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Bradford White IGI-180R series Installation And Operating Instruction Manual

Tankless gas water heater
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BRADFORD WHITE EVERHOT TANKLESS GAS WATER HEATER
Ambler, PA 19002
Tech. Service (800) 334-3393
Service Part (800) 538-2020
Warranty Service (800) 531-2111
Part No.: 238-44958-00C Rev. 7/07
INSTALLATION AND OPERATING INSTRUCTION MANUAL
PLACE THESE INSTRUCTIONS ADJACENT TO WATER HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE
FOR INTERIOR INSTALLATION
IGI-180R AND IGI-180C MODEL SERIES
A Spanish language version of these instructions is available by
contacting the company listed on the rating plate.
La versión espãnola de estas instrucciones se puede obtener al
escribirle a la fábrica cuyo nombre aparece en la placa de
especificaciones.
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 gas supplier

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Summary of Contents for Bradford White IGI-180R series

  • Page 1 BRADFORD WHITE EVERHOT TANKLESS GAS WATER HEATER FOR INTERIOR INSTALLATION IGI-180R AND IGI-180C MODEL SERIES 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 ...

  • Page 2: Table Of Contents

    SECTION I: IMPORTANT INFORMATION READ CAREFULLY This gas-fired water heater is design certified by CSA International under the American National Standard, Z21.10.3 (as indicated on the rating plate) and CAN/CGA 4.3-M (as indicated on the rating plate) available from CSA Standards Association, 178 Rexdale Blvd., Etobicoke, Ontario, Canada M9W 1R3.
  • Page 3 DANGER DO NOT store or use gasoline or other flammable, combustible, or corrosive vapors and/or liquids in the vicinity of this or any other appliance. Failure to properly install the vent and air intake (if applicable) system could result in property damage, personal injury, or death.
  • Page 4 WARNING DO NOT tamper with or alter the water heater and/or controls. DO NOT operate water heater with jumpered or absent controls or safety devices. DO NOT operate water heater if any external part has been under water. Immediately call a qualified service agency to inspect the appliance and to replace any part of the control system including gas controls, which has been under water.
  • Page 5 WARNING Liquefied petroleum gases/propane gas is heavier than air and will remain at floor level if there is a leak. Basements, crawl spaces, closets and areas below ground level will serve as pockets for accumulation of leaking gas. Before lighting, smell all around the appliance area for gas. Be sure to smell next to the floor.

  • Page 6: Specifications

    SECTION II: SPECIFICATIONS Max. Flow Rate @ Degree Temperature Rise Max. Min. Temp Input Input Rise Model No. Rating Rating 40F 60F 80F 100F 120F 140F Btu/hr. Btu/hr. IGI-180R-10N 180,000 15,000 Flow IGI-180R-10X Rate IGI-180C-5N Gal/Min. IGI-180C-5X First Hour Supply Gal/Hr.
  • Page 7 EVERHOT IGI Model Series Dimensions Figure 1...
  • Page 8 SPECIFICATIONS Dimensions (Inches) Height: Width: Depth: Outside Vent Venting Connection: Height: 25 5/8” 13 25/32” 8 13/16” 2 21/32” (65.1 cm) (35 cm) (22.4 cm) 5” dia. (6.7 cm) (12.7 cm) Above top of cabinet Clearances from Top of water heater: 6” (15.2 cm), Front: 6” (15.2 cm), Sides: 2” (5.1 cm), Combustible Materials: Back: 0”, Floor: 12”...

  • Page 9: General Information

    SECTION III: GENERAL INFORMATION FEATURES The Bradford White EVERHOT IGI series tankless water heater is a high output, high efficiency appliance, which heats the water continuously as hot water is being drawn for use. Unlike tank type storage water heaters, this water heater does not store hot water. The burner operates whenever there is a demand for hot water and is off when the hot water flow stops.

