John Wood 110 Series Instruction Manual
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John Wood 110 Series Instruction Manual

Residential gas water heaters
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ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS
PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.
PRINTED 0415
RESIDENTIAL GAS WATER HEATERS
LOW LEAD
CONTENT
KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE
WHENEVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.
POWER VENTED GAS MODELS W/HOT SURFACE IGNITION
MODEL 6G50 76N SERIES 110
•
For Your Safety
AN ODORANT IS ADDED TO THE GAS USED
BY THIS WATER HEATER.
1
Instruction Manual
CANADIAN MANUAL
•
332004-000

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Summary of Contents for John Wood 110 Series

  • Page 1 Instruction Manual RESIDENTIAL GAS WATER HEATERS POWER VENTED GAS MODELS W/HOT SURFACE IGNITION MODEL 6G50 76N SERIES 110 CANADIAN MANUAL LOW LEAD CONTENT • • For Your Safety AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER. ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS PURCHASED.

  • Page 2: Safe Installation, Use And Service

    SAFE INSTALLATION, USE AND SERVICE The proper installation, use and servicing of this water heater is extremely important to your safety and the safety of others. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard.

  • Page 3: General Safety Information

    GENERAL SAFETY INFORMATION Fire Hazard For continued protection against risk of fire: • Do not install water heater on carpeted floor. • Do not operate water heater if any part has been exposed to flooding or water damage.
  • Page 4 GENERAL SAFETY INFORMATION CAUTION Improper installation, use and service may result in property damage. • Do not operate water heater if any part has been exposed to flooding or water damage. • Inspect anode rods regularly, replace if damaged. • Install in location with drainage.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS SAFE INSTALLATION, USE AND SERVICE ......2 Filling the Water Heater ..........18 APPROVALS ................2 Vent Pipe Assembly ............18 GENERAL SAFETY INFORMATION ........3-4 Venting ................18 TABLE OF CONTENTS ............5 Vent Pipe Termination ............. 19 INTRODUCTION ..............

  • Page 6: Introduction

    INTRODUCTION Thank You for purchasing this water heater. Properly installed and PREPARING FOR THE INSTALLATION maintained, it should give you years of trouble free service. 1. Read “General Safety Information” section, page 3 and 4 of this Abbreviations Found In This Instruction Manual: manual 昀椀rst and then entire manual carefully. If you don’t follow •...

  • Page 7: Typical Installation

    TYPICAL INSTALLATION GET TO KNOW YOUR WATER HEATER - GAS MODELS A Vent Pipe Bushing Q Rating Plate B Anode Nipple R Insulation C Hot Water Outlet Condensate Tee Vent Terminal D Outlet (120 VAC) Drain Valve Adapter F Gas Supply Igniter And Main Burner LL Plug G Main Manual Gas Shut Off Valve...
  • Page 8 TYPICAL INSTALLATION CONDENSATE HOSE AND DRAIN PAN FIGURE 1 (continued).

  • Page 9: Mixing Valves

    TYPICAL INSTALLATION MIXING VALVE / THERMAL EXPANSION TANK USAGE AND SPACE HEATING FIGURE 2. MIXING VALVES Mixing valves are available at plumbing supply stores. Consult a Quali昀椀ed Installer or Service Agency. Follow mixing valve manufacturer’s instructions for installation of the valves. DANGER Water temperature over 125°F (52°C) TABLE 1. can cause severe burns instantly Time for Permanent Burns resulting in severe injury or death.

  • Page 10: Locating The New Water Heater

    LOCATING THE NEW WATER HEATER FACTS TO CONSIDER ABOUT THE LOCATION Carefully choose an indoor location for the new water heater, because the placement is a very important consideration for the safety of the occupants in the building and for the most economical use of the appliance.

  • Page 11: Insulation Blankets

    in an alcove or closet, the entire 昀氀oor must be covered by the panel. If this water heater will be used in beauty shops, barber shops, Failure to heed this warning may result in a 昀椀re hazard. cleaning establishments, or self-service laundries with dry cleaning equipment, it is imperative that the water heater or water heaters be installed so that combustion and ventilation air be taken from outside these areas.

  • Page 12: Uncon昀椀Ned Space

    Such a condition often will result in a yellow, luminous burner free area and metal louvers and grilles will have 75% free area. Non motorized louvers and grilles should be 昀椀xed in the open position. flame, causing sooting of the combustion chamber, burners and flue tubes and creates a risk of asphyxiation. FRESH AIR OPENINGS FOR CONFINED SPACES Do not install the water heater in a con昀椀ned space unless an adequate supply of air for combustion and ventilation is brought in...

  • Page 13: Outdoor Air Through Two Horizontal Ducts

    The con昀椀ned space should be provided with two permanent vertical Figure 7. The water heater should have clearances of at least 1 inch (25 mm) from the sides and back and 6 inches (150 mm) from the front ducts, one commencing within 12 inches (300 mm) of the top and of the appliance.

