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INSTALLATION AND OPERATING INSTRUCTIONS
Read 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
• Do not store or use gasoline or other
flammable vapours and liquids in the
vicinity of this or any other appliance.
• 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.
GSW Water Heating is a division of
A. O. Smith Enterprises Ltd.
POWER VENTED GAS
FIRED WATER HEATER
PART NO. 186714-000 REV. A (08-05)
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Related Manuals for GSW Superflue
Summary of Contents for GSW Superflue
- Page 1 • 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. PART NO. 186714-000 REV. A (08-05) GSW Water Heating is a division of A. O. Smith Enterprises Ltd.
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Page 3: Table Of Contents
Maintenance Vent pipe connection to blower VIII) TROUBLESHOOTING GUIDE ....33 Water Supply SUPERFLUE Piping Installation White-Rodgers Intelli-Vent Filling the Water Heater INSTALLATION RECORD ....36 Closed System/Thermal Expansion LIMITED WARRANTY. -
Page 4: Replacement Parts Listing/Clearance To Combustibles
Replacement Parts Listing/Clearance to Combustibles TERMINATION ELBOW WITH RODENT SCREEN PIPE LENGTH * PIPE COUPLING * PIPE ELBOW * I M U RUBBER COUPLING M I N i n . ) AIR TUBING ( 1 2 AIR SWITCH 3 0 0 JUNCTION BOX JUNCTION BOX COVER POWER CORD... -
Page 5: I) Introduction
Service to the Power Vent System should only be per- formed by a qualified service technician. We thank you for choosing a GSW/John Wood Water Heater. Your satisfaction with this product is very important The manufacturer and seller of this water heater will not to us. -
Page 6: Ii) Safety
II) SAFETY lar products, should not be stored or used near the water heater or air intake. Due to the nature of air movement, This water heater is design-certified by CSA International as flammable vapours can be carried some distance from the a Category III, non-direct vented water heater that takes its point of storage. -
Page 7: Relief Valve Requirements (T&P)
UNSEEN INTERNAL DAMAGE and are not subject to war- ly important if the water heater is installed in a multi-story ranty coverage. building, on finished flooring or carpeted surfaces. GSW WILL NOT ASSUME ANY LIABILITY for damage caused CAUTION by water leaking from the water heater, pressure relief Hydrogen gas can be produced in a hot water system valve, or related fittings. -
Page 8: Clearances And Accessibility
• Note: The water heater may be installed in a closet with a The water heater is certified for installation on a com- door off a bedroom or bathroom providing the units are bustible floor. installed and vented per the manufacturer's instructions. Figure 2 may be used as a reference guide to locate the Important: If installing over carpeting, the carpeting must specific clearance locations. -
Page 9: Gas Supply Pressure
Gas Operating Pressures quate gas supply pressure. The supply piping and regulator must be large enough to satisfy the requirements of all The gas supply pressure and burner manifold pressure is appliances connected to the gas service and when all appli- listed on the data plate located on the front of the heater ances are operating simultaneously. -
Page 10: Air Requirements
Any failure due to cor- the largest input. For example: GSW's water heaters' rosive elements in the atmosphere is excluded from war- burners are 150mm (6 in.) from the floor, plus 300mm ranty coverage. -
Page 11: U.s. Installations
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. PERMANENT OPENINGS (a) Equipment located in confined spaces; all air from CONFINED inside the building. -
Page 12: Exhaust Venting
Exhaust Venting Important Notes and Warnings • This heater is certified to be installed using Schedule 40 This heater is designed to exhaust the products of combus- PVC or CPVC plastic vent material. In Canada some tion (flue gases) to the outdoors using a sealed piping sys- jurisdictions require that this material be approved to tem. -
Page 13: Venting Terminations And Sizing
Venting terminations and sizing Venting instructions • Refer to Figure 8 and Table 2 for vent pipe materials 1. Plan the venting layout starting at the vent termination and sizing and Figure 11 for vent termination clear- and work back toward the heater. Take into considera- ances. - Page 14 ATTACH 90° BRACKET TERMINATION SEALANT ELBOW 150mm (6 in.) ATTACH 90° TERMINATION ELBOW EQUIVALENT RODENT VENT PIPING MAY BE VENT LENGTH SCREEN SLOPED MEASURED FROM (INSTALL RODENT SCREEN DIRECTION, AS LONG THIS POSITION INTO (INSTALL INTO AS A WATER TRAP IS ELBOW) ELBOW) CREATED...
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Page 15: Vent Pipe Connection To Blower
6. Calculate "Equivalent Vent Length" before starting. Do 11. Dry fit all vent pipes, elbows, connectors and fittings not exceed the values shown in Table 2. An example of before joining any parts with solvent cement. PARTS how this length is determined is shown in Figure 8. The MUST FIT WITHOUT STRESS OR BENDING OF ANY value from your calculations should also be used to SECTION and each connection must overlap a mini-... -
Page 16: Water Supply
4. If installing the water heater in a closed water system, VENT PIPE install an expansion tank in the cold water line as spec- 76mm (3 in.) ified under "Closed System/Thermal Expansion". 150mm (6 in.) BLOWER ASS’Y WITH RUB- ADAPTER BER COUPLING FOR 76mm 5. -
Page 17: Closed System/Thermal Expansion
able for potable water) be installed on the cold water supply FOLLOW THE line. The expansion tank must have a minimum capacity of TEMPERING TEMPERED T E R VALVE MANU- WATER TO 5.6 litres (1.5 US gallons) for every 190 litres (50 US gal- FACTURER'S FIXTURE lons) of stored water and be rated at the working pressure... -
Page 18: Electrical Supply
• Must not be capped, blocked, plugged or contain any WARNING valve between the relief valve and the end of the dis- When the unit is plugged in, 120VAC is pres- charge line. • ent at the electric connections of the gas Must terminate a maximum of 300mm (12 in.) (Canada) or 150mm (6 in.) (U.S.A.) above the floor. - Page 19 • Fill the tank with water and check all connections for Note: Always reference the wiring diagram for the correct leaks. Open the nearest hot-water faucet and let it run electrical connections. for 3 minutes to purge the water lines of air and sedi- ment and to ensure complete filling of the tank.
