Smith Cast Iron Boilers JW327 User's Manual
Contents
1. 6 Reconnect the plumbing lines Shut Down For Extended Periods When away for extended periods of time such as vacation and no freezing temperatures are expected 1 Shutoff the oil supply at the tank 2 Shutoff the cold water supply to the heater 3 Turn OFF the electrical supply to the water heater 4 Open an upstairs hot water faucet to relieve any pres sure When freezing temperatures are expected 1 Shut off the oil supply at the tank 2 Shut off the cold water supply to the heater NOTE It is recommended that all water lines in the home be drained Contact a qualified plumber for directions applicable to the heater 3 Turn OFF the electrical supply to the water heater 4 Connect a hose to the drain valve and drain as directed in Draining Flushing and Sediment Removal 5 Leave the drain hose attached as a reminder that the tank has no water in it Re Starting The Heater After Shut Down 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 faucets2. in 58 1 2 1 4 178 es 6 7 Figure 2 Installation Dimensions Center Flue Models Figure 3 Installation Dimensions Center Rear Flue Models PEPER 3 3 3 3 3 3 gt 513 5 13 513 5 3 5 3 1315 3 513 g I O m O gt 5 In Figure 4 Installation Diagram Air Requirements An adequate supply of combustion and ventilation air is required to Ensure proper combustion Reduce risk of property damage severe bodily injury or death from possible flue gas leakage and carbon monox ide emissions Do not install an exhaust fan in the same room as the water heater Satisfactory combustion cannot be sustained in an area that is not provided with fresh air Fresh air contains oxygen that is necessary for proper combustion If the water heater is installed in a confined space sufficient fresh air must be drawn in from outside of the enclosure NOTE Lack of adequate fresh air supply may cause a poor flame Air Supply CAUTION If an all house ventilation fan is used a sep arate outside air duct must be used and ducted to the furnace room and or room where the water heater is located In Canada If the water heater is installed a house built to the require ments of the National Building Code of Canada 1985 or a subsequent edition the space shall be provided with air inlets as outlined below or have a me
3. 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 An identifying data plate can be found at the front of your water heater When referring to your water heater always have the information listed on the data plate readily available Protect your warranty Regularly service your water heater as directed in the Maintenance section of this manual 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 SAFETY 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 Installation Code for Oil Burning Equipment CSA B139 04 and Canadian Electrical Code Part 1 C22 1 available from Canadian Standards Association 5060 Spectrum Way Mississauga Ontario Canada L4W 5N6 a3 2 For Installations in the United States Standard for the Installation of Oil Burning Equipment NFPA 31 and National Electrical Code NFPA 70 available from American
4. be required for installations where the water pressure is high The pressure reducing valve should be located on the sup ply to the entire house in order to maintain equal hot and cold water pressure Important Do not apply heat to the water fittings on the heater as they may contain nonmetallic parts If solder connections are used solder the pipe to an adaptor before attaching the adaptor to the hot and cold water fittings Some models may contain energy saving heat traps to prevent the circulation of hot water within the pipes Do not remove the inserts within the heat traps 11 Always use a proper grade of joint compound and be cer tain that all fittings are drawn up tight 1 Install the water piping and fittings as shown in Figures 7 or 8 Connect the cold water supply to the fitting 3 4 NPT marked COLD or C Connect the hot water supply to the fitting 3 4 NPT marked HOT or 2 The installation of unions in both the hot and cold water supply lines is recommended 3 The manufacturer of this water heater recommends installing a tempering valve in the domestic hot water line These valves reduce the point of use water tem perature by mixing cold and hot water Contact a licensed plumber or the local plumbing authority 4 If installing the water heater a closed water system install an expansion tank in the cold water line as spec ified under Closed System Thermal
5. be at least as much as would be admitted by openings having a total free area of 4 5 cm2 kWh 1 2 5000 Btu h of the total input rating of all oil fired appliances in the enclosure Indoor Combustion amp Ventilation Air Confined space A heater installed in a confined space and that obtains all of its air for combustion and ventilation from within the condi tioned space of the building shall be provided with two per manent openings one near the top of the enclosure and another near the bottom Each opening shall have a free area of not less than 19 5 cm2 kWh 1 in2 1000 Btu h of the total input rating of all appliances in the enclosure freely communicating with interior areas that have in turn ade quate infiltration from the outside Air Duct Sizing The air duct requirements shall be met by one of the follow ing methods 1 vertical duct s with a free area of not less than 5 5 cm2 kWh 1 2 4000 Btu h of the total input rating of all appliances in the enclosure 2 horizontal duct s with an equivalent length of less than 15 m 50 ft having a free area of not less than 11 cm2 kWh 1 in2 2000 Btu h of the total input of all appli ances in the enclosure and 3 air openings that communicate directly with the out doors having a free area of not less than 5 5 cm2 kWh 1 in2 4000 Btu h of the total input rating of all appli ances in the enclosure NOTE Duct runs that are primarily horizontal and that have an e
6. eg Vil Oil Burner Listing 22 Warranty ooo ecto ee eet eee N S ee 24 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 A 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 A 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 you 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 subs
7. in the carton con taining the burner If the installation of the aquastat is required proceed as follows 1 Locate the aquastat well opening the front of the heater 2 Apply a good grade of pipe joint compound to the threads on the well 3 Install the well in the tank opening tighten firmly to ensure there are no leaks 4 Insert the sensing bulb of the aquastat into the well and secure the aquastat to the well using the screw provid ed 5 Wire the control to the burner as shown in the wiring dia grams Figures 9 10 amp 11 BLACK Electrical Supply General wiring requirements Electric shock hazard Can cause severe personal injury or death if power source including service switch on heater is not disconnected before installing or servicing Installations must comply with the latest editions of these codes e Canadian Electrical Code Part 1 CSA C22 1 Canada e National Electrical Code ANSI NFPA 70 USA Any additional local provincial national or state codes Wiring must be N E C Class 1 If original wire supplied with the heater is to be replaced TYPE 105 C wire or equivalent must be used Supply wiring to heater and additional control wiring must be 14 GA or heavier Provide an electrical ground as required by codes LINE VOLTAGE JUMPER THERMOSTAT OR AQUASTAT CONTROL ENVIRACOM TERMINAL WHITE BLOCKED VENT SAFETY SWITCH L2 NEUTRAL OIL
