Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X User Manual

Content

Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X Manual

Introduction

The Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X is an indoor, gas-fired water heating system designed to provide hot water on demand without storing heated water in a tank. Its tankless design can help reduce standby heat loss while supporting applications such as residential bathrooms, kitchens, utility rooms, and other approved indoor installations.

This model uses direct electronic ignition and is configured for either natural gas or propane, depending on the exact suffix and rating-plate identification. Water is heated as it passes through the heat exchanger, allowing the unit to operate only when hot-water demand is detected. This approach is useful for homes or light-duty applications that need continuous hot-water delivery within the heater’s flow and temperature limits.

The Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X is intended for installation and servicing by qualified professionals. It suits property owners who want a compact indoor water heater, contractors replacing an older tankless unit, and users seeking a system with electronic controls and serviceable components. Correct gas sizing, venting, condensate management where applicable, water pressure, and local-code compliance are essential for safe operation.

Before installation or service, read the appliance instructions, confirm the fuel type, and verify the model and serial number on the rating plate. Never modify the gas train, vent system, electrical connections, or safety controls.

Specifications

Product type: Indoor tankless gas water heater.
Model family: EverHot IGI-180R-10-N-X.
Approved fuel: Natural gas or propane, as identified by the appliance rating plate and factory configuration.
Installation location: Indoor installation only.
Approximate dimensions: 23 5/8 inches high, 13 25/32 inches wide, and 8 13/16 inches deep.
Approximate shipping or operating weight: 49 pounds.
Thermal efficiency: Approximately 0.87 for propane and 0.82 for natural gas, according to the service documentation.
Noise level: Approximately 49 dB(A) under specified operating conditions.
Gas connection: 3/4-inch NPT male connection.
Water connections: 3/4-inch NPT male cold-water inlet and hot-water outlet.
Ignition: Direct electronic ignition.
Electrical consumption: Approximately 75 watts while operating.
Controls: Electronic control system with safety monitoring and diagnostic functions.

Actual performance depends on incoming water temperature, gas pressure, flow rate, installation conditions, and the selected temperature setting. Always use the rating plate and current installation documentation for final specifications.

Detailed Description and Everyday Operation

The Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X detects hot-water flow and activates its electronic ignition system when demand begins. Gas combustion heats the internal heat exchanger, transferring energy to water moving through the appliance. When the demand stops, the burner shuts down rather than continuously maintaining a storage tank temperature.

The compact cabinet is intended for indoor placement with approved combustion-air and venting arrangements. The gas burner, heat exchanger, sensors, control board, and safety devices work together to regulate operation and protect against abnormal conditions. Connections are positioned for standard professional installation using appropriately sized piping and approved materials.

During normal use, select a safe hot-water temperature and avoid unnecessary adjustments. A lower setting can reduce scald risk and may improve energy efficiency. Keep the cabinet, air openings, vent termination, and surrounding area free from dust, paint, chemicals, and combustible materials.

Routine care includes checking for water or gas leaks, observing unusual noises or shutdowns, keeping the exterior clean with a soft damp cloth, and arranging periodic inspection by a qualified technician. Mineral buildup can reduce flow and heating performance, especially where water is hard. Descaling and filter cleaning should follow the official service procedure rather than improvised chemical or mechanical methods.

Setup Guide for the IGI-180R-10-N-X

Professional installation is required. Gas appliances must be installed according to the manufacturer’s instructions, fuel requirements, building codes, and applicable venting regulations.

Confirm the model, serial number, fuel type, and electrical requirements on the rating plate.
Choose an approved indoor location with sufficient clearance, service access, protection from freezing, and suitable combustion air.
Mount the heater securely on a wall or approved support capable of carrying its weight.
Connect the cold-water inlet, hot-water outlet, pressure-relief equipment, isolation valves, and drain arrangements required by local code.
Install the gas supply using correctly sized, approved piping. Test all joints for leaks with an approved leak-detection method; never use an open flame.
Install the complete vent and air-intake system specified for this model. Do not substitute unapproved pipe, fittings, termination locations, or vent materials.
Flush the water piping before opening the appliance valves to help prevent debris from entering the inlet filter or heat exchanger.
Connect electrical power with the required grounding and protection. The unit does not use consumer wireless pairing as a normal setup requirement.
Open the water and gas valves, inspect for leaks, and follow the startup sequence in the official manual.
Set the operating temperature, run a hot-water fixture, and verify stable ignition, flow, temperature, and exhaust operation.

If the unit fails to ignite, close the gas supply if a leak is suspected, check that the correct fuel is available, and contact a qualified service provider. Do not bypass safety switches or repeatedly reset a fault without identifying its cause.

Troubleshooting the Bradford White EverHot Tankless Gas Water Heater

Begin every diagnosis by checking the display or diagnostic indicator, water flow, gas supply, electrical power, and rating-plate information. Exact diagnostic codes and reset procedures depend on the control version, so use the service manual for the specific appliance.