  • Page 14: Installing The New Water Heater

    INSTALLING THE NEW WATER HEATER This water heater should not be connected to any heating systems CHEMICAL VAPOR CORROSION or component(s) used with a non-potable water heating appliance. CORROSION OF THE FLUEWAYS AND VENT SYSTEM MAY All piping components connected to this unit for space heating OCCUR IF AIR FOR COMBUSTION CONTAINS CERTAIN CHEMICAL applications should be suitable for use with potable water.

  • Page 15: Thermal Expansion

    THERMAL EXPANSION T & P Valve and Pipe Insulation 1. Locate the temperature and pressure relief valve on the water heater (also known as a T&P relief valve). See Figure 11. As water is heated, it expands (thermal expansion). In a closed system the volume of water will grow when it is heated.

  • Page 16: High Altitude Installation

    exceed the marked hydrostatic working pressure of the water heater DANGER (150 psi = 1,035 kPa) and a discharge capacity not less than the • water heater Btu/hr or kW input rate as shown on the water heater’s Burn hazard. model rating plate. • Hot water discharge. Note: In addition to the factory installed Temperature-Pressure Relief Valve on the water heater, each remote storage tank that •...

  • Page 17: Gas Piping

    Failure to replace standard ori昀椀ce with a high altitude ori昀椀ce when installed above 10,100 feet (3,079 m) could result in improper and inef昀椀cient operation of the appliance, producing carbon monoxide gas in excess of safe limits, which could result in serious injury or death. Contact your gas supplier for any speci昀椀c changes which may be required in your area. GAS PIPING Fire and Explosion Hazard Use pipe joint compound or te昀氀on tape marked as being resistant Do not use water heater with any to the action of petroleum [Propane (L.P.)] gases.

  • Page 18: Sediment Traps

    SEDIMENT TRAPS Never use this water heater unless it is completely full of water. To prevent damage to the tank, the tank must be 昀椀lled with water. Water must 昀氀ow from the hot water faucet before turning “ON” gas to the water heater. To 昀椀ll the water heater with water: 1. Close the water heater drain valve by turning handle to the right (clockwise). The drain valve is on the lower front of water heater. 2.

  • Page 19: Vent Pipe Termination

    TERMINATION CLEARANCES SIDEWALL POWER VENT POWER VENT (using room air for combustion) EXTERIOR CLEARANCES FOR SIDEWALL VENT TERMINATION F IX E D C L O S E D O P E R A B L F IX E D C L O S E D O P E R A B L VENT TERMINAL AIR SUPPLY INLET...

  • Page 20: Planning The Vent System

    PLANNING THE VENT SYSTEM elbow (field supplied) vent terminal must be obtained with an equivalent screen (supplied in vent kit). The total system cannot exceed equivalent pipe lengths discussed above Plan the route of the vent system from the discharge of the blower where each elbow is equal to 5 feet (1.5 m) of straight pipe to the planned location of the vent terminal.

  • Page 21: Polypropylene Installations

    This water heater has been design certi昀椀ed to be vented with PVC vent connections MUST be secured by the vent manufacturer’s joint pipe certi昀椀ed and marked as complying with ULC S636. This water connector. The installer must use a speci昀椀c vent starter adapter at the 昀氀ue connection. The adapter is supplied by the vent manufacturer heater is supplied with a 2 inch 22.5 degree termination elbow that is a special 昀椀tting that must be used with this appliance. Any to adapt to its vent system. outlet piping, 昀椀ttings and glue used to vent this appliance that is In order to be in full compliance with UL 1738 or ULC-S636 and to not supplied by the manufacturer must comply with the ULC S636 meet the requirements of the water heater manufacturer, you must use requirements.

  • Page 22: Blower Assembly Installation

    The condensate trap may be primed by 昀椀lling the CONDENSATE 4. Make sure there is no packing material in the inlet or discharge of the blower. U-ASSEMBLY with tap water while the water heater is not operating. The system is fully primed when the water level reaches the adaptor 5.
  • Page 23 Align holes by drilling a hole through center of the template Slide the wall plate over the pipe to stop against the vent terminal. from the inside through to the outside. The template can now Place a bead of caulking (not supplied) around the gap between the pipe and cover plate. Apply enough to 昀椀ll some of the gap between be positioned on the outside wall using the drilled hole as a centering point for the template.

  • Page 24: Installation Of Vent System, Sidewall

    INSTALLATION OF VENT SYSTEM, SIDEWALL additional vent pipe when calculating maximum equivalent feet of venting. With the route of the venting system and selection of materials completed, as discussed in the section of this manual titled PLANNING THE VENT INSTALLATION OF VERTICAL VENT SYSTEM SYSTEM, the through the wall vent terminal in place and the 昀椀rst section of piping, up to 昀椀rst elbow, installed at the blower it is time to complete A proper f lashing or “...