8. 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 NOTE Rear and Combination flue units must be fitted with a T amp P Relief Valve WATTS type 40XL 5 or equivalent Failure to install and maintain a new properly listed temperature and pressure relief valve will release the manufacturer from any claims which may result from excessive temperature or water pressure Vacuum Relief Valves A vacuum relief valve installed in the cold water supply line above the top of the water heater shall protect the water heater against siphoning loss of water due to loss of supply pressure Where heating equipment has a bottom supply the cold water supply piping shall be carried above the top of the heater before being routed to the supply connection and have a vacuum relief valve installed in it at a level above the top of the storage tank The vacuum relief valve shall be in compliance with the latest edition of Standard For Relief Valves For Hot Water Supply Systems ANSI Z21 22 CSA 4 4 13 Installation Of The Aquastat Temperature Control This heater operates automatically under the control of the aquastat which responds to the demand of hot water Depending on the model the aquastat well and wiring is either installed on the heater or included
9. overflow pipe directed to a drain 12 Have you taken steps to prevent water dam age in case of leaks 13 Does the area around the water heater have adequate ventilation L D DD D D oO 14 Air moving device does not create negative pressure 15 Flammable vapours and materials are not placed in the proximity of the water heater If the answer to all the above is Yes proceed with the Startup instructions IV OPERATION Startup 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 DO NOT ATTEMPT TO START BURNER IF ANY OF THE FOLLOWING CONDITIONS EXIST 1 Excess oil has accumulated 2 The unit is full of vapours NOTE Refer to the instruction manual supplied with the burner for installation start up and adjustment After the installation is finished and the installation checklist completed proceed as follows 1 Set the draft regulator for full draft 2 Turn oil at the tank Adjust the air band on the burn er according to the instructions provided by the burner manufacturer 3 Close the inspection cover on the burner mounting panel and press the reset button on the combustion safety control 4 Set electric switch to ON position The burner should start 5 Make the air adjustment and take the necessary com bustion test readings as specified by the b
10. the Owner will be furnished with a new water heater of comparable capacity however the Owner will be charged for the additional value of the item s which Manufacturer has incorporated in the replacement water heater A prior authorization number must be obtained from the Manufacturer before replacing the water heater This warranty is limited to one replacement water heater at the original installation site 2 Component Part If any component part other than the inner tank proves to Manufacturer s satisfaction to be defec tive in material or workmanship within one 1 year the Manufacturer will furnish the Owner with a replacement for the defective part s This warranty is limited to one replacement component part for each original part 3 Return of Defective Water Heater and Component Parts Manufacturer reserves the right to examine the alleged defect in the water heater or component part s and it will be the Owner s obligation See paragraph D 5 to return the water heater and or component part s to the Manufacturer a When returning a water heater it must include all component parts and the data plate label b When returning component part s they must be individually tagged and identified with the water heater s product number model number serial number date of purchase and date of installation c THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF THIS EXPRESS WARRANTY IS WHERE PERMITTED BY LAW I
11. 307 IS TO BE FIRED AT THE MAXIMUM RECOMMENDED RATE OF 0 75 GPH THE FLUE BAFFLE MUST BE ALTERED AS IN THE DIAGRAM BOTH HALF DISCS MUST BE BENT FLAT AGAINST THE BODY OF THE BAFFLE THIS IS REQUIRED TO ALLOW FLUE GAS PASSAGE AT THE HIGHER FIRING RATE Figure 5 Baffle Modification JWF307 Installation of Power Venter The Installation Code for Oil Burning Equipment CSA B139 04 or Standard for the Installation of Oil Burning Equipment NFPA 31 local codes and the man ufactures instructions should be adhered to in all installa tions of the water heaters and power venters A draft regu lator must be used in conjunction with the installation of the power venter see Draft Regulator Consult the applicable codes to calculate the equivalent length of pipe for each fit ting in the vent system Add this equivalent length to the length of the straight runs of pipe to determine the total equivalent vent pipe length SWG II 4HD POWER CK SERIES VENTER CONTROL IN fi r et DRAFT gee REGULATOR TV b j K LI HI I f SEE MANUFACTURER S INSTRUCTIONS OIL FIRED WATER HEATER lt S pa gt lt Ea Figure 6 Power Venting Water Supply Piping Installation Piping fittings and valves should be installed according to the applicable installation drawing Figures 7 amp 8 A pres sure reducing valve and or an expansion tank may
12. 85GPH IBECKETT AFG GSW J5037_ 0 85GPH jus ONLY BECKETT AFG GSW J5036_ 0 85GPH MASS ONLY CARLIN EZ197397AJW517 0 85GPH o AERO FAFC 3 03 1 0GPH CTC IBECKETT AFG GSW J7037_ 1 0GPH CT CUS ONLY IBECKETT AFG GSW J7036_ 1 0GPH MASS ONLY CARLIN EZ197397AJW717 1 0GPH CARLIN 97397AJW717 11 00 60A DEL 38018 100 psi _ 9 AERO FAFC303 oGPH IBECKETT AFG GSW J7037_ 1 0GPH jus oN IBECKETT AFG GSW J7036_ 1 0GPH_ ___ o Mass ONLY CARLIN EZ197397AJW717 1 0GPH y y CARLIN _ 97397AJW717__ 1 00 60A DEL 38018 100 psi J9 J AERO FAFC 2x_ 0 65 0 75GPH AERO SV 2x_ 0 65 0 75GPH AERO _ 2 0 65 80AA0 75x80A 47 8 j AERO sV 2X __ 10 65 80 0 75 80 47 8 BECKETT AFG GSW J3006_ 0 65 0 75GPH CANADA _ BECKETT AFG GSW J3031_ 0 65GPH Cd uASS ONLY BECKETT AFG GSW J3033_ 0 75GPH_ Cd MASS ONLY JWF307 BECKETT AFG GSW J3032_ 0 65GPH CUS ONLY BECKETT AFG GSW J3034_ 0 75GPH jus ONLY CARLIN EZ1 96983DA__ 0 75GPH 0 75 x 60 DEL 85472 100 psi 7 0 60 0 65 GPH ma 0 60 x 60W Delavan 130 0 65 0 65 x 60W Delavan 150 0 75 HSR Ecore 0 65 0 75GPH BECKETT AFG GSW J3007_ 0 65GPH IBECKETT AFG GSW J3009B 0 65GPH BECKETT AFG GSW J3008B 0 65GPH MASS ONLY JWF307V CARLIN EZ1 o sGPH_ _ IRIELLO 5 _ oZsGPH Table1 Listing Of Oil Burners CANADA _ 22 Modei MFGRBumer_ Nozzle amp Pump Press Biast t
13. Expansion 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 NOTE Rear and Combination flue heaters are equipped with a combination cold water inlet drain valve BREECH COLD WATER CONNECTION HOT WATER OUTLET NIPPLE T amp P VALVE AQUASTAT TEMPERATURE CONTROL z DRIP TUBE CENTER OF BLAST TUBE NON COMBUSTIBLE Figure7 Plumbing Connections Center Flue 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 Openall 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 ent