No hot water: Confirm electrical power, open water valves, adequate flow, gas availability, and the correct fuel configuration. If ignition does not occur, arrange qualified service.
Water is not hot enough: Reduce simultaneous demand, check the temperature setting, clean the inlet filter if instructed, and have gas pressure, flow rate, and heat-exchanger condition tested.
Temperature fluctuates: Check for low or changing flow, partially closed valves, clogged filters, cross-connections, and mineral scaling.
Unit shuts down during operation: Inspect for blocked or incorrectly installed venting, inadequate combustion air, abnormal gas pressure, overheating, or sensor faults. Do not operate the heater until unsafe conditions are corrected.
Water leak: Turn off the water supply if necessary and contact a qualified technician. Never remove covers while the unit is energized or connected to gas.
Diagnostic code displayed: Record the complete code, turn off hot-water demand, and follow the model-specific service instructions. Avoid replacing parts based only on a code description.

Preventive maintenance includes annual professional inspection, inlet-filter cleaning, vent inspection, leak checks, and descaling when water conditions require it. For warranty assistance, retain the receipt, installation records, model number, and serial number. Bradford White warranty support can be reached at 1-800-531-2111; technical support is listed at 1-800-334-3393. Warranty coverage depends on the applicable warranty document, installation requirements, and product registration or proof of purchase.

Pros and Cons

Advantages

On-demand heating: Heats water when flow is detected instead of maintaining a large storage tank.
Compact form: The shallow indoor cabinet can suit installations where floor space is limited.
Electronic ignition: Direct ignition eliminates the need for a continuously burning standing pilot.
Fuel flexibility: The product family supports natural-gas or propane configurations when matched correctly to the rating plate.
Serviceable design: Diagnostic controls and accessible components can assist qualified technicians during maintenance.
Best fit: Appropriate for users who need an indoor tankless gas water heater and have suitable gas, venting, electrical, and water infrastructure.

Limitations

Professional installation: Gas, combustion air, venting, electrical, and water connections make this unsuitable as a casual do-it-yourself project.
Flow limitations: Delivered temperature can decline when several fixtures operate simultaneously or when incoming water is very cold.
Maintenance requirements: Hard-water scaling, clogged filters, and blocked venting can affect performance and require professional attention.
Indoor-only application: It cannot be installed outdoors or in an unapproved location.
Who may need another option: Users without an appropriate gas supply, approved vent route, or regular maintenance access may be better served by a properly sized electric or storage water-heating system.

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Faqs

How do I set up the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X for the first time?

Have a qualified professional install the Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X indoors using the approved direct-vent system. The installer must confirm that the gas type matches the appliance, connect the required 120-volt electrical supply, size the water and gas lines correctly, and install isolation valves and a pressure-relief device where required. Before operation, the system should be leak-tested, the vent inspected, and the temperature controller set to a safe household setting.

What gas, electrical, and venting requirements apply to the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X?

The Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X is an indoor direct-vent appliance and must use vent components approved for this model. It is available for natural gas or propane, but the unit must match the building’s fuel supply. Installation also requires a grounded 120-volt electrical circuit and adequate gas pressure. Vent length, elbows, clearances, combustion air, and termination location must follow the installation manual and local codes.

Why is the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X producing cold or fluctuating water?

Check whether the water flow is high enough to activate the heater and whether another fixture is reducing available flow or gas capacity. Clean clogged faucet aerators and showerheads, verify that the inlet water filter is not restricted, and confirm that the temperature setting has not been changed. If the problem continues, inspect for gas-supply, venting, ignition, or flow-sensor faults. A qualified technician should diagnose internal controls or combustion components.

How can I reset the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X after an error?

First stop using hot water and check the controller or display for the exact error code. Turn off the affected fixtures, wait briefly, and follow the model’s manual for the approved reset procedure. Do not repeatedly reset the unit if the fault returns. Check for obvious issues such as a closed water valve, blocked vent termination, or gas interruption, but never remove safety covers. Persistent ignition, combustion, overheating, or exhaust errors require qualified service.

Can the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X supply multiple fixtures at once?

The Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X modulates its burner and water flow to maintain the selected temperature as demand changes. Actual simultaneous capacity depends on incoming water temperature, outlet temperature, fixture flow rates, and available gas supply. Running several showers or appliances at once can reduce temperature stability. Reduce flow at fixtures, lower the temperature slightly, or have a professional evaluate whether multiple heaters or a different system is needed.

What temperature setting is safest for the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X?

For many residential applications, a setting near 120°F helps reduce scalding risk while providing suitable bathing water. The safest setting depends on household needs, plumbing layout, and whether a mixing valve is installed. Use the integrated controller to select the temperature, and avoid frequent adjustments at the unit if remote controls are connected. Test water at the outlet because pipe losses and simultaneous demand can change the delivered temperature.

How often should I maintain the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X?

Inspect the Bradford White EverHot Tankless Gas Water Heater IGI-180R-10-N-X regularly for leaks, unusual noises, corrosion, blocked air passages, and vent-termination obstructions. Flush the heat exchanger when mineral buildup is likely, especially with hard water or frequent operation. Clean the inlet-water filter according to the manual and arrange periodic professional inspection of gas pressure, combustion, ignition, and venting. Turn off gas and power before service unless the procedure specifically requires energized testing.

How do I protect the bradford white EverHot Tankless Gas Water Heater IGI-180R-10-N-X during freezing weather?

The built-in freeze-protection system requires electrical power and a functioning gas supply, so it cannot protect the heater during every outage or fuel interruption. Keep the indoor installation space above freezing, insulate exposed water piping, and follow the manual’s draining procedure if the building may lose heat. Close water and gas valves only when instructed, and never block the vent. After freezing conditions, have the unit checked for cracked pipes or heat-exchanger damage before operation.