State Water Heaters Ultra Low Nox Series Installation Instructions And Use & Care Manual
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State Water Heaters Ultra Low Nox Series Installation Instructions And Use & Care Manual

State Water Heaters Ultra Low Nox Series Installation Instructions And Use & Care Manual

Direct vent residential gas water heater
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WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, personal injury or death.
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
•
Do not try to light any appliance.
•
Do not touch any electrical switch;
do not use any 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.
Installation and service must be performed
by a qualified installer, service agency or
the gas supplier.
INSTALLER:
•
AFFIX THESE INSTRUCTIONS TO OR ADJACENT
TO THE WATER HEATER.
OWNER:
•
RETAIN THESE INSTRUCTIONS AND WARRANTY
FOR FUTURE REFERENCE. RETAIN THE ORIGINAL
RECEIPT AS PROOF OF PURCHASE.
VAC
Direct Vent
Residential Gas
Water Heater
Installation
Instructions and
Use & Care Guide
Ultra Low NOx MODELS
All technical and warranty questions should be directed to the local
dealer from whom the water heater was purchased. If you are
unsuccessful, contact the company listed on the rating plate on the
water heater.
When calling for assistance, please have the following
information ready:
1.
Model number
2.
7 digit product number
3.
Serial number
4.
Date of installation
5.
Place of purchase
Table of Contents ......................................................
LOW LEAD
CONTENT
2
325002-001
August 2013
1

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Summary of Contents for State Water Heaters Ultra Low Nox Series

  • Page 1 Direct Vent Residential Gas Water Heater Installation Instructions and WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property Use & Care Guide damage, personal injury or death. Do not store or use gasoline or other flammable vapors and liquids in the Ultra Low NOx MODELS vicinity of this or any other appliance.

  • Page 2: Table Of Contents

    WATER HEATER SAFETY Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or hurt you and others.
  • Page 3 INSTALLATION REQUIREMENTS FOR THE COMMONWEALTH OF MASSACHUSETTS For all side wall terminated, horizontally vented power vent, direct vent, and power direct vent gas fueled water heaters installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) feet above finished grade in the area of the venting, including but not limited to decks and porches, the following requirements shall be satis- fied:...

  • Page 4: Water Heater Safety

    INSTALLING YOUR GAS WATER HEATER Important Information About Unpacking the Water Heater This Water Heater WARNING This gas water heater was manufactured to voluntary Excessive Weight Hazard safety standards to reduce the likelihood of a flammable vapor ignition incident. New technology used in meeting Use two or more people to move and install these standards makes this product more sensitive to water heater.

  • Page 5: Location Requirements

    Site Location WARNING • Select a location near the center of the water piping system. The water heater must be installed indoors and in a vertical position on a level surface. DO NOT install in bathrooms, bedrooms, or any occupied room normally kept closed.

  • Page 6: Clearances And Accessibility

    an alcove or closet installation, the entire floor must be IMPORTANT: The water heater should be located covered by the panel. in an area where leakage of the tank or connections • Figure 2 may be used as a reference guide to locate will not result in damage to the area adjacent to the the specific clearance locations.

  • Page 7: Gas Supply

    Gas Supply Figure 3 Gas Piping Manual Gas Shut-off Valve WARNING Ground Joint Union Check with local utility for minimum height 3” Minimum Explosion Hazard Sediment Trap Gas Pressure Use a new CSA approved gas supply line. IMPORTANT: The gas supply pressure must not exceed the Install a shut-off valve.