14. GSW WATER HEATING G SW 599 Hill Street West Fergus ON Canada N1M 2X1 OIL FIRED WATER HEATER INSTALLATION AND OPERATING INSTRUCTIONS Read and understand these instructions thoroughly before attempting any installation or service A 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 Oil Burner Technician or your oil supplier FOR YOUR SAFETY 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 Oil Burner Technician or your oil supplier A 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 OIL e Immediately call your oil supplier JWF307 JW317 JW327 JWF507 JW517 JW527 JWF307V JW717 JW727 JWF657 INSTALLATION RECORD Record key data here for future reference and prompt service Installed By Purchased From Installation Date Location of Electrical Switch or Circuit Protector Model Number Serial Number Us echnical Support Line 1 888 479 8324 PART NO 61512 REV K 08 05 GSW Water Heating is a division of A O Smith Enterprises Ltd TABLE OF CONTENTS I INtrOMUC
15. HION a s eee eee eee eae 3 Consumer 51 Il 3 Code Requirements For Installations In Canada Code Requirements For Installations In The United States Safety Warning Flammable Safety Warning 5 Safety Warning Carbon Relief Valve Requirements amp Fuel Installatior E o 5 Unpacking The Water Heater 4747 Location lt Drain Pan Clearances And 5 Oil Supply SR E es MI Burner Installation 23 n n Air I ee Air Supply pan eee RM Se Vent and Exhaust Connections Blocked Vent Safety Switch 0 0 0 0 R Power 1 Water Supply eee Vacuum I
16. IN FOR SERVICING gt NON COMBUSTIBLE FLOOR Flue location lue size in Jweso7 508 20 x Jweso7 559 22 x Jwres7 660 26 x x in lt q lt gt lt lt En lt J gt lt lt lt J lt lt S gt lt lt Clearance Sides r 3 3 3 3 3 3 In In asr 18 220 9 asr 18 220 9 a06 16 162 6 257 18 162 6 356 N _ N N N _ N N O _ k 3 508 20 x 610 24 t 24 x n x m 26 x x safe x 32 x x 1 Figure 1 Rough In Dimensions NIN AJO _ N N gt gt N N N wo O N x l N w gt N wo O N gt q N w w 5 gt q w ro Mode JWF307 JWF507 JWF657_ JWF307V JW317 JW327 508 559 660 508 610 229 222 229 69 660 75 699 1299 1359 in 51 1 8 53 1 2 in in in in in m 1486 in 513 4 59 69 513 4
17. 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 1 Follow instructions for Filling the Water Heater and Startup when heater is ready to be put back into ser vice 2 If the heater does not start check to see if the relay on the burner has tripped Reset if necessary Check to see if the thermostat is set at Normal or High 3 If the heater does not start a Turn OFF the electrical supply to the water heater b Shut off the oil supply at the tank c Call a qualified Oil Burner Technician 19 VI 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 fessionals 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 inst
18. N LIEU OF AND EXCLUDES AND REPLACES ALL OTHER CONDITIONS WARRANTIES GUARANTEES REPRESENTATIONS OBLIGATIONS OR LIABILITIES OF THE MANUFACTURER OF ANY NATURE OR KIND EXPRESS OR IMPLIED HOWEVER ARISING WHETHER BY CONTRACT CONDUCT STATEMENT STATUTE NEGLIGENCE PRINCIPLES OF MANUFAC TURER S LIABILITY OPERATION OF LAW OR OTHERWISE WITH RESPECT TO THE UNIT OR ITS FITNESS FOR A PARTICULAR PURPOSE MERCHANTABILITY INSTALLATION OPERATION REPAIR OR REPLACE MENT THE MANUFACTURER EXPRESSLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES IN NO EVENT WILL THE MANUFACTURER S LIABILITIES EXCEED THE COST OF THE DEFECTIVE PART S OR UNIT D WHAT THIS WARRANTY DOES NOT COVER 1 The Unit must not be installed where water damage can result from a leak while provision s shall be made for direct ing any water escaping from the Unit to a properly operating drainpipe As all units of this type may eventually leak you must protect against any potential water damage The Manufacturer accepts no responsibility for such damage nor any incidental or consequential loss nor damage s related thereto suffered by the Owner of the Unit nor by any third party 2 Manufacturer shall not be liable under this warranty and this warranty shall be void and have no effect if the following events occur a The water heater or any of its component parts have been subject to misuse alteration neglect or accident or b The water heater has not been installed in accordance w
19. National Standards Institute 25 West 43rd Street New York NY 10036 Check your phone listings for the local authorities having jurisdiction over your installation Important Installation and service of an oil fired water heater and burner must be performed by a qualified Oil Burner Technician to comply with local and provincial or state codes applicable to this type of equipment All supply equipment installation approvals permits inspections etc are the responsibility of the owner of this water heater Consult your local authorities for regulations specific to your area Safety Warning Flammable Vapours AWARNING N FLAMMABLES 2 w y 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 sho
20. TIONAL RETURN WATER J DRAIN PURGE HEATER INTERNAL CIRCULATOR AIR HANDLER Figure 14 Combo Heating Air Handler HOT WATER TO HOUSE FIXTURE MIXING VALVE 200mm TO 300mm 8 in TO 12 in HOT OUTLET WATER COLD SUPPLY CHECK VALVE IF USED REQUIRES EXPANSION TANK EXPANSION TANK OPTIONAL CHECK VALVE EXTERNAL CIRCULATOR FLOW CONTROL HOSE BIB OPTIONAL HEATER HOT WATER TO HOUSE FIXTURE MIXING VALVE 200mm TO 300mm 8 in TO 12 in HOT OUTLET WATER HYDRONIC BASEBOARDS SERIES CON NECTED SHOWN COLD SUPPLY CHECK VALVE IF USED REQUIRES EXPANSION TANK EXPANSION TANK OPTIONAL CHECK VALVE EXTERNAL CIRCULATOR FLOW CONTROL HOSE BIB OPTIONAL HEATER Figure 16 Combo 21 RETURN HYDRONIC IN FLOOR LOOP Heating In Floor Loop Vil OIL BURNER LISTING Model MFGR_ Burner Nozzle amp Pump Press __ Notes 8 C C C U S ONLY BECKETT AFG GSW J3036_ 0 75GPH MASS ONLY JW317 CARLIN EZ197297AJW317 0 75GPH CARLIN 97297AJW317__ 0 75 x 60A DEL 85472 100 psi _ 9 BECKETT AFG GSW J3037_ 0 75GPH _ jus ONLY BECKETT AFG GSW J3036_ 0 75GPH Cd Mass ONLY JW327 CARLIN EZ197297AJW317 0 75GPH CARLIN _ 97297AJW317__ 0 75 x 60A DEL 85472 100 psi J9 IBECKETT AFG GSW J5037_ 0 85GPH jus ONLY IBECKETT AFG GSW J5036_ 0 85GPH MASS ONLY CARLIN EZ197397AJW517 0
21. VALVE URNER MOTOR IGNITOR YELLOW YELLOW Figure 9 Typical Primary Control Wiring R7184P LINE VOLTAGE JUMPER THERMOSTAT OR AQUASTAT CONTROL ENVIRACOM TERMINAL VIOLET 1 L ORANGE BLOCKED VENT SAFETY SWITCH L2 NEUTRAL BURNER MOTOR IGNITOR YELLOW YELLOW Figure 10 Typical Primary Control Wiring R7184B 14 I L1 HOT VENT SAFETY SWITCH I I 12 NEUTRAL BLOCKED I I I I I 2 2 GROUND JUNCTION BOX P I 4 OILVALVE Figure 11 Typical Primary Control Wiring 48245 15 Installation Checklist Check Here 1 Have the safety precautions described in the manual been implemented 2 Does the oil piping conform to the recommen dations of your Oil Supply Company 3 Has the oil piping been tested for leaks 4 Is the clearance between the water heater L and combustible construction as per specifica tions 5 Is the water piping correctly connected Are L you certain that there are no leaks 6 Is the water heater filled with water L 7 Is the cold water supply valve open 8 Is the flue pipe installed properly are the vertical and horizontal runs properly support ed 9 Is the draft regulator intake opening unob structed 10 Is the T amp P valve installed Are the drain pipe if installed and T amp P valve unobstructed 11 Is a drain pan installed if required with a proper
