignition it will enter lockout mode indi cated by a three flash error code CALL FOR HEAT INDICATED BY FAST FLASH OF LED IGNITER IS ENERGIZED AND MAIN VALVE IS OPENED CONTROL CHECKS TO ENSURE PRESSURE SWITCH IS OPEN BLOWER IS ENERGIZED CONTROL CHECKS TO ENSURE PRESSURE SWITCH CLOSES INDICATING BLOWER IS OPERATING AND THERE ARE NO VENTING BLOCKAGES INLET OR OUTLET MAIN BURNER ON AND THE FLAME IS SENSED BY CONTROL MAIN BURNER CONTINUES TILL THE WATER IN THE TANK REACHES THERMOSTAT SETTING MAIN BURNER SHUTS OFF BLOWER CONTINUES FORA POST PU
33. bove grade snow level u 2 Away from corners other vents windows etc U Vertical 1 Exhaust vent termination 450mm 18 in min E above roof snow level Water System Piping 1 Temperature and Pressure relief valve proper ly installed with a discharge line run to an open drain and protected from freezing 2 All piping properly installed and free of leaks Heater completely filled with water 4 Closed system pressure build up precautions installed Electrical Connections O O O Unit connected to a dedicated power supply U O O O O w Unit connected to a 120V electrical supply Proper polarity Water heater properly grounded Installed in accordance with prevailing provi sions of local codes or in the absence of such the latest edition of Canadian Electrical Code CAN CSA C22 1 Part I Canada or National Electrical Code NFPA 70 U S A NADON gt If the answer to all of the questions above is Yes proceed with lighting the heater 19 IV LIGHTING amp OPERATING INSTRUCTIONS WARNING if you do not follow these instructions exactly a ATTENTION Quiconque ne respecte pas la lettre les fire or explosion may result causing property damage person instructions dans la pr sente notice risque de d clencher un al injury or loss of life incendie ou une explosion entrainant des dommages des blessures ou la mort This appliance does not have a pilot It is equipped wi
34. ced with GSW or John Wood products to be eligible for Warranty This Warranty is available to the original owner of a Unit installed within the boundaries of continental United States of Canada or their territories Consumers must retain point of sale proof of purchase to validate warranty entitlement This Warranty does not cover components not manufactured by GSW such as oil burners which carry the warranty given by the manufacturer thereof copy of which warranty GSW will make available to the extent supplied by the manufacturer without recourse to GSW THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF THIS EXPRESS WARRANTY IS WHERE PERMITTED BY LAW IN LIEU OF AND EXCLUDES AND REPLACES ALL OTHER CONDITIONS WARRANTIES GUARANTEES REPRESENTATIONS OBLIGATIONS OR LIABILITIES OF GSW OF ANY NATURE OR KIND EXPRESS OR IMPLIED HOWEVER ARISING WHETHER BY CONTRACT CONDUCT STATEMENT STATUTE NEGLI GENCE PRINCIPLES OF MANUFACTURER S LIABILITY OPERATION OF LAW OR OTHERWISE WITH RESPECT TO THE UNIT OR ITS FITNESS FOR A PARTICULAR PURPOSE MERCHANTABILITY INSTALLATION OPERATION REPAIR OR REPLACEMENT GSW EXPRESSLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES IN NO EVENT WILL GSW S LIA BILITIES EXCEED THE COST OF THE DEFECTIVE PART S OR UNIT GSW WILL NOT PAY FOR ANY TRANSPORTATION LABOUR INSTALLATION OR OTHER INCIDENTAL COSTS ASSOCIATED WITH THE REPAIR OR REPLACEMENT OF A DEFECTIVE PART OR UNIT This warranty and GSW
35. che de cette tiquette S il n y a pas d odeur de gaz passez l tape suivante Tourner le bouton du regulateur de gaz vers la gauche f jusqu a la position ON Mettez l appereil sous tension R glez le thermostat la temp rature d sir e Si l appareil ne se met pas en marche suivez les instructions intitul es Comment Couper R glez le thermostat a la temp rature la plus bas Coupez l alimentation lectrique de l appareil s il faut proc der l entretien Tourner le bouton du regulateur de gaz vers la droite a la position OFF V OPERATION First Lighting A CAUTION Read before proceeding If you do not follow these instructions exactly a fire or explosion may result causing property damage per sonal injury or loss of life This appliance is equipped with an ignition device which automatically lights the pilot Do not try to light manually with a match The temperature dial is adjusted to its lowest tempera ture position when shipped from factory Gas Control Thermostat This heater is equipped with a Robertshaw 2000WDER combination gas control thermostat and a hot surface ignit er A green LED on the front of the control is used to flash a system status code indicating the operational state of the control see Table 3 When initially energized with tem perature dial set at vacation the control will 1 Perform a self diagnostic check The LED will flash a system statu
36. d applicable standards The the Unit proof of date on which the Unit was first installed and the iden Unit shall be operated at temperatures not exceeding the maximum set tity of the defective part s for which a claim is being made and be sub ting of the thermostat and or high limit control provided by GSW and at mitted within 15 days following discovery of the defect s by personal water pressures not exceeding the pressure reading stated on the Unit delivery to a GSW authorized dealer point of purchase or GSW itself at 5 The Unit must be carefully inspected maintained and operated in accor GSW Water Heating dance with the manufacturer s instructions No warranty extends for 599 Hill Street West example and without limitation of the foregoing to any Unit operated Fergus ON Canada N1M 2X1 without the tank being completely filled with water without an operating Should you have questions please call our Technical Support Line at 1 anode with levels of sediment or lime precipitate which cause failure in 888 479 8324 connection to any attachment s energy saving device s or other means 9 Ifrequested by GSW information relating to the purchase transportation of heating except as approved by GSW for the Unit other than with operation and installation of the Unit must be supplied The defective potable water without any additives such as salts chlorine or chemicals part s or Unit with all components properly and securely packed s