  • Page 8: Combustion Air Supply And Ventilation

    Combustion Air Supply and Ventilation Through-the-wall installations require locating the water WARNING heater next to an outside wall. All necessary components are supplied for the standard through-the-wall installation. Carbon Monoxide Hazard Optional vertical and horizontal extension kits are available for installations that exceed the standard horizontal and Water heater must be vented to outdoors.
  • Page 9 3. Uncompressing the corrugated Flex piping by pulling Secure Flex Vent Pipe to Vent Figure 4A Cap with Small Clamp. Apply Installation Flex Vent Pipe the piping to the length as required. Make sure there silicone sealant to all connections making sure all joints are tight are two springs evenly spaced at the bend in the pipe.
  • Page 10 4. Extend the 3” telescoping pipe to its maximum length. Figure 4B Place the smaller section onto the 3” elbow at least 1 Optional Installation and 1/2 inches (See Figure 6). Drill two holes 180° apart and secure with the two #8 sheet metal screws provided.
  • Page 11 Through The Roof Venting* Figure 7 Vertical Installation 1. Center the heater directly under the roof opening. This vent system must be installed vertically only. 2. All the pipes needed to assemble the vent are Sealant Slope down 1/4” Screws included in the kit.
  • Page 12 Vent Cap Termination Do not terminate the vent cap in areas containing acid forming chemicals. Inlet air must not contain any corrosive elements. Any water heater failure due to corrosive WARNING elements in the atmosphere is excluded from warranty coverage. Carbon Monoxide Hazard See Figures 7 and 8 for correct Vent Cap Termination Locations.

  • Page 13: Water System Piping

    Water System Piping 7. After piping has been properly connected to the water heater, remove the aerator at the nearest hot water Piping Installation faucet. Open the hot water faucet and allow the tank to completely fill with water. To purge the lines of any ex- Piping, fittings, and valves should be installed according to cess air, keep the hot water faucet open for 3 minutes the installation drawing (Figure 12).
  • Page 14 Closed System/Thermal Expansion Please note the following: • The system should be installed only with piping that is WARNING suitable for potable (drinkable) water such as copper, CPVC, or polybutylene. This water heater must not be installed using iron piping or PVC water piping. •...

  • Page 15: Temperature & Pressure Relief Valve

    Temperature and Pressure IMPORTANT: Only a new temperature and pressure relief valve should be used with your water heater. Do not use an Relief Valve old or existing valve as it may be damaged or not adequate for the working pressure of the new water heater. Do not WARNING place any valve between the relief valve and the tank.

  • Page 16: Special Applications

    Special Applications Some jurisdictions may require a backflow preventer in the incoming cold water line. This may cause the Combination Space Heating/Potable temperature and pressure relief valve on the water heater to discharge or weep due to expansion of the heated water. Water System A diaphragm-type expansion tank suitable for potable water will normally eliminate this weeping condition.

  • Page 17: Installation Checklist

    Important Information About This Water Heater This gas water heater was manufactured to voluntary safety standards to reduce the likelihood of a flammable vapor ignition incident. The new technology used in meeting these standards makes this product more sensitive to installation errors.

  • Page 18: Operating Your Water Heater

    OPERATING YOUR WATER HEATER Lighting Instructions Read and understand these directions thoroughly before 4. Once the Pilot is lit, continue to hold the Control Knob in until the Status Light begins to blink. attempting to light or re-light the pilot. Make sure that the 5.

  • Page 19: For Your Safety Read Before Lighting

    FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which is lighted by a C.

  • Page 20: Burner Flames

    Burner Flames Inspect the burner flames through the viewport. Flames should be very small with a blue haze and small amounts of yellow or orange at the edges. After several minutes of operation, the burner screen may glow red. If large flames are observed at any time, shut-off unit and call a qualified person.

  • Page 21: Water Temperature Regulation

    Water Temperature Regulation IMPORTANT: Adjusting the thermostat past the 120°F bar on the temperature dial will increase the risk of scald injury. WARNING Hot water can produce first degree burns within: Table 3: Time for Time for 1st Water Permanent Burns Degree Burn Temperature °F 2nd &...

  • Page 22: Operating The Temperature Control System

    Operating the Temperature Control System Status Light Code Figure 19: Status Codes Normal Flashes: List of status codes are shown • 0 Flashes Indicates Control Off/Pilot Out. at top of gas control valve/thermostat. • 1 Flash Indicates Normal Operation. • Continuous Light indicates the gas control valve/thermostat is shutting down.