22. ain smoke pipe Also a Y fitting is frequently used to combine the heater and furnace flues prior to enter ing the chimney connection see Figure 4 check with local authorities having jurisdiction Obtain a gas tight seal to prevent possible flue gas leakage and carbon monoxide emissions which can lead to severe bodily injury or death Draft Regulator This device is used on conventional chimney venting only It automatically maintains a constant negative pressure in the chimney to obtain maximum efficiency If the chimney does not develop sufficient draft the draft control cannot function properly The heater must be equipped with an approved draft regulator of adequate size Ensure the draft regulator diameter is at least as large as the flue pipe diameter Follow manufacturers recommended instructions for installation It must be installed in the flue pipe before it enters the chim ney and after the Blocked Vent Safety Switch if one is used Set the draft regulator at 0 03 in w c 0 0075kPa as measured in the flue between the heater and the draft reg ulator Recommended over fire draft is 0 02 in w c 0 005kPa 10 Chimney Be sure that the chimney is sufficiently high and large enough to meet the specifications of the burner unit installed Check that there is sufficient draft for the proper burning of oil At least 0 015 in w c 0 004kPa of over fire draft is recommended Blocked Vent Safety Swit
23. aining Flushing and Sediment Removal CAUTION The water being drained can be extremely hot 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 supply valve and a nearby hot water faucet served by the system until the water flow is no longer hot Close the cold water supply valve and resume 5 Remove the anode cover or on JWF657 Rear and Combination flue models remove top cover insulation and flue top cover NOTE The anode s has been factory installed using a power tool It may be necessary for a second person to sta bilize the heater A few sharp blows on the handle of the socket wrench should loosen the anode nut If an impact wrench power drive is available this is an easier way to remove an anode 6 Using a 1 1 16 socket certain models require 1 5 16 remove the anode s and inspect it The surface may be rough full of pits and crevices but this is normal If it is less than approximately 10mm 3 8 in in diameter or the inner steel core exposed the anode s should be replaced 7 Apply Teflon tape or sealing compounds approved for use with potable water to the threads of the anode s and install into the tank top 8 Open the cold water supply valve and open a nearby hot water faucet to purge air from the water tank as directed in Filling the Water Heater 9 Check for leaks Repair as required and re test 10 Replac
24. allation 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 per formed in accordance with good engineering practice such as ASHRAE Handbooks HRAI Hydronics Institute Manuals CSA B139 04 NFPA 31 ANSI 2223 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 This must be provided and identified for this pur pose 6 All piping between the water heater and the air handler or hydronic baseboard loop must be adequately insulat ed to reduce heat loss Ifthe 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 appl
25. ape as an oil pipe sealant as it can cause valves to fail and create hazards Do not use compression fittings Underground piping must be run in casing to prevent oil from leaking into the ground or under the floor Check local codes for more information Burner Installation A WARNING This installation must be performed by a qualified Oil Burner Technician in accor dance with these instructions and diagrams The installation and maintenance of the water heater must follow all of the instruc tions in preceding sections of this manual Improper installation can cause injury or property damage Heater failure that is a result of the heating system is not covered by warranty The installation of these units shall be in accordance with the Installation Code for Oil Burning Equipment CSA B139 04 or Standard for the Installation of Oil Burning Equipment NFPA 31 as applicable local codes and the manufacturer s instructions The burner should be installed only by a qualified Oil Burner Technician 6 COMBUSTIBLE CEILING FLUE FLUE SEE TABLE SEE TABLE FLUE SIZES SEE TABLE TOP SEE TABLE Tonm NOTE JWF307V requires additional Through the wall Vent Kit available in lengths 5 63320 10 63321 or 20 63322 Refer to additional Installation Instructions for Through the wall Venting Components that is supplied with the JWF307V DRAFT REGULATOR 600mm 24 in M
26. cal supply to the water heater 2 Close the cold water inlet valve 3 Open a nearby hot water faucet 4 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 5 Open the water heater drain valve and allow all the water to drain from the tank Flush the tank with water as needed to remove sediment 6 Close the drain valve refill the tank and restart the heater as directed under Water Heater Operation 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 Temperature and Pressure Relief Valve Manually operate the temperature and pressure relief valve at least once a year to make sure it is working properly see Figure 12 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 power t
27. ch Oil fired water heaters must be fitted with the blocked vent safety switch supplied with your heater The installation pro cedure is given below For further details and information refer to the instruction sheet supplied with the switch Not required for JWF307V Installation 1 Pierce a 16mm 5 8 in dia hole into the flue pipe 305mm to 457mm 12 to 18 in from the breech con nection of the water heater Remove one of the securing nuts from the pipe of the safety switch Tighten the other securing nut onto the pipe as far as possible 2 Insert the threaded pipe end into the pierced hole then install the securing nut which was removed in step 1 and tighten securely CAUTION Turn OFF the electrical supply to the water heater when wiring safety switch 3 Wire the safety switch in series with L1 of the electrical supply see Figures 9 10 amp 11 Install and route wiring in an accordance with Canadian Electrical Code Part 1 C22 1 and any applicable local codes CAUTION If for any reason the system has shut down during operation the cause of the system failure should be investigated and corrected before resetting the safety switch and re starting the system Power Venting Models JWF307 JWF507 and JWF657 may be power vent ed with a Field SWGII 4HD Power Venter The following control kits may be used with the SWGIl 4HD CK 61 Electronic Post Purge CK 62 Thermally Activated Post Purge WHEN MODEL JWF