37. efore operating e Failure to do so can result in death or electrical shock HIGH LIMIT SWITCH Figure 22 Robertshaw Wiring Diagram Control 3 4 NPT WRAP WITH TEFLON TAPE 2 WRAPS MIN GAS CONTROL SWITCH ON GAS VALVE SOLENOID FLAMMABLE VAPOUR SENSOR 2 PIN MOLEX CONNECTOR QUICK CONNECTS FOR POWER SUPPLY AND IGNITER TERMINAL BLOCK BLOWER AND JUNCTION BLOCK 8 ROTATE LEFT CCW TO REMOVE COVER MOUNTING BRACKET FLAMMABLE VAPOUR SENSOR PULL TO REMOVE Figure 21 Flammable Vapour Sensor exploded view FLAMMABLE VAPOUR SENSOR IGNITER SENSOR CONNECTOR GAS VALVE AIR PRESSURE SOLENOID SWITCH POLARITY SENSITIVE DO NOT MIS MATCH WIRING FAILURE TO CONNECT CORRECTLY WILL PREVENT THE UNIT FROM FUNCTIONING PROPERLY MANIFOLD PRESSURE ADJUSTMENT REMOVE DIAL FOR ACCESS 160F MAX DIAL OUTLET PRESSURE PORT GAS INLET 1 2 NPT SYSTEM 140F MAX DIAL OUTLET TO MANIFOLD DOOR ASS Y UNDER GAS CONTROL VIEW OF ELECTRICAL CONNECTORS WITH COVER REMOVED Figure 23 Gas Control Thermostat Details Robertshaw PIN MOLEX CONNECTOR GROUND CONNECTION GAS CONTROL VIEW FROM GAS INLET WITH TEMPERATURE DIAL REMOVED Installation Checklist Water Heater Location 1 Centrally located with the water piping system E Located as close to gas piping and vent pipe system as possible 2 Located indoors and in a vertical position Protected from freezing temperatures
38. for potable water be installed on the cold water supply line The expansion tank must have a minimum capacity of 5 6 litres 1 5 US gallons for every 190 litres 50 US gal lons of stored water and be rated at the working pressure of the water heater Contact the local water supplier or plumbing inspector for information on other methods to con trol this situation Important Do not plug or remove the temperature and pressure relief valve Temperature and Pressure T amp P Relief Valve For protection against excessive pressures and tempera tures a temperature and pressure relief valve must be installed in the opening marked T amp P RELIEF VALVE see Figure 19 This valve must be design certified by a nation ally recognized testing laboratory that maintains periodic inspection of the production of listed equipment or materials as meeting the requirements of the Standard For Relief Valves For Hot Water Supply Systems ANSI Z21 22 CSA 4 4 The function of the temperature and pres sure relief valve is to discharge water in large quantities in the event of excessive temperature or pressure developing AWARNING Explosion Hazard If the temperature and pressure relief valve is dripping or leaking have a licensed plumber repair it Do not plug valve Do not remove valve Failure to follow these instructions can result in death or an explosion in the water heater The valve s relief pressure must not exceed the working
39. g or frying noise This condensation is normal and should not be confused with a leaking tank Condensation may increase or decrease at different times of the year High efficient energy saver water heaters will produce larg er amounts of condensation on initial start up or when a large amount of hot water is being used Do not confuse this with a tank leak Once the water reaches a temperature of 49 C 120 F and the tank warms up usually 1 2 hours the condensation will stop Important It is always recommended that a suitable drain pan be installed under the water heater to protect the area from water damage resulting from condensation a leaking tank or piping connections Refer to Location Requirements Under no circumstances is the manufactur er to be held responsible for any water damage in connec tion with this water heater Water Heater Sounds During the normal operation of the water heater sounds or noises may be heard These noises are common and may result from the following 1 Normal expansion and contraction of metal parts during periods of heat up and cool down 2 Condensation causes sizzling and popping within the burner area and should be considered normal 3 Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank fail ure Drain and flush the tank as directed under Draining and Flushing Smoke Odour The water heater may give off a sm
40. gas supplier and gas authorities DO NOT PUT INTO SERVICE IF OVER PRESSURIZATION HAS OCCURRED Important The gas supply pressure must not exceed the maximum supply pressure as stated on the water heater s data plate Gas Leak Testing Important This water heater and its gas connection must be leak tested before placing the appliance in operation e If the code requires the gas lines to be tested at a pres sure exceeding 14 in w c 3 5 kPa the water heater and its manual shut off valve must be disconnected from the gas supply piping system and the line capped e Ifthe gas lines are to be tested at a pressure less than 14 in w c 3 5 kPa the water heater must be isolated from the gas supply piping system by closing its manu al shut off valve U L recognized fuel gas and CO detectors are recom mended in all applications and should be installed using the manufacturer s instructions and local codes rules or regu lations Note Air may be present in the gas lines and could prevent the burner from lighting on initial start up The gas lines should be purged of air by a qualified service technician after installation of the gas piping system 8 Air Requirements Important Air for combustion and ventilation must not come from a corrosive atmosphere Any failure due to cor rosive elements in the atmosphere is excluded from war ranty coverage Installations in or for certain places including but not limited
41. go into a soft lockout state 11 The LED on the control will flash a system status code indicating the lockout state due to ignition failure see Table 3 12 Unplugging the power cord then reinserting it into the electrical receptacle will reset the control Alternatively the control will automatically reset itself approximately 20 minutes after entering the soft lockout state 13 The control will normally establish a flame and maintain the flame until the call for heat is satisfied 14 After the burner is lit the gas control thermostat will electronically monitor the presence of a flame 15 When the desired water temperature has been reached the gas control thermostat will stop the flow of gas to the burner When heater is ready to be put into service 1 Turn the manual gas shut off valve to the ON position 2 Turn the gas control switch to ON 3 Smell all around the appliance area for gas Be sure to smell next to the floor because some gases are heavier than air and will settle on the floor What to Do If You Smell Gas e Turn the manual gas shut off valve to the OFF position e Do not try to light any appliance e Do not touch any electric switch do not use any phone in your building e Evacuate all occupants from your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e If you cannot reach your gas supplier call the fire depart