  • Page 25: Vent Attenuation Assembly Installation Instructions

    VENT ATTENUATION ASSEMBLY supplied with kit) that may be found at a local hardware store. Failure to properly support the VAA and the surrounding vent INSTALLATION INSTRUCTIONS pipe could create a hazardous situation. DO NOT puncture any surface of the VAA. The Vent Attenuation Assembly (VAA) is designed to provide a reduction in fan noise created in the blower wheel.
  • Page 26 7. Take the other end of the flexible tubing and slide it through the hose clamp on the jacket top cover and install it into one of the four barb fittings in vent pipe assembly #2. 8. Once installed along with the rest of the vent con昀椀guration, make sure to operate the unit through at least one heat up cycle to ensure there is no leakage around the hose barb or any joints of the VAA or vent pipe system.

  • Page 28: Temperature Regulation

    TEMPERATURE REGULATION To avoid any unintentional changes in water temperature settings, the It is recommended that lower water temperatures be used to avoid control has a tamper resistant feature for changing the temperature the risk of scalding. It is further recommended, in all cases, that the water temperature be set for the lowest temperature which satis昀椀es setting.

  • Page 29: For Your Information

    FOR YOUR INFORMATION START UP CONDITIONS If the smelly water persists after the anode replacement and chlorination treatment, we can only suggest that chlorination or aeration of the water supply be considered to eliminate the water problem. SMOKE/ODOR It is not uncommon to experience a small amount of smoke and odor Do not remove the anode leaving the tank unprotected.

  • Page 30: Periodic Maintenance

    PERIODIC MAINTENANCE Soot build-up indicates a problem that requires correction before VENTING SYSTEM INSPECTION further use. Turn “OFF” gas to water heater and leave off until repairs are made, because failure to correct the cause of the sooting can result in a 昀椀re causing death, serious injury, or property damage.

  • Page 31: Temperature-Pressure Relief Valve Test

    methods can increase the rate of anode rod depletion. Once the anode rod It is recommended that the Temperature-Pressure Relief Valve should is depleted, the tank will start to corrode, eventually developing a leak. be checked to ensure that it is in operating condition every 6 months. Certain water conditions will cause a reaction between the anode rod When checking the Temperature-Pressure Relief Valve operation, make and the water.

  • Page 32: Service

    3. Open a nearby hot water faucet and let the water run until the DANGER water is no longer hot. Then close the hot water faucet. • Burn hazard. 4. Connect a hose to drain valve and terminate it to an adequate drain.

  • Page 33: Leakage Checkpoints

    LEAKAGE CHECKPOINTS Never use this water heater unless it is completely 昀椀lled with water. To prevent damage to the tank, the tank must be 昀椀lled with water. Water must 昀氀ow from the hot water faucet before turning “ON” gas to the water heater. A *Condensation may be seen on pipes in humid weather or pipe connections may be leaking. B. *The anode rod 昀椀tting may be leaking. C. Small amounts of water from temperature-pressure relief valve may be due to thermal expansion or high water pressure in your area.

  • Page 34: Repair Parts List

    REPAIR PARTS LIST Key No. Part Description Outer Door Anode Control Valve Assembly Plastic Top Blower Assembly Switch and Harness Assembly T&P Valve Drain Valve Wiring Harness Anode Outlet Vent Pipe Assembly #1 Vent Pipe Assembly #2 Vent Pipe Assembly #3 Inlet Tube Pipe Nipple Burner Tube Assembly...

  • Page 35: Troubleshooting Guidelines

    TROUBLESHOOTING GUIDELINES TROUBLESHOOTING GUIDELINES Please check guidelines below. For your safety, water heater service should be performed only by a quali昀椀ed service technician. Read the GENERAL SAFETY INFORMATION section 昀椀rst. INTELLI-VENT TROUBLESHOOTING CHART - USER CONTROL LED STATUS PROBLEM SOLUTION 1 Ensure the wall outlet (power supply) is properly grounded. Inadequate or no earth ground. 2 Ensure all ground connections/wires on the water heater are securely connected. 1 Ensure that the water heater is securely connected to earth ground.
  • Page 36 LED STATUS PROBLEM SOLUTION 1 Turn the power off for 10-20 seconds then on again to Self diagnostic check has detected clear these error codes. a problem with the gas valve driver circuit, internal microprocessor, or 2 If any of these error codes persist or cannot be cleared other internal circuits.
  • Page 37 TROUBLESHOOTING GUIDELINES TROUBLESHOOTING GUIDELINES These guidelines should be utilized by a quali昀椀ed service agent.

  • Page 38: Notes

    TROUBLESHOOTING GUIDELINES NOTES...

  • Page 39: Limited Warranty

    LIMITED RESIDENTIAL GAS WARRANTY b. Shipping and delivery charges for forwarding the new water heater THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY. or replacement part from the nearest distributor and returning the If the glass lined tank in this water heater shall prove upon examination by (the claimed defective heater or part to such distributor except in the state warrantor) to have leaked during the warranty period in normal residential use, of California where such charges are the manufacturer’s responsibility.
  • Page 40 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. Copyright ©...

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