28. chanical air supply system of sufficient equivalent capacity If a mechanical air supply system is used it shall be interlocked to the appli ance or equipment NOTE In unconfined spaces in buildings of conventional frame brick or stone construction built prior to the require ments of the National Building Code of Canada 1985 and not subsequently significantly air tightened infiltration is normally adequate to provide air for combustion and some ventilation however there may be notable exceptions DRAFT REGULATOR BLOCKED VENT SAFETY SWITCH RISE 20mm m 1 4 SERVICE SWITCH OPERATING INSTRUCTIONS Houses built in accordance with the National Building Code of Canada 1985 or subsequent edition with extensive exterior stucco coating or with a sealed vapour barrier or other similar air sealing technique will often be sufficiently airtight so that there is not sufficient air for both combustion and venting the products of combustion of an oil fired appliance or for replacing the air vented by other exhaust devices within the house Outdoor Combustion amp Ventilation Air Unconfined space If the water heater is installed in an unconfined space in a building having insufficient infiltration additional air for com bustion and ventilation shall be obtained from outdoors or from spaces freely communicating with the outdoors Under these conditions permanent opening s shall be provided so t
29. 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 1 Turn off oil 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 4 Remove old anode rod 5 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 Startup Anode Maintenance A new anode is about 20mm 13 16 in to 22mm 7 8 in diameter and has a steel wire core approximately 3mm 1 8 in diameter in the center If the anode is less than approx imately 10mm 3 8 in in diameter or the inner steel core is exposed the anode s should be replaced Operating a water heater without an actively working anode s will void the warranty To check replace the anode 1 Turn OFF the electrical supply to the water heater 2 Close the cold water supply valve 3 Open a nearby hot water faucet served by the system to depressurize the system 4 Connect a hose to the drain valve and drain 22 litres 6 USG as directed in Dr
30. e the covers and insulation and turn the electrical supply to the heater ON 17 V MAINTENANCE Do not attempt to repair your water heater Call a qualified Oil Burner Technician for service Turn OFF the electric power whenever the water supply is shut off Before calling for service check that 1 The heater is properly filled 2 The electrical supply has not been interrupted Professional Maintenance Except for external appearance and area tidiness the fol lowing steps should be performed only by a qualified Oil Burner Technician 1 Lift out the flue baffle to clean the flue On rear and combination flue heaters the top cover insulation and flue top cover must be removed 2 Insert a flue brush down the flue passage way s to remove soot and dirt Soot or carbon that falls into the combustion chamber will burn up within a very short time 3 In normal use there should be no large accumulation of soot in the combustion chamber If there is remove the burner and carefully brush or vacuum the combustion chamber Flue Pipes Once a year inspect the flue pipe leading from the heater to the chimney If corrosion is evident or discolouration at the joints can be seen replace the flue pipes This should be done by a qualified Oil Burner Technician Flue pipes must be replaced by the same size flue pipe as the flue collar breech connection at the heater Combustion Tests Burner adjustments Final bu
31. eability 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 the Manufacturer GSW Water Heating 599 Hill Street West Fergus ON Canada N1M 2X1 Should you have any questions please Email us at techsupport gsw wh com or Visit our websites www gsw wh com or www johnwoodwaterheaters com or Call our Technical Support line at 1 888 GSW TECH 479 8324 GSW Water Heating is a division of A O Smith Enterprises Ltd This page intentionally left blank May be used for notes or to record other installation information 26
32. ed on the data plate located on the front of the water heater Aminimum of 600mm 24 in of front clearance and 100mm 4 in on each side should be provided for inspection and service Oil Supply All aspects of oil tank location and installation tank size oil piping supply and burners including any fittings valves fil ters or any fuel handling components must comply with Installation Code for Oil Burning Equipment CAN CSA B139 Canada e Standard for the Installation of Oil Burning Equipment NFPA 31 U S A Local codes and regulations e Information provided with burner and fuel pump Install the oil supply tank with fill and vent lines of adequate capacity as shown in Figure 4 When an appliance using a float valve between the supply tank and the burner is con nected to a supply tank over 9 gallons Can capacity a valve operated by a fusible link shall be installed in the fuel line adjacent to and upstream from the float valve If any part of fuel the oil tank is above level of the burner an anti siphon device must be used to prevent flow of oil in case of an oil line break Support the oil lines as required by applic able codes Make tank connections with swing joints or cop per tubing to prevent breaking in case the tank settles Make the swing joints so they will tighten as the tank settles Non hardening pipe joint compounds should be used on all threads Do not use Teflon t
33. ed outdoors this water heater is intended only for indoor installation or The water heater is converted or is attempted to be converted from one voltage or wattage to another if an elec tric water heater or from one type gas to another if a gas water heater or The water heater has not been fired at the factory rated input and fuel for which it was factory built or The water heater or any of its component parts fail due to sediment build up or The water heater does not have installed a properly operating temperature and pressure relief valve certified to ANSI Z21 22 CSA Requirements for Relief Valves for Hot Water Supply Systems or The water heater or any of its component parts fail because of fire floods lightening or any other act of God or any other contingency beyond the control of the Manufacturer or The water heater is installed in a closed system without adequate provision for thermal expansion 3 Except when specifically prohibited by the applicable law the Owner and not the Manufacturer shall be liable for and shall pay for all charges for labour or other expenses incurred in the removal repair or replacement of the water heater or any component part s claimed to be defective or any expense incurred to remedy any defect in the product Such charges may include but are not necessarily limited to a b C d All freight shipping handling and delivery costs of forwarding a new water heater or replace