42. h 76mm 3 in 45 long radius elbow is equivalent to 1 2m 4 ft of vent length Minimum distance between elbows is 150mm 6 in Do not mismatch venting materials Check local codes to determine which materials are allowed in your area Pipe assembly adaptor must be used with PVC venting material see Figure 14 Table 2 Allowable Vent Lengths and Materials Vert and Horiz Water Supply lations where the water pressure is high The pressure Piping Installation reducing valve should be located on the supply to the entire Piping fittings and valves should be installed according to house in order to maintain equal hot and cold water pres the installation drawing Figure 17 A pressure reducing Sure valve and or an expansion tank may be required for instal Important IN A CLOSED SYSTEM USE EITHER 1 THERMAL EXPANSION TANK Do not apply heat to the water fittings on the heater as aa OR they may contain nonmetallic parts If solder connections 2 PRESSURE RELIEF VALVE T are used solder the pipe to an adaptor before attaching jor a Ue the adaptor to the hot and cold water fittings WATER e Some models may contain energy saving heat traps to OUTLET or prevent the circulation of hot water within the pipes Do SHOWN FOR PRES
43. hall except those added for the sole purpose of rendering the water fit for be returned transportation pre paid to the address designated by GSW in domestic use the written request All claims are subject to validation by GSW 6 All repairs must be made by a competent and qualified person who is cer tified by GSW or one of its authorized dealers to work on the Unit using factory approved replacement parts and the Unit shall not be otherwise modified altered or improperly repaired 29
44. he correct use and setting of the control 15 If the LED is on continuously it indicates a control failure Call for assistance Flammable Vapour Sensor When using a gas fired water heater there is a risk of flam mable vapours entering the combustion chamber being ignited by the burner flame and causing a flashback In order to detect such flammable vapours before they enter the combustion chamber this water heater is equipped with a flammable vapour sensor FVS It is a chemical absorp tion based sensor that is connected to the gas control ther mostat see Figures 21 amp 22 When exposed to flammable vapours it will trigger the control to stop the flow of gas and enter the FVS lockout state While in the FVS lock out state the LED on the control will flash the 2 and 1 Gas lock out code If this occurs check around the water heater for sources of chemical contamination such as flammable vapours including gas vapours solvents paint and thinners as well as sources of water and detergents Remove any such sources check the surrounding area for damage and call a qualified service technician to service the water heater and replace the flammable vapour sensor If there is a prob lem with the wiring of the flammable vapour sensor or the flammable vapour interface the LED will flash the 2 and 3 status code Table 3 SYSTEM STATUS CODES Steady ON Control Failure or Miswiring Slow Flash Water Heater is in Stand by Mode Fast Fla
45. iances in the con fined space d Equipment located in confined spaces all air from outdoors through ventilated attic When supplying air directly through vertical ducting each opening shall have a free minimum area of one square inch per 4 000 BTU hour 5 5 cm kW of total input rating of all appliances in the confined space MAAWARNING Burn Hazard Do not touch vent RUN est can result in 10 Venting This water heater has a power vent system that discharges all its combustion products outdoors The heater must be properly vented for removal of exhaust gases Correct installation of the vent pipe system is mandatory for the safe and efficient operation of this water heater and is an impor tant factor in the life of the unit Vent pipe must be installed in accordance with all local and provincial or state codes or in the absence of such the lat est edition of Natural Gas and Propane Installation Code CAN CSA B 149 1 Canada or National Fuel Gas Code ANSI Z223 1 NFPA 54 U S A Note Do not common vent this water heater with any other appliance Do not install in the same chase or chimney with a metal or high temperature plastic from another gas or fuel burning appliance Vent Pipe Material e This heater has been certified to use Schedule 40 ABS PVC or CPVC venting material e Check local codes to determine which materials are allowed in your area e Use only solid not foam core piping All m
46. is must be provided and identified for this purpose 6 All piping between the water heater and the air handler or hydronic baseboard loop must be adequately insulat ed 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 Combo Heating Systems require higher water temper atures than other applications When the system is used to supply water for Combo Heating applications a means such as mixing valve must be installed to tem per the water in order to reduce scald hazard potential see Figures 28 amp 29 25 nstallation The heating mode may be one of the following options A A fan coil air handler Figure 28 B Ahydronic baseboard finned tube loop in floor heating Figure 29 The following is a list of requirements for the installation of the heating loop to the water heater 1 Install shut off valves and unions so that the water heater can be isolated from the heating module should servicing of the water heater become necessary 2 Install a drain valve at the lowest point of the heating loop so that water can be drained from the heating mod ule without affecting the water heater 3 If the air handler does not have a venting means at the CIRCULATOR highest point of the piping arrangement install an air bleed at the highest point of the plumbing arrangement CHECK VALVE EXPANS