  • Page 10: Installation Instructions

    SECTION IV: INSTALLATION INSTRUCTIONS WARNING INSTALLATION OF THIS WATER HEATER REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED PLUMBER. PLUMBING, AIR SUPPLY, VENTING, GAS SUPPLY AND ELECTRICAL WORK ARE REQUIRED. DO NOT ATTEMPT TO LIGHT ANY GAS APPLIANCE IF YOU ARE NOT CERTAIN OF THE FOLLOWING: ...
  • Page 11 INSPECT SHIPMENT carefully for any signs of damage. All equipment is carefully manufactured, inspected and packed. Any claims for damage or shortage in shipment must be filed immediately with Bradford White Corporation and noted on the Bill of Lading. Open the vent kit carton (shipped separately) and inspect the venting components for damage.
  • Page 12 SECTION V: WATER CONNECTIONS WARNING Failure to install and maintain a new, listed pressure relief valve will release the manufacturer from any claim, which might result from excessive temperature and pressures. Keep clear of the pressure relief valve discharge line outlet. The discharge may be hot enough to cause scald injury.

  • Page 13: Vwater Connections

    Refer to the piping diagram (fig. 4) “Recommended Piping for Power Failure Freeze Protection” in Section V and contact your Bradford White dealer if assistance is needed.
  • Page 14 Recommended Piping for a Basic Installation Figure 2...
  • Page 15 Recommended Piping for a Circulation System Figure 3...
  • Page 16 Recommended Piping for Power Failure Freeze Protection As long as electrical power and gas are supplied to the EVERHOT water heater, freeze protection is provided to the heat exchanger and piping inside the water heater with ambient temperatures as cold as -30F (-34C), when protected from direct wind exposure.
  • Page 17 Recommended Piping for Back-up Storage System For hotels, motels, and other high flow applications Figure 5 Note: The Primary Circulator for the water heating loop must be sized for 21 GPM @ 35 Ft. Head.
  • Page 18 PRESSURE RELIEF VALVE – WARNING Keep clear of the pressure relief valve discharge line outlet. The discharge may be hot enough to cause scald injury. The water is under pressure and may splash. For protection against excessive pressure, install pressure protective equipment required by local codes, but not less than a pressure relief valve certified by a nationally recognized testing laboratory that maintains periodic inspection of production of listed equipment or materials as meeting the requirements of the Standard for Relief Valves and Automatic Gas...
  • Page 19 COMBINATION WATER HEATING AND SPACE HEATING APPLICATIONS – COMMERCIAL MODELS ONLY Commercial models may be used for space heating or combination space heating/potable water heating applications provided the following requirements and recommended piping diagrams are carefully followed. WARNING The following instructions must be carefully followed to assure safe and reliable operation of the water heater. All piping components connected to this water heater must be suitable for use with potable water.