34. ening marked T amp P RELIEF VALVE This valve must be design certified by a nationally 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 pressure relief valve is to discharge water in large quantities in the event of excessive temperature or pressure developing in the water heater The valve s relief pressure must not exceed the working pres sure 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 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 Must terminate a
35. ered 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 that is suitable for potable drinkable water such as copper CPVC or poly butylene DO NOT use PVC water piping HOT WATER VACUUM BREAKER COLD WATER OUTLET SHUT OFF FLUE COLLAR 4 CAPPED FOR REAR FLUE USE ORTONA Sak T amp P VALVE AQUASTAT TEMPERATURE CONTROL COLD INLET AND DRAIN VALVE COMBINATION CENTER OF BLAST TUBE NON COMBUSTIBLE FLOOR Figure 8 Plumbing Connections Center Rear Flue 12 DO NOT use any pumps valves or fittings that are not com patible 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 aquastat burner or temperature and pressure relief valve Tampering voids all warranties Only qualified service technicians should service these com ponents 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 Expansi
36. for eign objects If irritation or other symptoms persist seek medical attention Skin contact Wash affected areas gently with soap and warm water after handling A WARNING Do not use gasoline crank case oil or an oil containing gasoline Do not tamper with unit or controls Do not leave paper or rags around the burner or heater Do not experiment with the burner Fuel Specifications All JOHN WOOD brand water heaters are designed to burn only fuels not heavier than No 2 furnace oil INSTALLATION Unpacking the Water Heater A 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 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 Inspect all parts for damage prior to installation and start up Completely read all instructions before attempting to assemble and install this product If you observe damage to the water heater or any of its com ponents DO NOT ASSEMBLE OR INSTALL IT OR MAKE ANY ATTEMPT TO FIX THE DAMAGED PART S Contact the place of purchase for further instructions After installation dispose of packaging material in the proper manner Location Requirements The water heater must be installed indoors in an area not subjec
37. hat the total air received through these openings will be at least as much as would be admitted by openings having a total free area of 4 5 cm2 kWh 1 in2 5000 Btu h of the total input rating of all oil fired appliances Outdoor Combustion amp Ventilation Air Confined space A heater installed in a confined space that obtains all of its air for combustion and ventilation from outside the building shall be provided with two permanent openings one near the top of the enclosure and another near the bottom Each opening shall communicate directly or by means of ducts with the outdoors or to such spaces such as a crawl space that freely communicate with the outdoors and shall be sized in accordance with Air Duct Sizing Outdoor Combustion Air amp Indoor Ventilation Air Confined space An appliance located in a confined space that obtains its combustion air from outdoors and ventilation air from within the conditioned space of the building shall be provided with two permanent openings for ventilation One located near the top of the enclosure and another near the bottom Each opening shall have a free area of not less than 19 5 cm2 kWh 1 in2 1000 Btu h of the total input rating of all 9 appliances in the enclosure freely communicating with inte rior areas that have in turn adequate infiltration from the out side It shall also have a combustion air supply opening so that the total air received through the opening will
38. ications 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 14 15 amp 16 20 Installation The heating mode may be one of the following options 1 A fan coil air handler Figure 14 2 Ahydronic baseboard finned tube loop Figure 15 3 A hydronic in floor heating loop Figure 16 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 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 If the air handler does not have a venting means at the highest point of the piping arrangement install an air bleed at the highest point of the plumbing arrangement If solenoid valves are used for zone heating applica tions they must include electrical proof of valve full open position and must be connected to the water pump HOT WATER TO HOUSE FIXTURE COLD SUPPLY CHECK VALVE IF USED REQUIRES EXPANSION TANK EXPANSION TANK OPTIONAL CHECK VALVE EXTERNAL CIRCULATOR FLOW 200mm TO CONTROL 300mm 8 in TO 12 in HOT OUTLET HOSE BIB OP
39. idered normal 3 Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank failure Drain and flush the tank as directed under Draining and Flushing Smoke Odour The water heater may give off a small 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 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
40. ink 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 A CAUTION Possible cancer hazard by inhalation Can cause respiratory skin and eye irritation This product contains fiberglass wool and ceramic fiber materials Airborne fibers from these materials have been listed by the State of California as a possible cause of can cer through inhalation Use special care when handling ceramic fiber chamber lining and base insulation materials Ceramic fibers can be converted to chrystobalites a sub stance listed as a probable cause of cancer Suppliers of fiberglass wool products recommend the following mea sures be taken when handling these materials Precautionary measures Avoid breathing fiberglass dust e Avoid contact with skin and eyes Use a National Institute for Occupational Safety and Health NIOSH approved dust mist respirator Wear long sleeved loose fitting clothing gloves and eye protection e Wash work clothes separately from other clothing Rinse washer thoroughly Removing the burner may generate airborne fiber concen tration requiring additional protection First aid measures Eye contact Flush eyes with sterile water to remove
41. ith the applicable local plumbing and or building code s and or regulations or in their absence with the latest edition of the Natural Gas and Propane Installation Code and or the Canadian Electrical Code or c The water heater is not installed operated and maintained in accordance with the Manufacturer s instructions or y mh 5 3 ar S The water heater or any of its component parts are damaged or fails from operation with an empty or partially empty tank such as but not limited to elements burned out in a dry tank or The water heater or any part has been under water or The water heater is exposed to highly corrosive atmospheric conditions No warranty extends for example and without limitation of the foregoing to Units exposed to salts chemicals exhausts pollutants or contaminants or The water heater is not continuously supplied with potable water or The water heater replacement is requested for reasons of noise taste odor discoloration and or rust or The water heater is operated at temperatures exceeding the maximum setting of the thermostat and or high limit control provided by the Manufacturer or at water pressures exceeding the pressure reading stated on the Unit or The water heater is operated without an operating anode or The water heater is supplied or operated with deionized water or The water heater is removed from its original installation location or The water heater is install