47. isconnected wire Burner orifice clogged Blocked water heater flue 10 Defective control 11 Defective Flammable Vapour Sensor Check turn on gas supply 2 Turn control switch to ON position Ensure correct supply pressure for gas type Nat Gas 7 0 in w c 1 74 kPa Propane 11 0 in w c 2 74 kPa Check adjust for correct manifold gas pressure NG 3 5 in w c 0 87 kPa Propane 10 0 in w c 2 49 kPa Ensure correct gas type for water heater model Replace defective igniter reconnect wiring Reposition clean or replace defective flame rod reconnect wiring Remove obstruction 10 11 Remove blockage clean flue Replace Control Replace Defective Flammable Vapour Sensor CONTROL LOCKED OUT SOLID GREEN LED Internal control fault 2 ECO failure excessive water temper ature Excessive humidity damp environment 27 Replace control 2 Replace control Allow control to dry IX PARTS REFERENCE ILLUSTRATION FRONT VIEW Vent Termination Elbow with Rodent Screen Vent Pipe Vent Pipe Coupling if required Vent Pipe Elbow long radius Limit Switch T amp P Valve Diptube Baffle Assembly Driptube Gas Control Thermostat Gas Control Thermostat Cover Drain Valve Outer Gas Door Manifold Door Assembly behind outer door Floor Drain Drain Pan Flammable Vapour Sensor
48. lvent cement and join the PVC coupling of the adaptor to the venting system PVC Only 3 At the rubber coupling loosen the upper gear clamp to allow the vent piping to be inserted fully 32mm 1 1 4 in deep Do not use sealant or glue PVC PIPE 76mm 3 in ADAPTOR FOR PVC P N 73876 50mm 2 in ADAPTOR FOR PVC P N 73901 CPVC UPPER GEAR ___ RUBBER ADAPTOR gt Figure 14 Pipe Assembly Adaptors a FOR 40 AND 50 GALLON HEATERS BLOWER ASS Y WITH RUBBER COUPLING FOR 50mm 2 in NOMINAL ABS OR CPVC VENT PIPE PVC VENTING REQUIRES ADAPTOR KIT P N 73901 SEE FIGURE 14 b FOR 40 AND 50 GALLON HEATERS BLOWER ASS Y WITH RUBBER COUPLING FOR 76mm 3 in NOMINAL ABS OR CPVC VENT PIPE PVC VENTING REQUIRES ADAPTOR KIT P N 73901 SEE FIGURE 14 c FOR 40 AND 50 GALLON HEATERS BLOWER ASS Y WITH RUBBER COUPLING FOR 76mm 3 in NOMINAL ABS OR CPVC VENT PIPE PVC VENTING REQUIRES ADAPTOR KIT P N 73876 SEE FIGURE 14 VENT Al 50mm 2 in TOP GEAR CLAMP RUBBER pe COUPLING BOTTOM GEAR CLAMP BLOWER OUTLET FLANGE REDUCER 76mm 50mm 3 in 2 in VENT PIPE PEE 3 in RUBBER COUPLING PIN 63234 Figure 15 Blower Fittings and Vent Pipe Options MODEL 5065 HEATERS BLOWER ASS Y WITH RUBBER COUPLING FOR 76mm 3 in NOMINAL ABS CPVC OR PVC VENT PIPE Figure 16 Blower Fittings and Vent Pipe Options 14
49. m a neighbor s home Do not attempt to clean the spill until all ignition sources have been extinguished Safety Warning Scalding A DANGER PUTT HOT MA q Hot water produced by this appliance can cause severe burns due to scalding The hazard is increased for young children the aged or the disabled when water temperatures exceed 52 C 125 F Use tempering valves also known as mixing valves in the hot water system to reduce the risk of scalding at point of use such as lavatories sinks and bathing facilities Such precautions must be followed when this heater is operated in combination with dishwashing or space heating applications Safety Warning Carbon Monoxide DANGER Carbon Monoxide Warning e Follow all vent system requirements by the local authorities having jurisdiction over your installation e Failure to do so can result in death explo sion or carbon monoxide poisoning As with all fuel burning equipment this heater requires an adequate supply of air for combustion and ventilation An insufficient air supply can result in poor combustion or the re circulation of the flue gases Such a condition can cause soot build up and present a fire hazard Flow reversal of flue gases can cause an increase of carbon monoxide inside of the dwelling that could result in serious bodily harm or death from asphyxiation MAKE SURE THE FLOW OF COMBUSTION AND VENTI LATION AIR IS NOT RESTRICTED S52 Relief Valve Require
50. ments T8 P All water heaters must be fitted with a proper temperature and pressure relief valve These valves must be certified as meeting the requirements of the Standard For Relief Valves For Hot Water Supply Systems ANSI Z21 22 CSA 4 4 If this water heater has been exposed to flooding freezing fire or any unusual condition do not put it into operation until it has been inspected and approved by a qualified service technician THESE CONDITIONS CAN RESULT IN UNSEEN INTER NAL DAMAGE and are not subject to warranty coverage CAUTION Hydrogen gas can be produced in a hot water system served by this heater that has not been used for a long period of time generally two 2 weeks or more Hydrogen gas is extremely flammable and can ignite when exposed to a spark or flame To reduce the risk of injury under these conditions it is recommended that the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance con nected to the hot water system Use caution in opening faucets If hydrogen is present there will probably be an unusual sound such as air escaping through the pipe as the water begins to flow There should be no smoking or open flame near the faucet at the time it is open 111 INSTALLATION Unpacking the Water Heater WARNING Excessive Weight Hazard Use two or more people to move and install water heater Failure to do so can result in back or other injury
51. or gas including near the floor If you then smell gas STOP Follow B in the safety information above to the left on this label If you do not smell gas proceed to the next step Turn gas control switch counterclockwise M1to ON Turn on all electric power to the appliance Set thermostat dial to desired setting AL CASPAR BE If the appliance will not TEMPERATURE Operate follow the instructions To Turn Le Off Gas To Appliance LE PS NON and call your service POSITION technician or gas sup plier SWITCH SHOWN OW En Y Set the thermostat dial to lowest setting Turn off all electric power to the appliance if service is to be performed Press gas control switch It will automatically turn to OFF BOUTON DU JOR REGULATEUR L admission De Gaz De L appareil et appelez un DE GAZ EN technicien qualifi ou le fournisseur de gaz POSITION ON Cet appareil ne comporte pas de veilleuse Il est muni d un dispositif d allumage qui allume automatiquement la br leur Ne tentez pas d allumer le br leur manuellement AVANT DE FAIRE FONCTIONNER reniflez tout autour de l appareil pour d celer une odeur de gaz Reniflez pr s du plancher car certains gaz sont plus lourds que l air et peu vent s accumuler au niveau du sol E FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ e Ne pas tenter d allumer d appareil Ne touchez aucun interrupteur ne pas vous servir des t l phones se trouvant dans le b