  • Page 20: Venting

    SECTION VI: VENTING WARNING The venting system must be properly installed. Failure to properly install the vent system could result in property damage, personal injury, or death. DO NOT install damaged venting system components. If damage is evident then please contact the supplier where the water heater was purchased or the manufacturer listed on the rating plate for replacement parts.
  • Page 21 VENT/AIR INTAKE TERMINAL LOCATIONS Direct Vent Terminal Location Plan the vent system layout so that proper clearances are maintained from plumbing and wiring. Before the vent is installed, determine the vent pipe termination location as shown below in the Vent Terminal Location illustration.
  • Page 22 The Standard Vent Kit consists of: one 90 discharge adapter and one horizontal vent termination kit. If this type of vent installation is not possible, contact your Bradford White supplier for additional venting components illustrated at the back of this instruction manual.
  • Page 23 If the vent termination height above the water heater exceeds 5 feet (1.5 m), then a condensate collector (available from your Bradford White supplier) will be required within 5 feet of the vent connection of the water heater to collect condensate from the vent pipe. The condensate collector has a ¾” outside diameter male plastic tube for connecting to ¾”...
  • Page 24 Horizontal Direct Vent using standard vent kit components: Figure 8 For installations on interior walls, venting components may be purchased from your Bradford White supplier to extend the venting distance using extension tubes and elbows. Use the formula and venting table shown previously in this installation manual to calculate the total equivalent distance of vent pipe.
  • Page 25 Vertical Direct Vent Installations The EVERHOT IGI series water heater can also be installed to vent vertically through the roof using a vertical discharge adaptor, optional vent extension tubes, a condensate collector, a roof terminal, and a universal lead tile. In addition to the total equivalent feet limit of 41 feet (12.5 m), the maximum height of the venting system is limited to 21 feet (6.4 m).
  • Page 26 If you do not understand the information concerning the Dip Switch settings or the location of the Dip Switch, contact Bradford White Sales (800-523-2931) or Technical Service (800-334-3393 x3634) for assistance. Use the following examples and the previous discussion on calculating the equivalent vent length to determine the correct setting for Dip Switch #1.
  • Page 27 WARNING Refer to the Bradford White EVERHOT IGI series Water Heater Installation and Operating Instruction Manual for details concerning vent system termination positions/clearances, allowable vent pipe lengths, and in what position dip switch #1 should be placed. If you do not understand how to configure your vent pipe system and/or which position dip switch #1 should be placed in, please contact your Bradford White supplier for assistance.
  • Page 28 WARNING Before installation inspect each vent component for damage and correct seal placement. Do not attempt to fix or install any damaged vent components. Condensate When the total vent system length is greater than 5 ft. (1,52 m), condensate will form which could damage the water heater.

  • Page 29: General Installation Instructions

    General Installation Instructions Joint connection Figure 13 Vent connections others must be firmly pressed together so that the gaskets form an airtight seal. Coping with condensation Figure 14 Make sure that the sockets are pointed 1° upwards in order to keep the gaskets dry. (Except for the (short distance) standard horizontal discharge vent system without extensions.

  • Page 30: Condensate Drain

    Condensate drain Every vent system should have a condensate collector unless installed with a total vent length of less than 5 ft. (1,52 m). To prevent condensate from draining back to the appliance, a condensate collector (B) and trap (C) should be installed. Attach condensate collector to the discharge adapter (A).
  • Page 31 WARNING Improper installations of vent system and components, or failure to follow all installation instructions, can result in property damage or serious injury. Parts & Dimensions Components needed for direct vent applications Figure 19 Figure 20 1) horizontal discharge adapter 2) vertical discharge adapter BWC p/n 239-44506-00 BWC p/n 239-44500-00...
  • Page 32 Figure 26 Figure 27 8) condensate collector 9) vent pipe clamp BWC p/n 239-44501-00 BWC p/n 239-44493-00 Figure 28 Figure 29 10) vertical discharge roof terminal 11) pitch roof flashing BWC p/n 239-44494-00 (1/12) BWC p/n 239-44502-00 (8/12) BWC p/n 239-44503-00 (6/12) BWC p/n 239-44504-00 Figure 30 Figure 31...
  • Page 33 Installation Instructions Everhot Horizontal Discharge Vent System Identify the vent location Figure 32 Steps: - Place horizontal discharge adapter on water heater - Mark position on wall - Or use template provided with water heater - Cut hole, covering the top of the water heater to prevent debris from entering Measure dimension to fit Figure 34 Figure 33...
  • Page 34 Final installation of the vent system Figure 35 From the outside of the building, slide the wall discharge terminal through the vent wall passage. A supplied rubber wall plate can be installed on the exterior of the building. Slide the inner wall plate onto the terminal.
  • Page 35 Horizontal Vent System Installation examples Figure 36...
  • Page 36 Installation Instructions Everhot Vertical Discharge Vent System Figure 37 Identify the vent location Determine the location where the roof discharge terminal will be installed. Taking into account the angle of the roof, cut the hole with a dimension that allows the vertical discharge roof terminal to be installed. Cut to fit The terminal can be shortened by removing the components A+B+C,...
  • Page 37 Mounting the vent system Figure 39 Vent connections must be firmly pressed together so that the gaskets form an airtightseal. Secure the system with the supplied vent pipe clamp or perforated hanger iron. NOTE When the total vent system length is greater than 5ft. (1,52 m), condensate will form which could damage the water heater.
  • Page 38 Vertical Vent System Installation examples Figure 40...
  • Page 39 Cut Line Template Figure 41...