42. lly installed for the period specified below This warranty is not transferable This warranty is reduced to one year if the water heater is used in a commercial or industrial application or if the water heater is used to supply more than one dwelling unit Consumers must retain point of sale proof of purchase to validate warranty entitlement B WHEN IT IS COVERED The water heater is warranted only when it is installed operated and maintained in accordance with the printed instruc tions accompanying the water heater The water heater shall must be installed in such a manner that if the tank or any connection thereto should leak the resulting flow of water will not cause damage to the area in which it is installed The water heater s temperature and pressure relief valve must be piped to the nearest drain to avoid damage in the event the valve is actuated For detailed instructions read the manual accompanying the water heater and review drawings in the manual C WHAT THE MANUFACTURER WILL DO AND THE PERIOD OF COVERAGE 1 The Inner Tank If the inner tank leaks within the warranty period shown in the table at the top of this page after the original installation Manufacturer will furnish a new water heater of Manufacturer s then prevailing comparable model If industry standards regulatory changes product improvements or product obsolescence prohibits Manufacturer from furnishing an identical model replacement water heater under this warranty
43. ment part s to the Owner All costs necessary or incidental in removing the defective water heater or component part s and installing a new water heater or component part s Any material required to complete and or permits required for installation of a new water heater or replacement part s and All costs necessary or incidental in returning the defective water heater or component part s to a location desig nated by the Manufacturer 4 The terms of this Limited Warranty cannot be modified by any person whether or not he she claims to represent or act on behalf of the Manufacturer E HOW THE ORIGINAL OWNER CAN MAKE A WARRANTY CLAIM 1 The Owner should submit the warranty claim directly to Manufacturer s Service Department at the address or phone number listed below and Manufacturer will arrange for the handling of the claim 2 Whenever any inquiry or request is made be sure to include the water heater s catalogue number model number ser ial number date of purchase date of installation and location of installation This warranty and the Manufacturer 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 unenforc
44. nstallation Of The Aquastat Temperature Control Electrical 22 2 0 0222 226 he Ne _ Installation EER o ee eee IV Operation BE a a 5 ee es 16 Startup E Water Temperature Water Heater Stacking 5 ee Water Heater Sounds 4 PE Smoke Odqiinae ee Anode Rod Water Anode V 18 Professional Maintenance Flue Pipes IRR 7 Combustion Tests AA GP A Routine Preventative Maintenance Draining And Flushing 655 Temperature And Pressure Relief Valve Cleaning Instructions Flue Passages Of The JWF657 Heater Shut Down For Extended Re Starting The Heater After Shut Down Combination Heating 20 Read Before Installation bee el ee EE
45. o the heater and the cold water inlet valve and call a qualified service technician Temperature and Pressure Relief Valve 22227 Manual Relief Valve Discharge line to drain Figure 12 T amp P Valve Test 18 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 Cleaning Instructions Flue Passages Of The JWF657 Heater Refer to Figure 13 for components of the heater 1 Remove the casing top and lift the insulation off com pletely It is necessary to disconnect the hot and cold water lines and move them out of the way Do not remove the nipples from the tank 2 Lift off the flue collector The flue collector has a lip on the outer edge which will allow a hook to grab the edge to help lift it up Remove the flue baffles 4 With a 76mm 3 in diameter wire brush 1 2m 4 ft long remove any soot build up which may be on the top head or inside the flue collector WIRE BRUSH CASING TOP BAFFLE 1 COLLECTOR 1 INSULATION 3 x NIPPLES Figure 13 Cleaning Flue Passages Of The JWF657 Heater 5 Reassemble in reverse order lt may be necessary to replace the gaskets around the nipples to seal them at the flue collector Replace the insulation and the casing top
46. on 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 rec ommended that a diaphragm type expansion tank suitable 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 gallons 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 control this sit uation Important Do not plug or remove the temperature and pressure relief valve Temperature and Pressure T amp P 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 For protection against excessive pressures and tempera tures a temperature and pressure relief valve must be installed in the op
47. on of the building within 3m 10 ft Increase chimney cross sectional area and height at least 4 per 305m 1 000 ft above sea level Flue Pipe NOTE Type L vent material is generally considered to be not suitable for this application Flue temperatures may exceed 300 C 572 F Use flue piping approved for this installation Long horizontal flue pipes excessive number of tees and elbows or other obstructions restrict flue gas flow and can result in the possibility of condensation flue gas leakage and carbon monoxide emissions These conditions can lead to serious property damage severe bodily injury or death The flue pipe should be the same size as the breech con nection on the appliance The sizes generally are 150mm 6 in for burners rated less than 1 00 GPH and 178mm 7 in for burners rated 1 00 to 1 50 GPH The flue pipe should be as short as possible and installed so that it has a continuous rise of 20mm m 1 4 in ft of horizontal length from the breech connection on the appliance to the chimney Elbows should be minimized and the sections of pipe and fittings should be joined with sheet metal screws and straps Routing should be made in such a way as to avoid sharp turns or unduly long runs It is recommended that the heater be piped to its own individual flue Where there is only one flue for both furnace and water heater various methods are practiced in which the water heater flue enters the chimney above the m
48. pment 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 Relief Valve Requirements T amp 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 s