52. ou what can happen if the instructions are not followed The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances known to the State of California to cause cancer birth defects or other reproductive harm and requires businesses to warn of potential exposure to such substances WARNING This product contains a chemical known to the State of California to cause cancer birth defects or other reproductive harm This appliance can cause low level exposure to some of the substances listed including formalde hyde carbon monoxide and soot 1 INTRODUCTION Thank you for purchasing a Flammable Vapour Ignition Resistant Power Vented Water Heater This water heater is designed to reduce the risk of flammable vapour related fires by shutting the burner down before flammable vapours get into the water heater combustion chamber This is achieved by the means of the flammable vapour sensor Properly installed and maintained it will provide years of trouble free service This gas fired water heater has been developed to produce potable hot water for normal residential demands and may also be used in combination with space heating applica tions Any deviation from these applications could affect your warranty Consumer Responsibilities This manual has been prepared to acquaint you with the installation operation and maintenance of your gas fired water heater and provide impor
53. ow all the water to drain from the tank Flush the tank with water as needed to remove sediment 7 Close the drain valve refill the tank and restart the heater as directed under Water Heater Operation OV 2 00 If the water heater is going to be shut down for an extended period the drain valve should be left open Important Condensation may occur when refilling the tank and should not be confused with a tank leak Routine Preventative Maintenance Important If you lack the necessary skills required to prop erly perform this visual inspection you should not proceed but get help from a qualified service technician At least annually a visual inspection should be made of the venting and air supply system piping systems and main burner Check the water heater for the following e Build up of soot and carbon on the main burner Check for a soft blue flame e Leaking or damaged water and gas piping e Presence of flammable or corrosive materials in the installation area e Presence of combustible materials near the water heater e Verify proper operation after servicing this water heater Venting System and Blower Inspect the venting system periodically minimum twice annually to make certain that the vent passageways vent terminal and blower assembly are free and unobstructed Ensure that any condensate is draining freely Clean as nec essary e Inspect the vent piping elbows and connections for signs
54. pressure of the water heater as stated on the data plate Important Only a new temperature and pressure relief valve should be used with your water heater Do not use an old or existing valve as it may be damaged or not adequate for the working pressure of the new water heater Do not place any valve between the relief valve and the tank The Temperature and Pressure Relief Valve Must not be in contact with any electrical part Must be connected to an adequate discharge line Must not be rated higher than the working pressure shown on the data plate of the water heater TEMPERATURE AND PRESSURE RELIEF j VALVE a DISCHARGE LINE 19mm 3 4 in ee MIN DO NOT CAP OR PLUG DRAIN PAN CONNECT TO PROPERLY OPERATING FLOOR DRAIN Figure 19 Temperature amp Pressure Relief Valve Installation The Discharge Line Driptube Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line Must not be capped blocked plugged or contain any valve between the relief valve and the end of the dis charge line e Must terminate a maximum of 300mm 12 in Canada or 150mm 6 in U S A above the floor Must be capable of withstanding 121 C 250 F without distortion Must be installed to allow complete drainage of both the valve and discharge line Electrical Supply IMPORTANT The electrical controls used inside the gas cont
55. proper overload fuse or breaker protection e Fill the tank with water and check all connections for leaks Open the nearest hot water faucet and let it run for 3 minutes to purge the water lines of air and sedi ment and to ensure complete filling of the tank The electrical power may then be turned on Verify proper operation after servicing Note Always reference the wiring diagram for the correct electrical connections HIGH LIMIT SWITCH LIMITEUR DE TEMP A MAXIMUM BLOWER VENTILATEUR AIR PRESSURE SWITCH MANOSTAT D AIR GREEN VERT WHITE BLANC BLACK NOIR a JUNCTION BOX ok BOITE DE JUNCTION 3 6 UE BL gt YELLOWWAUNE a VAPOUR APOUR NENSOR DETECTEUR APEURS INFLAMATABLES 12 ES VALVE N E4 GAL 11 E3 L 52 gt of L non IF WIRING HAS TO BE REPLACED IN THE FIELD USE ONLY TYPE TEW 105 C WIRE SI LE FILAGE ELECTRIQUE DOIT ETRE REMPLACER SURI PLACE UTILISER SEULEMENT LE FILAGE DE TYPE TEW 105 C ELECTRICAL RATING 120V 12A OR LESS 60 HZ ADMISSIBLES ELECTRIQUES 120V 12A 60HZ GSW WATER HEATING IGNITER ENFLAMMER 0 Em q FLAME SENSOR D TECTEUR DE FLAMME 1 73511 Figure 20 Robertshaw Wiring Diagram Junction Box 17 AWARNING Electrical Shock Hazard e Disconnect power before servicing e Replace all parts and panels b
