Consumer Support Troubleshooting Tips Installation Instructions Operating Instructions Safety Instructions

Normal operating sounds.

Newer refrigerators sound different from older refrigerators. Modern refrigerators have more features and use newer technology.

Do you hear what I hear? These sounds are normal.

 

 

 

HUMMM...

 

 

 

 

 

WHOOSH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

■ The new high efficiency compressor may run faster

■ You may hear the fans spinning at high speeds.

and longer than your old refrigerator and you may

hear a high-pitched hum or pulsating sound while

This happens when the refrigerator is first plugged

it is operating.

in, when the doors are opened frequently or when

■ Sometimes the refrigerator runs for an extended period,

a large amount of food is added to the refrigerator

or freezer compartments. The fans are helping to

especially when the doors are opened frequently. This

maintain the correct temperatures.

means that the Frost Guard™ feature is working to

prevent freezer burn and improve food preservation.

■ If either door is open for over 3 minutes, you may

■ You may hear a whooshing sound when the doors close.

hear the fans come on in order to cool the light

bulbs.

This is due to pressure equalizing within the refrigerator.

■ The fans change speeds in order to provide optimal

 

 

 

 

 

 

 

 

 

 

cooling and energy savings.

 

 

 

 

 

■ You may hear the fans running after selecting one of

 

 

 

 

 

the CustomCool™ settings.

 

 

 

 

CLICKS, POPS,

WATER SOUNDS

CRACKS and CHIRPS

 

■You may hear cracking or popping sounds when the

refrigerator is first plugged in. This happens as the

■ The flow of refrigerant through the freezer cooling

refrigerator cools to the correct temperature.

coils may make a gurgling noise like boiling water.

■ Electronic dampers click open and closed to provide

■ Water dropping on the defrost heater can cause a

optimal cooling and energy savings.

sizzling, popping or buzzing sound during the

■ The compressor may cause a clicking or chirping

defrost cycle.

sound when attempting to restart (this could take

■ A water dripping noise may occur during the defrost

up to 5 minutes).

cycle as ice melts from the evaporator and flows into

■ The electronic control board may cause a clicking

the drain pan.

sound when relays activate to control refrigerator

■ Closing the door may cause a gurgling sound due to

components.

pressure equalization.

 

■Expansion and contraction of cooling coils during and after defrost can cause a cracking or popping

 

sound.

For additional information on normal

 

icemaker and dispenser operating sounds,

■

On models with an icemaker, after an icemaking

see the About the automatic icemaker

 

cycle, you may hear the ice cubes dropping into

 

and About the ice and water dispenser

 

the ice bucket.

 

sections.

 

 

28

Page 27 Page 29
Page 28
Image 28
GE 25 and 27 installation instructions Normal operating sounds, Hummm
Page 27 Page 29

25 and 27 specifications

The GE 25 and 27 series represent a significant evolution in the realm of gas turbine technology, tailored for both industrial and power generation applications. These advanced turbines are well-regarded for their impressive efficiency, reliability, and adaptability to various operational needs.

The GE 25 engine, known for its robust design, is specifically engineered to deliver high performance in a compact footprint. It boasts a power output of approximately 25 megawatts, making it suitable for a variety of applications, including peak power generation and co-generation systems. Its features include advanced aerodynamics in the compressor section, ensuring optimal airflow and reduced pressure losses. The turbine also incorporates a sophisticated control system, enabling real-time adjustments that optimize performance while minimizing emissions.

In contrast, the GE 27 turbine achieves even greater power output, reaching up to 27 megawatts. This engine is designed with an emphasis on efficiency and reduced operational costs, making it an attractive choice for utility operators and industrial power plants. One of its key technologies includes the use of advanced materials in the turbine blades, which allow for higher operating temperatures and pressure ratios. This innovation translates to a significant boost in thermal efficiency, reducing fuel consumption and environmental impact.

Both the GE 25 and 27 utilize advanced diagnostic tools and monitoring systems. These technologies enable operators to track engine performance effectively, predicting maintenance needs and enhancing overall operational reliability. The inclusion of digital twin capabilities allows for real-time simulations that can identify potential inefficiencies before they develop into serious issues.

The modular design of these turbines facilitates quick maintenance and parts replacement, minimizing downtime and ensuring continuous power supply. Additionally, their versatility makes them suitable for a wide range of fuels, including natural gas, diesel, and even renewable biogas. This adaptability positions the GE 25 and 27 as forward-thinking solutions that align with the global push towards greener energy sources.

In summary, the GE 25 and 27 turbines exemplify modern gas turbine technology, merging high efficiency with innovative features. Their ability to perform under a variety of conditions while maintaining low emissions places them at the forefront of power generation advancements. As industries continue to seek reliable and sustainable energy solutions, the GE 25 and 27 stand as compelling options for both current and future power demands.
Top Page Image Contents