13. Troubleshooting & Maintenance

Keypad

Protective

Descriptions

display

functions

 

 

Inverter

 

This fault message is displayed when an error occurs in the control circuitry of the

 

hardware fault

inverter.

 

Communication

This fault message is displayed when the inverter cannot communicate with the keypad.

 

Error

 

 

 

Cooling

fan

This fault message is displayed when a fault condition occurs in the inverter cooling fan.

 

fault

 

 

 

 

 

Used for the emergency stop of the inverter. The inverter instantly turns off the output

 

 

 

when the EST terminal is turned on.

 

Instant cut off

Caution :

 

 

 

The inverter starts to regular operation when turning off the Est terminal while FX or RX

 

 

 

terminal is ON.

 

External fault A

When multi-function input terminal (I20-I24) is set to 19 {External fault signal input : A

 

contact input

(Normal Open Contact)}, the inverter turns off the output.

 

External fault B

When multi-function input terminal (I20-I24) is set to 19 {External fault signal input : B

 

contact input

(Normal Close Contact)}, the inverter turns off the output..

 

Operating

 

When inverter operation is set via Analog input (0-10V or 0-20mA input) or option

 

method

when

(RS485) and no signal is applied, operation is done according to the method set in I62

 

the frequency

(Operating method when the frequency reference is lost).

 

command

is

 

 

lost

 

 

13-2

SV-iC5

Page 128
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LG Electronics SV-iC5 Series manual 13-2

SV-iC5 Series specifications

LG Electronics has innovated further in the realm of HVAC solutions with its latest SV-iC5 Series. Designed to enhance energy efficiency and operational performance, the SV-iC5 Series is particularly notable for its advanced cooling and heating capabilities, making it suitable for both residential and commercial applications.

One of the standout features of the SV-iC5 Series is its use of Inverter Technology. This technology allows the system to adjust its cooling and heating output in response to real-time demands, significantly reducing energy consumption. With a higher SEER (Seasonal Energy Efficiency Ratio) rating, the SV-iC5 models are not only cost-effective but also environmentally friendly.

The SV-iC5 Series is equipped with an intelligent cooling system, which utilizes advanced sensors to monitor indoor conditions continuously. This smart adaptation ensures optimal comfort levels while maintaining efficiency. The system operates quietly, thanks to the use of advanced sound-dampening materials and design, making it an unobtrusive addition to any living or working space.

Another key technology integrated into the SV-iC5 series is the Dual Sensing Control. This feature works by simultaneously measuring both humidity and temperature to deliver precise climate control, allowing users to achieve their desired comfort levels with minimal energy use.

Additionally, the series incorporates the latest in Heat Recovery technology, enabling simultaneous cooling and heating in different zones. This versatility is particularly beneficial for larger buildings or multifamily residences, providing tailored comfort while optimizing energy use across different areas.

The SV-iC5 Series is designed with user convenience in mind. Its intuitive remote control and smartphone compatibility through the LG SmartThinQ app enable users to manage their HVAC systems with ease, whether at home or on the go.

Moreover, maintenance is simplified thanks to easy-access filters and components, ensuring that users can keep their systems running smoothly without extensive effort.

In summary, LG Electronics' SV-iC5 Series represents a significant leap forward in HVAC technology, combining energy efficiency, advanced control systems, and user-friendly features to meet the demands of modern living and working environments. With its commitment to quality and performance, LG continues to set the standard in smart HVAC solutions.