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Page 20: Installation Checklist
Installation Checklist Check Here Have the safety precautions described in this manual been implemented? Does the gas piping conform to the recom- mendations of your Gas Utility Company? Has the gas piping been tested? Is the supply pressure correct? Is the water heater connected to the correct gas supply as shown on the rating plate (Natural Gas/Propane) Is the clearance between the water heater and... -
Page 21: Iv) Operating Instructions
Mixing Valves IV) OPERATING INSTRUCTIONS Hot water can scald: Water heaters are intended to pro- CAUTION: duce hot water. Water heated to a temperature that will sat- Read before proceeding. If you do not isfy space heating, clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you follow these instructions exactly, a fire or upon contact. -
Page 22: Lighting Instructions (Robertshaw)
Lighting Instructions (Robertshaw) – 22 –... -
Page 23: Gas Control/Thermostat
Heater Shutdown CAUTION: 1. Turn the thermostat dial to the lowest setting. Read before proceeding. If you do not follow 2. If the heater is running let it shut down first. these instructions exactly, a fire or explosion 3. Turn off all electrical power to the heater or unplug the may result, causing property damage, per- power cord from the receptacle. -
Page 24: Lighting Instructions (White-Rodgers Intelli-Vent )
Lighting Instructions (White-Rodgers Intelli-Vent – 24 –... -
Page 25: Gas Control/Thermostat
The temperature of the water can be selected by using the CAUTION: temperature adjustment buttons on the front of the gas con- Read before proceeding. If you do not follow trol (see Figure 18) as follows: these instructions exactly, a fire or explosion 1. -
Page 26: Heater Shutdown
Heater Shutdown WARNING 1. Turn off all electrical power to the heater or unplug the Scald burns occur in under one second with power cord from the receptacle. 71°C (160°F) water, which this thermostat will 2. Turn the manual gas supply valve to the water heater to the “OFF”... - Page 27 SYMPTOM CORRECTIVE ACTION POSSIBLE CAUSE(S) The self-diagnostic test found 1. Cycle power to the water heater “OFF” for 10 seconds and then Error 7 a problem with the gas valve back “ON”. driver circuit. 2. If the above step did not clear the error, the control must be replaced.
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Page 28: V) Operation
*Gas Heating Value in BTU/cubic feet or cubic meters 1 cubic meter = 35.31 cubic feet Checking burner flame Superflue Water Heaters uses a cast iron burner. Access the burner by lifting off the outer gas door and sliding open the inner door located at the bottom of the water heater. -
Page 29: Water Is Too Hot
Water is Too Hot Condensation • Check that thermostat setting is not too high. Water vapor in the flue gases can condense on the cooler • Water heaters used for dishwashers, space heating or surfaces of the water heater, especially during the start of a laundry facilities generally require higher temperatures cold tank, during heavy use, or if the water heater is under- than domestic use. -
Page 30: Relief Valve Check
Relief Valve Check Vent Maintenance • Inspect the venting system periodically (minimum twice WARNING annually) to make certain that the vent passageways, vent terminal and blower assembly are free and unob- structed. Ensure that any condensate is draining freely. Clean as necessary. •... -
Page 31: Vii) Combo Heating
VII) COMBO HEATING 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. -
Page 32: Installation
Heater failure that is a result of the heating sys- bleed at the highest point of the plumbing arrangement. tem is not covered by warranty. COLD SUPPLY COLD SUPPLY BASEBOARD PIPING OF SIDE-TAPPED PIPING OF GSW EXPANSION TANK GSW POWER-VENTED POWER-VENTED GAS-FIRED EXPANSION TANK (OPTIONAL) -
Page 33: Viii) Troubleshooting Guide
VIII) TROUBLESHOOTING GUIDE SUPERFLUE Note: Troubleshooting must be done by qualified service personnel familiar with the start up and check out procedure. See also Sequence Of Operation (Figure 22). STEP CHECK THAT: POSSIBLE PROBLEM CORRECTION All steps on installation check... - Page 34 STEP CHECK THAT: POSSIBLE PROBLEM CORRECTION Gas valve opens, main burner - Poor electrical connection on - Check power supply and termi- comes on control nal connections - Flashing red LED light from: - Correct gas supply and burner insufficient gas pressure manifold pressures - flame rod out of position - Reposition rod (rod tip should be...
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Page 35: White-Rodgers Intelli-Vent
White-Rodgers Intelli-Vent SYMPTOM CORRECTIVE ACTION POSSIBLE CAUSE(S) 1. No Power to unit. 1. Plug in power cord, check fuses/supply 2. Thermostat setting too low. voltage. 3. Defective air pressure switch (must be 2. Increase thermostat temperature set- BLOWER WILL NOT open at start-up before blower is ener- ting. -
Page 36: Installation Record
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 Visit our websites: www.gsw-wh.com www.johnwoodwaterheaters.com Call our Technical Support line at 1-888-GSW-TECH (479-8324) INSTALLATION RECORD This water heater is protected by a multi-year warranty against leaks. -
Page 37: Limited Warranty
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 initially installed for the period specified below. - Page 38 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. – 38 –...
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