Remeha Elga Ace - plaatsing & installatie (volledige instructievideo)

Remeha NL

10 Jul 202005:11

Summary

TLDRThis comprehensive video script provides detailed instructions for the installation of an outdoor unit and an indoor unit (LK IS) for a heating system. It covers crucial aspects such as selecting suitable locations, maintaining proper distances from walls, ensuring proper condensation drainage, and implementing vibration dampeners. The script guides through the electrical connections, including power cables, connections between indoor and outdoor units, and thermostats. Additionally, it explains the refrigerant line setup, hydraulic connections, flushing the system, and integrating the indoor unit with the boiler. The script emphasizes crucial steps like positioning filters, cable routing, and parameterization, ensuring a seamless and efficient installation process.

Takeaways

🏡 The outdoor unit must be placed in a suitable location, maintaining the minimum distance from walls as specified in the installation manual.
💧 Ensure proper drainage for the condensation water from the outdoor unit, e.g., by placing it above a gravel bed.
🔊 Use appropriate vibration dampers during installation to prevent noise pollution.
⚡ Follow the correct sequence for electrical connections: power cable, work switch, connection between indoor and outdoor units (using only four connectors), and outdoor sensor placement.
🔩 Properly solder or crimp the refrigerant line couplings before connecting them to the outdoor unit.
📍 Choose a suitable location for the indoor unit (close to the boiler), considering hydraulic connections and access for maintenance.
🔧 Mount the indoor unit by first securing the back plate to the wall, then hanging the unit on the plate.
🚰 Connect the refrigerant lines to the indoor unit, ensuring proper sealing with gaskets.
💨 Evacuate the refrigerant circuit after connecting the lines, following the commissioning video instructions.
🔌 Connect the indoor unit to the outdoor unit, boiler, thermostat, and power supply, following the correct wiring sequence and using cable binders for tidy cable management.

Q & A

What is the importance of proper placement of the outdoor unit?
-The outdoor unit must be placed in a suitable location, considering the minimum distance required from walls as specified in the installation manual. This ensures proper airflow and prevents obstructions.
How should the condensation water from the outdoor unit be handled?
-The condensation water from the outdoor unit should not be allowed to accumulate on the ground. It is recommended to place the unit above a gravel bed or other drainage solution to ensure proper drainage of the condensation water.
Why is it important to use vibration dampers during installation?
-Vibration dampers should be used during installation to prevent noise pollution and minimize disturbance caused by the operation of the outdoor unit.
What are the steps involved in making electrical connections for the outdoor unit?
-First, the power cable is run, and the work switch is mounted. Next, the electrical connection between the indoor unit (LK) and the outdoor unit is made, using only four connectors (the two left connectors are not connected). Finally, the outdoor temperature sensor is connected to the LK.
What should be considered when selecting the location for the indoor unit (LK)?
-When choosing the location for the indoor unit (LK), attention should be paid to the proximity to the boiler and the hydraulic connections, ensuring proper placement and accessibility.
What is the purpose of the blind caps on the LK, and what should be checked?
-The blind caps on the LK should be removed, and it should be checked if the system is properly sealed, ensuring no leaks.
Why is it recommended to install a dirt filter during the hydraulic connections?
-A dirt filter should be installed during the hydraulic connections to prevent any dirt or debris from the central heating system from entering the LK, ensuring proper functioning and preventing potential damage.
What are the steps involved in making electrical connections between the LK and the outdoor unit?
-First, the power cable is connected to the LK. Then, the LK and the central heating boiler are connected via the OpenTherm connector. The outdoor temperature sensor is connected to the Temp connector, and finally, the thermostat is connected to the LK via the EIB connector.
What should be done if a new thermostat needs to be installed?
-If a new thermostat needs to be installed, it should be done during the electrical connections phase, following the same procedure of connecting it to the LK via the EIB connector.
Where can additional information about the parameterization and commissioning of the LK be found?
-The script mentions that additional videos covering the parameterization and commissioning of the LK should be consulted for more detailed information.

Outlines

00:00

🏘️ Outdoor Unit Placement and Connections

This paragraph discusses the proper placement of the outdoor unit, ensuring appropriate distance from walls and adequate drainage for condensation water. It also covers installing vibration dampers, making electrical connections (power cable, work switch, and connection to the indoor unit), and installing the outdoor temperature sensor. Furthermore, it explains the process of laying refrigerant lines between the outdoor unit and the indoor unit, soldering or crimping the appropriate fittings, and connecting the lines to the outdoor unit.

05:03

🏠 Indoor Unit Installation and Connections

This paragraph covers the installation of the indoor unit (LK ES) near the boiler, considering the appropriate location and hydraulic connections. It guides through removing the back plate, marking the position for mounting holes, drilling and securing the back plate to the wall. It then explains hanging the indoor unit on the back plate, removing blind plugs, making refrigerant connections with gaskets, and pressure testing the refrigerant circuit. Additionally, it describes draining the heating system, making hydraulic connections between the boiler and the indoor unit with a dirt filter, and making electrical connections between the indoor unit and outdoor unit, including power supply, connection to the boiler, outdoor temperature sensor, and thermostat.

