Lennox GWB84-E User's Manual

Pages 8

Year 2020

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Lennox GWB84-E Specification

The Lennox GWB84-E is a reliable gas-fired water boiler designed for efficient home heating. It operates with an AFUE (Annual Fuel Utilization Efficiency) rating of up to 84%, making it a cost-effective solution for residential heating needs. The boiler features a cast iron heat exchanger, which enhances durability and ensures long-lasting performance. It is equipped with an electronic ignition system, eliminating the need for a standing pilot and improving energy efficiency. The model supports multiple venting options, including both chimney and side wall venting, providing flexibility in installation.

The GWB84-E is compatible with natural gas or can be converted to propane, offering versatility depending on fuel availability. It comes with a built-in automatic vent damper that reduces heat loss when the boiler is not in operation, further contributing to energy savings. The unit integrates easily with existing radiators or underfloor heating systems, ensuring consistent and even heat distribution throughout the home.

For safety and user convenience, the Lennox GWB84-E includes features such as a pressure relief valve, a low water cut-off, and an integrated water temperature control. The compact design allows for easy installation in various spaces, and the boiler is designed to operate quietly, minimizing household disruptions. With its robust construction and efficient performance, the Lennox GWB84-E is a dependable choice for homeowners seeking a durable and efficient heating solution.

Lennox GWB84-E F.A.Q.

How do I turn on my Lennox GWB84-E boiler?

To turn on the Lennox GWB84-E boiler, ensure that the thermostat is set to heat mode. Then, make sure the boiler's power switch is in the "on" position. Check that the gas supply is open, and follow the lighting instructions in the user manual to ignite the pilot light if necessary.

What should I do if my Lennox GWB84-E boiler is not heating?

If the boiler is not heating, check the thermostat settings and ensure it's calling for heat. Verify that the power switch is on, and inspect the circuit breaker for any tripped switches. Make sure the gas valve is open. If the problem persists, consult a professional technician.

How often should I perform maintenance on my Lennox GWB84-E boiler?

Annual maintenance is recommended for the Lennox GWB84-E boiler. This includes checking the burner and heat exchanger, inspecting the flue system, and cleaning components as needed. Regular maintenance helps ensure safe and efficient operation.

What are common error codes on the Lennox GWB84-E boiler and how do I resolve them?

Common error codes include "E01" for ignition failure and "E02" for flame loss. For "E01", check the gas supply and ignition components. For "E02", ensure proper gas flow and inspect the flame sensor. Consult the manual for additional codes and solutions.

How do I bleed the radiators connected to my Lennox GWB84-E boiler?

To bleed the radiators, turn off the boiler and wait for it to cool. Use a radiator key to open the bleed valve at the top of each radiator. Let air escape until water begins to flow steadily, then close the valve. Repeat for each radiator.

Can I adjust the water temperature on my Lennox GWB84-E boiler?

Yes, you can adjust the water temperature using the control panel on the boiler. Refer to the user manual for specific instructions on accessing and setting the desired temperature.

What type of fuel does the Lennox GWB84-E boiler use?

The Lennox GWB84-E boiler uses natural gas as its primary fuel source. Ensure that the gas supply line is properly connected and maintained for optimal performance.

How do I reset the Lennox GWB84-E boiler after a fault code?

To reset the boiler, first address the cause of the fault code. Once resolved, locate the reset button on the boiler's control panel and press it until the system restarts. Refer to the manual if additional steps are necessary.

Why is my Lennox GWB84-E boiler making unusual noises?

Unusual noises may indicate air trapped in the system, sediment in the boiler, or a malfunctioning component. Bleed the radiators and check for any blockages. If the noise persists, consult a professional technician for further diagnosis.

How do I find the model and serial number on my Lennox GWB84-E boiler?

The model and serial number are typically located on a label on the back or side of the boiler. Refer to the user manual for exact placement or contact Lennox support for assistance.