  • Page 40: Gas Connections

    Check the type of gas and the gas inlet pressure before connecting the EVERHOT water heater to the gas supply. If the gas supply type does not match the type shown on the water heater rating plate, then DO NOT connect the water heater. Contact your Bradford White supplier for the correct water heater.
  • Page 41 GAS METER SIZE – NATURAL GAS ONLY Be sure that the gas meter has sufficient capacity to supply the full rated gas input of the water heater as well as the requirements of all other gas fired equipment supplied by the meter. If the gas meter is too small, ask the gas company to install a larger meter having adequate capacity.

  • Page 42: Electrical Connections

    4. Turn power on (after completing electrical connections – refer to Section VIII, “Electrical Connections”) and fully open a hot water tap. 5. Measure the gas pressures to see that these are within the specified limits below: Supply Pressure: Nat. Gas: Min.: 6”, Max.: 10.5” L.P.
  • Page 43 Wiring Diagram Figure 42 WARNING DO NOT adjust any dipswitch settings on PC board except Dip Switch #1, if required, for vent length.
  • Page 44 Wiring Diagram – Schematic Figure 43...

  • Page 45: Temperature Controls

    TEMPERATURE CONTROLS The front panel temperature control allows the customer to set the hot water supply temperature and will display certain fault functions of the water heater if there is a malfunction. Residential models can also have the option of up to two remote temperature controls located near bathroom fixtures for convenient control of bath and shower temperatures.
  • Page 46 Before installing optional Remote Controls, determine the most convenient locations(s). When deciding on the best location for the remote controls, please consider the following items: 1. Place the controls out of reach of small children. 2. Avoid locations where the control(s) will become hot, such as over a radiator, register, or other heat sources.
  • Page 47 8. Remove the plastic cover from the PCB and electrical connections. 9. Thread the cable through the access hole at the base of the water heater and connect the wires to the control terminals on the right hand side of the PCB. Refer to the control wiring illustration at the end of this section.
  • Page 48 2. Check the operation of the water heater. Check the operation of the remote temperature control(s). Check the operation of the power failure protection system (drain solenoids). 3. Explain the proper operation of the new Bradford White EVERHOT water heater to the customer.

  • Page 49: Operating Instructions

    SECTION IX: OPERATING INSTRUCTIONS WARNING Water heaters are heat-producing appliances. To avoid damage or injury there must be no materials stored against the water heater or direct vent system, and proper care must be taken to avoid unnecessary contact (especially by children) with the water heater and direct vent system. UNDER NO CIRCUMSTANCES SHOULD FLAMMABLE MATERIALS, SUCH AS GASOLINE OR PAINT THINNER BE USED OR STORED IN THE VICINITY OF THIS WATER HEATER OR IN ANY LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER.
  • Page 50 LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE OPERATING 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 does not have a pilot. C.