Mindmap

Keywords

💡Outdoor unit

An outdoor unit, also known as a condensing unit or compressor unit, is a major component of an air conditioning or heat pump system. It is typically installed outside the building and houses the compressor, condenser coil, and other essential components. The explanation in the script emphasizes the importance of proper placement of the outdoor unit, ensuring adequate clearance from walls and proper drainage of condensate water to prevent issues like noise and water accumulation.

💡Indoor unit

The indoor unit, also referred to as the evaporator unit or air handler, is the component of an HVAC system that is installed inside the building. It houses the evaporator coil and a blower fan, and is responsible for distributing cooled or heated air throughout the living or working spaces. The script discusses the placement of the indoor unit near the boiler, highlighting the need to consider hydraulic connections and access for installation.

💡Refrigerant lines

Refrigerant lines, also known as refrigerant piping or tubing, are the pipes that carry the refrigerant between the indoor and outdoor units of an HVAC system. The script mentions the process of running these lines between the units and making the proper connections, emphasizing the importance of soldering or crimping the couplings and ensuring a tight seal to prevent refrigerant leaks.

💡Electrical connections

Electrical connections refer to the wiring and cabling required to power the indoor and outdoor units, as well as any communication or control wiring between the components. The script outlines the steps involved in making these connections, such as running the power cable, installing the service switch, and connecting the indoor unit to the outdoor unit using the appropriate terminals.

💡Hydraulic connections

Hydraulic connections refer to the piping and fittings required to integrate the indoor unit with the existing heating system or boiler. The script emphasizes the importance of proper hydraulic connections between the indoor unit and the boiler, as well as the need to install a dirt filter to prevent contamination of the indoor unit from the central heating system.

💡Condensate drainage

Condensate drainage refers to the proper removal of water that condenses on the indoor unit's evaporator coil during the cooling process. The script highlights the need to ensure that the outdoor unit is positioned in such a way that the condensate water can drain away easily, suggesting the use of a gravel bed or another suitable drainage solution to prevent water accumulation.

💡Vibration dampers

Vibration dampers, also known as anti-vibration mounts or pads, are devices used to isolate the outdoor unit from the surface it is installed on, reducing the transmission of vibrations and noise. The script recommends the use of appropriate vibration dampers during the installation of the outdoor unit to minimize noise disturbance in the surrounding area.

💡Vacuum testing

Vacuum testing, also known as evacuating or vacuum pulling, is a process used to remove air and moisture from the refrigerant lines and system components before introducing the refrigerant. The script mentions the importance of vacuum testing the refrigerant circuit efficiently before proceeding with other steps, ensuring a proper vacuum is achieved to prevent system performance issues.

💡Thermostat

A thermostat is a device used to control and regulate the temperature in a space by communicating with the HVAC system. The script discusses the process of disconnecting the existing thermostat from the boiler and reconnecting it to the indoor unit, as well as the option to install a new thermostat if needed. Proper thermostat integration is essential for efficient temperature control and system operation.

💡Commissioning

Commissioning refers to the process of preparing and putting an HVAC system into operation after installation. The script mentions the need to refer to commissioning documentation and videos for guidance on specific steps, such as vacuum testing, hydraulic connections, and parameter setting. Proper commissioning ensures that the system is functioning correctly and optimally before handover to the end-user.

Highlights

The outdoor unit must always be placed in a suitable location with sufficient distance from walls, as specified in the installation manual.

Ensure that the condensation water from the outdoor unit does not accumulate on the ground beneath it, for example, by placing the unit above a gravel bed.

Use suitable vibration dampers during installation to prevent noise nuisance.

Start with the electrical connections by laying the power cable and mounting the work switch.

Make the electrical connection between the indoor unit and the outdoor unit, using only four connections (the two left connectors are not connected).

Place the outdoor sensor in an ideal location, as described in the documentation.

Lay the refrigerant pipes between the outdoor unit and the indoor unit, solder or crimp the fittings, and connect them to the outdoor unit.

The indoor unit should be placed near the boiler, considering the hydraulic connections.

Remove the rear plate, use it as a template to mark the holes, drill the holes, insert plugs, and screw the rear plate to the wall.

Hang the indoor unit on the rear plate and secure it.

Remove the blind caps from the indoor unit, check for tightness, make the refrigerant connections with gaskets, and vacuum the refrigerant circuit.

Drain the heating system by removing the heat demand via the thermostat.

Make the hydraulic connections between the boiler and the indoor unit, including a dirt filter.

Connect the power cable to the indoor unit, then connect the indoor unit to the boiler by removing the thermostat connection and connecting the indoor unit to the same bus connector.

Connect the outdoor sensor to the temp connector, the thermostat to the BUS connector (replace if necessary), and refer to other videos for parameterization and commissioning of the indoor unit.