56. r supply shall be introduced from the out doors regardless of whether the space is confined or unconfined Confined Space Air Requirements for Canadian Installations Refer to Figure 4 a or b and Table 1 for proper sizing and location of combustion air ducts and openings CHECK LOCAL CODES a Two permanent openings shall be provided connecting the confined space e g closet small room with the unconfined space Each opening shall have a free area of one square inch per 1 000 BTU hour input 22 cm kW of all appliances in the confined space The top opening shall be located as close to the ceiling as prac tical but never lower than the top of the heater see Figure 4 a The bottom opening shall be located nei ther more than 450mm 18 in nor less than 150mm 6 in above floor level b When using a single air supply the duct shall terminate within 300mm 12 in above and within 600mm 24 in horizontally of the burner level of the appliance having the largest input For example GSW s water heaters burners are 150mm 6 in from the floor plus 300mm 12 in equals 450mm 18 in as shown in Figure 4 b All exterior vent openings are to be at least 300mm 12 in above the ground and clear of snow levels PERMANENT Y OPENINGS CONFINED UNCONFINED EQUIPMENT LOCATED IN CONFINED SPACES ALL AIR FROM INSIDE THE BUILDING 300mm 12 in MIN b OOOO PERERIN GRADE COMBINATION
57. rizontal runs must not under any circumstances run downhill then run uphill thus forming a valley where con densation can accumulate and block the vent pipe 2 Horizontal runs require a minimum 3mm 1 8 in rise per 1 5m 5 ft and a support every 1 2m 4 ft Ensure there is enough height between heater and termination to raise vent pipe runs the required distance 3 Vertical runs require a support every 1 5m 5 ft that must provide proper support to prevent stress on the pipes Vent Pipe Connection to Blower A rubber coupling is supplied with the water heater to con nect the venting to the blower using gear clamps supplied Important These connections must be properly sealed to prevent the leakage of the products of combustion into the living area Rubber Coupling Connection ABS and CPVC vent piping may be directly connected to the blower assembly as shown in Figures 15 amp 16 For heaters installed as shown in Figure 15 c order 50mm 3 in rub ber coupling connector P N 63234 PVC vent pipe installations must use a PCV vent conversion kit as shown in Figure 14 Order PVC Vent Conversion Kit P N 73901 for 50mm 2 in vent pipe installations For 76mm 3 in vent pipe installations order PVC Vent Conversion Kit P N 73876 1 Clean and lightly sand the end of the vent pipe that will connect to the rubber coupling This will ensure a good mechanical connection between the coupling and the pipe 2 Apply so
58. rol thermostat mounted on this water heater are polar ity sensitive Ensure the electrical supply is connected cor rectly in the receptacle box Failure to connect correctly will prevent the unit from functioning properly see Figures 20 amp A WARNING When the unit is plugged in 120VAC is pres ent at the electric connections of the gas control thermostat 22 Before performing any electrical service work label all wires to avoid connection errors If wiring has to be replaced use only TYPE TEW 105 C wire except igniter wires If there is a problem with igniter wires replace ignit er assembly in its entirety In locations where a sump pump failure flooding or exposure to water may be present a ground fault receptacle is recommended Important Do not use an extension cord to connect the water heater to an electrical outlet Ensure that the water heater and the outlet are proper ly grounded Failure to properly ground the heater can prevent the unit from operating Ensure that the water heater is installed in accordance with prevailing provisions of local codes or in the absence of such the latest edition of Canadian Electrical Code CAN CSA C22 1 Part I Canada or National Electrical Code NFPA 70 U S A Before plugging in the water heater always make sure The voltage and frequency correspond to that specified on the water heater wiring diagram e The electrical outlet has the
59. s code to indicate that it is in vacation mode 2 Ona call for heat the control checks to ensure the air pressure switch on the blower is in the open position If closed the sequence pauses and the blower is not ener gized 3 With the air pressure switch proven open the control energizes the blower 4 With the blower energized the control checks to ensure the air pressure switch closes At this point the air pres sure switch must close or the blower will run continu ously 5 The high limit switch on the blower is wired in series with the air pressure switch so both switches must be closed or the blower will run continuously With proven airflow and the high limit switch closed a flame safety check is undertaken to ensure a flame is not present prior to ignition 6 Providing a flame present signal is not detected the hot surface igniter is energized and a warm up period of approximately 17 seconds is initiated 7 Following the igniter warm up period the control allows gas to flow to the burner initiating a 4 second trial for ignition period 8 Ifa flame cannot be established within the trial for igni tion period is extinguished or the flame signal drops below 0 7 microamps the control will stop the flow of gas to the burner 9 The blower continues to be energized and a 30 second inter purge is undertaken 10 The control will attempt for ignition again If a flame can not be established after three attempts it will
60. sh Water Heater is in Heat Mode Ignition Failure Flammable Vapour Detected Flammable Vapour Sensor 2 flashes RE Interface Failure or Miswiring Pressure Switch Fails to 3 flashes Si Open 3 flashes puo9es 10 asneg Jeodai 9 Spuo9es 104 esned kk Pressure Switch Fails to Close ECO Failure Vacation Mode Excessive moisture on the gas control thermostat or Hi Limit Switch is Open Flame is Present at the End of System lock out Call your service provider for System interruption safety shutdown Resettable nes Heat Cycle assistance lock out condition Resettable Lock Out The gas control thermostat can be reset by unplugging the power cord to remove power and then reinserting the plug to restore the power Alternatively the control will automatically attempt to reset after a 20 minute wait period Also see Troubleshooting Guide Temperature Regulation The temperature dial is adjusted to its lowest tempera ture position when shipped from factory The temperature of the water can be selected by setting of the temperature dial on the front of the gas control see Figure 23 The large arrow position on the thermostat is the preferred starting point for setting the temperature control Each division on the thermostat dial represents a 3 C 5 F water temperature change Energy conservation is a con sideration when selecting the water temperature setting For most economical oper