  • Page 23: Operational Conditions

    Operational Conditions Anode Rod/Water Odor Each water heater contains at least one anode rod, Condensation which will slowly deplete (due to electrolysis) prolonging Moisture from the products of combustion condenses on the the life of the water heater by protecting the glass-lined tank surface and the outside jacket of the water heater and tank from corrosion.

  • Page 24: Maintenance Of Your Water Heater

    MAINTENANCE OF YOUR WATER HEATER Draining and Flushing Temperature and Pressure Relief Valve It is recommended that the tank be drained and flushed every 6 months to remove sediment which may build up WARNING during operation. The water heater should be drained if being shut down during freezing temperatures.

  • Page 25: Replacement Parts

    Replacement Parts Natural Gas Burner (Ultra Low Nox) Check the burner to see if it is dirty or clogged. The burner Replacement parts may be ordered through your plumber may be cleaned with soft paint brush (Figure 24). Do not or the local distributor.
  • Page 26 Replacing the Pilot/Thermopile Assembly WARNING 1. Remove the burner door assembly as directed previously. 2. Lift the retainer clip straight up from the back of the manifold component block (using a flat-blade screwdriver), then remove the manifold component block from the burner door assembly (Figure 25). Figure 25 Thermopile Connectors Manifold Component...

  • Page 27: Replacing The Burner Door Assembly

    Replacing the Burner Door Assembly Combustion Chamber Figure 27 Combustion Chamber WARNING Explosion Hazard Tighten all burner door screws Door Gasket securely. Figure 28 Close-up inside view of the combustion chamber Remove any fiberglass between gasket Combustion Chamber and combustion chamber. Replace viewport if glass is missing or damaged.

  • Page 28: Troubleshooting Charts

    Removing and Replacing the Gas objects into the inlet or outlet connections. Damage to the gas control valve/thermostat may result. Control Valve/Thermostat Gas Control Valve/Thermostat: IMPORTANT: The gas control valve/thermostat is a standard valve with wire leads that connect to the thermopile. To replace the gas control valve/thermostat, reassemble in reverse order.
  • Page 29 PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION HIGH OPERATION COSTS Thermostat set too high Set temperature dial to lower setting Sediment or lime in tank Drain/flush-provide water treatment if needed Water heater too small for job Install adequate heater Wrong piping connections Correct piping-dip tube must be in cold inlet Leaking faucets Repair faucets...

  • Page 30: Troubleshooting Charts

    STATUS LIGHT CODE TROUBLESHOOTING CHART LED STATUS PROBLEM CORRECTIVE ACTION 0 FLASHES (LED NOT LIT) Pilot light is not lit. Not enough Follow the lighting instructions on the front of the power (millivolts) to keep it lit. water heater and record any diagnostic codes. See Diagnostic Status Light Code section.

  • Page 31: Repair Parts Illustration

    REPAIR PARTS ILLUSTRATION When ordering repair parts always give the following information: 1. Model, serial, and product number 2. Type of gas 3. Item number 4. Parts description Repair Parts List Item Parts Description VENT CAP ASSEMBLY OUTER WALL PLATE INNER WALL PLATE FLEX VENT PIPE (WITH CLAMPS) UPPER AIR BOX...

  • Page 32: Listed Parts Kits And Illustrations

    Listed Parts Kits and Illustrations Item 14: Manifold door gasket Item 18: Viewport Item 20: Burner Door assembly, which contains the burner, gasket, door, pilot tube, manifold component block with retainer clip, temperature sensor, and pilot assembly. (Natural Gas/Low Nox) Item 20a: Pilot assembly kit, which contains the pilot, electrode, and thermopile (Natural Gas) Item 20b: Flexible manifold tube Item 21: Manifold component block and retainer clip...
  • Page 33 NOTES...
  • Page 34 NOTES...
  • Page 35 NOTES...
  • Page 36 Copyright © 2013. All Rights Reserved. Printed in the U.S.A.

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