  • Page 51: Temperature Adjustment

    CAUTION In climates where below freezing temperatures may occur, the water heater must be drained when power is off to the water heater to prevent freeze damage to the heat exchanger. Drain solenoids are recommended to prevent freeze damage during power failures in cold climate regions. TURNING OFF THE WATER HEATER FOR AN EXTENDED PERIOD OF TIME If the EVERHOT...
  • Page 52 2. To set the desired temperature on the control, all hot water faucets must be closed. If there are Remote Controls installed, press the “Priority” button on the control you want to change the setting on and the yellow “Priority” indicator light will glow. 3.
  • Page 53 Commercial Models (See figure 49): 1. Commercial models have the control mounted on the front of water heater, which will allow the outlet water temperature to be adjusted from 96-185F. If a remotely located control is desired, install and wire a second control according to the instructions in the previous section, “Temperature Control Installation”.
  • Page 54 SCALDING Water temperature over 125°F can cause severe burns instantly or death from scalds. Children, disabled and elderly are at highest risk of being scalded. Review this instruction manual before setting temperature at water heater. Feel water before bathing or showering.
  • Page 55 ERROR MESSAGES ON REMOTE TEMPERATURE CONTROL DISPLAY The Bradford White EVERHOT continuous flow water heaters have the ability to monitor and display any operating faults on the control display. The error messages will display on the monitor and will assist in servicing the water heater.

  • Page 56: Xmaintenance

    SECTION X: MAINTENANCE WARNING Always turn off the electrical power supply, the manual gas valve, and the manual water control valve whenever servicing this appliance. KEEP THE APPLIANCE AREA CLEAR AND FREE FROM COMBUSTIBLE MATERIALS, GASOLINE, AND OTHER FLAMMABLE VAPORS AND LIQUIDS. The EVERHOT...
  • Page 57 CAUTION Before manually operating the valve, make sure that a drain line has been attached to the valve to direct the discharge to an open drain. Failure to take this precaution could mean contact with extremely hot water passing out the valve during this checking operation. FLUSHING PROCEDURE FOR LIME SCALE REMOVAL FROM HEAT EXCHANGER The amount of calcium carbonate (lime) released from water is in direct proportion to water temperature and usage.
  • Page 58 Lime Scale Flushing Diagram Figure 52 COMMON TROUBLESHOOTING COMMENTS ON THE OPERATION OF THE EVERHOT TANKLESS WATER HEATER Comment: I don’t have any hot water when I open the tap! Make sure the gas and electricity is turned on to the water heater. The remote temperature display should have the green light lit when a hot water tap is open and the water heater is operating.
  • Page 59 Schematic Diagram of Internal Parts Figure 53...

  • Page 60: Parts List

    SECTION XI: PARTS LIST Cabinet 1 Temperature Control Included. Note: Can purchase additional controls for remote locations.
  • Page 61 Internal Components...
  • Page 62 Internal Components...
  • Page 63 Electrical Components...
  • Page 64 VENTING COMPONENTS PARTS LIST Number Description Quantity Casing Assembly Wall Fitting Bracket Rubber Bushing Connection Reinforcement Panel Heat Protection Plate Front Panel Front Panel Gasket Front Panel Gasket – Side Gas Control Assembly Screw Gas Connection (3/4” NPT) Burner Unit Assembly Burner Case Front Burner Case Bottom Panel Burner Air Orifice Plate...
  • Page 65 Number Description Quantity Blower Mounting Bracket Blower Gasket Blower Motor Blower Venturi Inlet Plate Bellow Connecting Bracket/Intake Duct Combustion Chamber Bracket Side Air Inlet Box Assembly Bellows Connecting Bracket/Blower Bellows Bellows Clamping Ring Top Air Inlet Box Assembly Exhaust Bracket Exhaust Bracket Holder Air Inlet Box Cover Heat Exchanger –...
  • Page 66 Number Description Quantity Screw Screw Washer Screw Screw Screw O-Ring O-Ring O-Ring O-Ring O-Ring O-Ring O-Ring O-Ring Gasket 238-44958-00 Installation and Operating Instructions 239-44509-00 Temperature Control (all models) VENTING COMPONENTS Part # Description Quantity 239-44516-00 Standard Vent Discharge Kit (Includes 1 Horizontal Discharge Adapter and 1 Wall Discharge Terminal) 239-44506-00 Horizontal Discharge Adaptor...
  • Page 67 NOTES:...
  • Page 68 NOTES:...

This manual is also suitable for:

Igi-180c series

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