61. should be sealed with a plumbing roof boot or equivalent flashing The specifications are displayed in Figure 11 Vent Pipe Installation Refer to Table 2 for maximum and minimum vent length Plan the vent system layout so that proper clearances are maintained from plumbing and wiring Vent pipes serving power vented appliances are classified by building codes as vent connectors Required clearances from combustible materials must be provided in accordance with information in this manual under Location Of Heater and with the lat est edition of Natural Gas and Propane Installation Code CAN CSA B149 1 Canada or National Fuel Gas Code ANSI Z223 1 NFPA 54 U S A and local codes 1 Construct and route vent pipe connections to the water heater 2 Ensure all vent components fit properly 3 When all the components fit properly apply solvent cement to join them permanently 4 Proceed to attach the venting system to the rubber cou pling of the water heater see Figures 15 amp 16 Important The following guidelines and those shown in Figures 12 amp 13 are good recommended practice for vent ing installations Applicable local codes supersede this set of venting guidelines e Venting should be as direct as possible with a minimum number of pipe fittings Vent diameter must not be reduced unless specifically noted in the installation instructions Support all horizontal pipe runs every 1 2m 4 ft and
62. t is suitable for potable drinkable water such as copper CPVC or poly butylene DO NOT use PVC water piping DO NOT use any pumps valves or fittings that are not compatible with potable water DO NOT use valves that may cause excessive restriction to water flow Use full flow ball or gate valves only DO NOT use any lead based solder in potable water lines Use appropriate tin antimony or other equivalent material DO NOT tamper with the gas control thermostat igniter flammable vapour sensor or temperature and pressure relief valve Tampering voids all warranties Only qualified service technicians should service these components DO NOT use with piping that has been treated with chro mates boiler seal or other chemicals DO NOT add any chemicals to the system piping which will contaminate the potable water supply Closed System Thermal Expansion Periodic discharge of the temperature and pressure relief valve may be due to thermal expansion in a closed water supply system The water utility supply meter may contain a check valve backflow preventer or water pressure reducing valve This will create a closed water system During the heating cycle of the water heater the water expands caus ing pressure inside the water heater to increase This may cause the temperature and pressure relief valve to dis charge small quantities of hot water To prevent this it is recommended that a diaphragm type expansion tank suit able
63. tant safety information in these areas It is your responsibility to ensure that your water heater is properly installed and cared for FAILURE TO FOLLOW THE INSTRUCTIONS IN THIS MANUAL MAY RESULT IN SERIOUS BODILY INJURY AND OR PROPERTY DAMAGE THOROUGHLY READ AND UNDERSTAND ALL INSTRUCTIONS BEFORE YOU ATTEMPT TO INSTALL OPERATE OR MAINTAIN THIS HEATER Installation and service requires trade knowledge in the areas of plumbing electricity venting air supply and gas supply If you lack these skills or have difficulty understand ing these instructions you should not proceed Enlist the help of a qualified service technician to install this water heater Examples of qualified service technicians include those trained in the plumbing and heating industry local gas utili ty personnel or an authorized service person Service to the Power Vent System should only be per formed by a qualified service technician The manufacturer and seller of this water heater will not assume any liability for any property damage personal injury or death resulting from improper sizing installation or failure to comply with these instructions The warranty on this water heater is in effect only when the water heater is installed and operated in accordance with these instructions A data plate identifying your water heater can be found above the gas control thermostat When refer ring to your water heater always have the information listed on the
64. ter Heater Sounds 722288 ee een Smoke OdOur 1148220 En Anode Rod Water Odour VI Maintenance 5 2 RB ee ee 24 Draining And Flushing HBP o Routine Preventative Maintenance Temperature And Pressure Relief Valve 4 4 Replacement Parts IAB cs cee eee Mee Vil Combination Heating 25 Read Before Proceedings ee eee Installation AO dos Ake dae VIII Troubleshooting Guide Robertshaw 2000WDER 27 IX Parts Reference Illustration 28 Warranty ss OR ee 29 RETAIN THESE INSTRUCTIONS IN A SAFE LOCATION FOR FUTURE REFERENCE Your safety and the safety of others is very important We have provided many important safety messages in this manual and on your appliance Always read and obey all safety messages This is the safety alert symbol This symbol alerts you to potential hazards that can kill or hurt you and others All safety messages will follow the safety alert symbol and either the word DANGER or WARNING DANGER You can be killed or seriously injured if you don t immediately follow instructions WARNING You can be killed or seriously injured if you don t follow instructions All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell y