49. quivalent length greater than 15 m 50 ft should be sized accordingly larger to provide the same air flow as would be provided by the requirements of method 3 above In U S A Refer to Standard for the Installation of Oil Burning Equipment NFPA 31 Vent and Exhaust Connections General chimney requirements For a burner designed for natural draft connect the vent to a vertical chimney Insufficient draft can cause flue gas leak age and carbon monoxide emissions which can lead to severe bodily injury or death Use vent material approved by local codes for oil fired burners In the absence of such codes refer to Installation Code for Oil Burning Equipment CSA B139 04 Canadian installations e Standard for the Installation of Oil Burning Equipment NFPA 31 USA Standard for Chimneys Fireplaces Vents and Solid Fuel Burning Appliances NFPA 211 USA NFPA 211 requires the chimney to be lined before connect ing the oil fired water heater Inspect existing chimney before installing the water heater Failure to do any of the following can result in serious property damage severe bodily injury or death Clean the chimney including removal of blockage Repair or replace damaged pipe or liner Repair mortar and joints To prevent downdrafts extend the chimney at least 1m 3 ft above the highest point where it passes through the roof and 600mm 24 in higher than any porti
50. rner adjustments must be made using combustion test equipment to assure proper operation Do not fire heater without water or sections will overheat 1 Refer to burner manual for start up 2 Allow heater to heat to design condition 3 Using combustion test equipment adjust burner for a between 11 and 12 and a trace of smoke between No 0 smoke and No 1 smoke b over fire draft 0 01 to 0 02 in w c 0 0025 to 0 005kPa draft in combustion chamber 0 25 in w c 0 062kPa for JWF307V NOTE For JWF307V also see additional Installation Instructions for Through the wall Venting Components that is supplied with the JWF307V Routine Preventative Maintenance by owner operator As a precaution against fire and to maintain an adequate flow of combustion air to the heater e Keep the appliance area clear and free from combustible material gasoline and other flammable vapors and liq uids e Keep the air ventilation openings unobstructed If dust and lint is seen accumulating around the openings remove it Do not pile cartons papers or combustible materials on top or near the heater see Figure 1 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 electri
51. self 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 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 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 Clearances and Accessibility The minimum clearances between the heater and com bustible materials are listed in Figure 1 Note These requirements are also list
52. t 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 water heater must be installed on a non combustible floor as close to the chimney as practical Select a location as centralized within the piping system as possible The heater should be located in an area where leakage of the tank or connections will not result in damage to the area adjacent to the water heater or to lower floors of the struc ture see IMPORTANT notice on the following page Before installing this water heater consideration and plan ning must be given to the following details Proximity to walls and other objects see Figures 1 2 amp 3 Access to oil supply see Oil Supply Routing and support of the vent piping and termination see Venting Position of water supply and placement of water piping and floor drain see Water Supply How and where to obtain combustion and ventilation air supply see Air Requirements Connection to the electrical service see Electrical Supply 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 it
53. tances listed including formalde hyde carbon monoxide and soot I INTRODUCTION Thank you for purchasing a John Wood Oil Fired Water Heater Properly installed and maintained it will provide years of trouble free service This Oil Fired Water Heater has been developed to supply domestic hot water for normal residential demands Any deviation from this application could affect your warranty Consumer Responsibilities This manual has been prepared to acquaint you with the installation operation and maintenance of your oil fired water heater and provide important 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 oil sup ply If you lack these skills or have difficulty understanding 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 oil supply personnel or an authorized service person The manufacturer and seller of this water heater will not
54. ube Notes aero Farc oi J j aero brew P AERO Farc xa bief Aero xa BECKETT AFG 6907 6006 orse ANDA 0 75 GPH wesor BECKETT AFG GSw J5031 0 75 GPH 0 75 GPH MASS ONLY CARLIN _ 96983AJW507 0 75 x 60A DEL 85472 100 psi RIELLO R35 3 05 OR 0 65 GPH RIELLO R35 3 05 OR 0 65 x 60A CT Delavan 160 0 7 8 AERO HF US 2 9 1 0 1 25 GPH ies BECKETT AFG GSW J7006 1 0 1 25 GPH JWF657 nn O CARLIN EZ196983AJW507 0 75GPH J Cc Cc O O BECKETT GSW J7040_ 1 0 1 25GPH IMA ONLY CARLIN EZ197397AJW517 1 0 1 25GPH CARLIN 96986AJW657__ 1 25 60A DEL 85548 100 psi 9 R35 5 07 0R_ 0 85 11GPH TT Table 1 cont d Listing Of Oil Burners 23 LIMITED WARRANTY See Rating Label Serial Number prefix for Warranty Code P R S TU V W Y Warranty Code Warranty Years 3 5 6 7 8 9 1012 RESIDENTIAL STORAGE TANK TYPE WATER HEATER FOR INSTALLATION IN A SINGLE FAMILY DWELLING A WHO IS COVERED GSW WATER HEATING AND ITS SUPPLIERS herein collectively referred to as Manufacturer warrants only to the original consumer purchaser hereinafter Owner of the water heater within the boundaries of continental United States or Canada or their territories so long as he or she continuously occupies the single family dwelling in which this water heater is initia
55. uld not be stored or used near the water heater or air intake Due to the nature of air movement flam mable vapours can be carried some distance from the point of storage A water heater igniter or burner 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 department from a neighbor s home Do not attempt to clean the spill until all ignition sources have been extinguished Safety Warning Scalding A DANGER en OR PUTT HOT MA L 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 Follow all vent system requirements by the local authorities having jurisdiction over your installation Failure to do so can result in death explo sion or carbon monoxide poisoning As with all fuel burning equi
56. urner manu facturer Water Temperature Regulation Once installed the operation will be completely automatic The thermostat aquastat on the water heater is adjustable and will maintain water at the desired temperature Thermostats are factory set at 49 C 120 F Contact a qual ified Oil Burner Technician for adjustment Set the tank ther mostat as low as possible to provide an adequate supply of hot water This will conserve oil and extend the life of the tank A WARNING Risk of scalding Hot water can produce third degree burns in 6 seconds at in 30 seconds at in 5 minutes at 60 C 140 F 54 C 130 F 49 C 120 F 16 Water Heater Operation A WARNING Keep the area around the heater clear and unobstructed 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 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 cons
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