65. th an ignition device which automatically lights the burner Do not try to light the burner 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 QU Do not touch any electric 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 Use only your hand to push in or turn the gas control switch Never use tools If the switch will not push in or turn by hand do not try to repair it call a qualified service tech nician Force or attempted repair may result in a fire or explosion Do not use 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 STOP Read the safety information above to the left on this label Set the thermostat to the lowest setting Turn off all electric power to the appliance This appliance is equipped with an ignition device which automatically lights the burner Do not try to light the burn er by hand Press gas control switch lt will automatically turn to OFF Wait five 5 minutes to clear out any gas Then smell f
66. under cover Combo Heating System Return Inlet Optional Air Inlet Snorkel Combo Heating System Supply Outlet Optional Power Cord CNE Figure 29 Parts Reference Air Switch inside box Junction Box Junction Box Cover Air Tubing Rubber Coupling Gear Clamp Draft Diverter Hot Water Outlet Nipple Anode under cap Cold Water Inlet Nipple Flexible Manifold Tube Viewport Hot Surface Igniter Gas Orifice Sheet Metal Burner Gas Manifold Flame Sensor Rod Manifold Door Gasket Manifold Door Two Piece Grommet With Clip Items not supplied with the water heater Certificate of Warranty See Rating Label Serial Number prefix for Warranty Code PR ST UV W Y Warranty Code Reduced warranty period Standard Warranty Years 3 5 6 7 8 9 10 12 applies to Newfoundland Reduced Warranty Years 2 3 3 5 5 5 5 7 For its GSW and John Wood water heaters and storage boosters Unit GSW Water Heating GSW warrants that upon receipt of a properly verified Warranty claim within the Warranty Period it will at its election repair or replace units which leak or parts which are defective in material or workmanship subject to the terms and conditions set forth in this certificate GSW will not assume any expense or liability for unauthorized returns nor repairs made by a person who has not been authorized by GSW or one of its authorized dealers GSW Units parts must be repla
67. upon this odourant as an indication of leaking gas MANUAL gee ons SHUT OFF CONTROL THERMOSTAT GROUND JOINT UNION DRIP LEG This gas piping must be installed in accordance with all local and provincial or state codes or in the absence of such the latest edition of Natural Gas and Propane Installation Code CAN CSA B 149 1 Canada or National Fuel Gas Code ANSI Z223 1 NFPA 54 U S A Note When installing gas piping apply sealing compounds approved for use with natural and propane gas 1 Install a readily accessible manual shut off valve in the gas supply line as recommended by the local utility The owner operator must be shown the location of this valve and be given instructions on how to use it to shut off the gas to the heater 2 Install a drip leg if not already incorporated as part of the water heater as shown The drip leg must be no less than 76mm 3 in long for the accumulation of dirt foreign material and water droplets 3 Install a ground joint union between the gas control thermostat and the manual shut off valve This is to allow easy removal of the gas control thermostat 4 Turn the gas supply on and check for leaks Use a chlo ride free soap and water solution bubbles forming indi cate a leak or other approved method Gas Pressure AWARNING Exposure to a higher gas supply pressure may cause damage to the control resulting in explosion or fire Consult your local
68. ure 18 Tempering Valve Installation 5 Install a shut off valve in the cold water inlet line It should be located close to the water heater and be eas ily accessible The owner operator must be shown the location of this valve and be given instructions on how to use it to shut off the water to the heater Filling the Water Heater Do not insert the power cord into the electrical receptacle until all the following steps have been completed 1 Make sure the drain valve is closed 2 Open all hot water faucets served by the system to allow air to escape from the tank 3 Open the cold water inlet valve NOTE When filling avoid water leakage Do not allow the insulation of the water heater to get wet as water can reduce the effectiveness of the insulation 4 When an uninterrupted stream of water without appar ent air bubbles flows from the open hot water faucets the tank is full 5 Close the hot water faucets and check the system for leaks Repair as required and retest 6 Connect a hose to the drain valve and route to a suit able drain 7 Open the drain valve and let water run to flush out any foreign matter that may have entered the system Continue flushing until clean water flows 8 Close the drain valve disconnect the hose ensure the drain valve does not drip and re fill the tank Please note the following DO NOT install this water heater with iron piping The sys tem should be installed only with piping tha
69. water sup may eventually leak you must protect against any potential water dam plied to your home within the period of time shown in table at the top of age GSW accepts no responsibility for such damage nor any incidental this page or consequential loss nor damage s related thereto suffered by the Residential units installed and used in a commercial application carry a owner of the Unit nor by any third party warranty period of one 1 year from date of installation and 3 The Unit shall not be installed where it will be exposed to adverse or Any repair or replacement of any part tank or Unit under this Warranty unusual environmental or corrosive conditions No warranty extends for will not extend the Warranty Period beyond that calculated from the date example and without limitation of the foregoing to Units exposed to of first installation of the original Unit The date of first installation will salts chemicals exhausts pollutants or contaminants Further no war be deemed to be the later of the date indicated by the Unit s serial num ranty extends to Units affected by fire freezing or flood Acts of God ber or if supplied with the Warranty claim the sales receipt or installer s or any other contingency beyond the control of GSW receipt 4 The Unit shall be equipped with a properly operating temperature and 8 A claim under this Warranty must include the model and serial number of pressure relief valve as specified by GSW an

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