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OPEN HYBRID MEM ECO
INSTALLATION AND MAINTENANCE MANUAL
EN
To consult the documentation,
visit our website www.sime.it
Fonderie SIME S.p.A.
6328233B - 06/2022 - R0
TRANSLATION OF THE ORIGINAL INSTRUCTIONS

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Summarization of Contents

Safety Warnings and Regulations
General Safety Warnings
Essential safety warnings for operating the appliance, including handling, leaks, and pressure checks.
Operator and Manual Guidelines
Instructions for operators to use the appliance safely and rationaly, keeping the manual for future reference.
Restrictions and Prohibitions
Forbidden Actions for Users
Prohibits children under 8, unsupervised children, and unsafe practices like touching with wet feet.
Forbidden Modifications and Practices
Prohibits modifying safety devices, blocking drains, and improper handling of cables or ventilation.
Compliance and Symbols
Boiler Compliance Declarations
Company declares adherence to EU directives for Gas Appliances, Low Voltage, EMC, Ecodesign, and Boiler Efficiency.
Safety and Information Symbols
Explanation of symbols used in the manual: WARNING, ELECTRICAL HAZARD, IT IS FORBIDDEN, CAUTION.
System Description
Operation Overview
Details on domestic hot water preparation and heating system operation modes.
System Structure Components
Description of the main components and their arrangement within the system.
Technical Features: Boiler
Detailed technical specifications for the boiler unit, including performance and efficiency.
Technical Features: Heat Pump
Detailed technical specifications for the heat pump unit, including performance and efficiency.
Main Water Circuits Configuration
Diagrams and descriptions for base, high temperature, and solar kit water circuit configurations.
Sensors and Expansion Vessels
Information on installed sensors, their characteristics, and expansion vessel specifications.
Circulation Pump and Remote Control
Details on circulation pump performance and the Mem Remote Control unit.
Electrical Panel and Wiring Diagram
Overview of the electrical panel and its wiring diagram for system connections.
Installation Procedures
Receiving and Handling the Product
Guidelines for receiving, checking, handling, and dimensions of the appliance.
Installation Room Requirements
Specifications for the installation location, including ventilation and temperature.
Boiler and Water System Kit Installation
Step-by-step instructions for installing the boiler and the water system kit components.
Heat Pump Installation Guidelines
Specific precautions and recommendations for installing the external heat pump unit.
Smoke Outlet and Combustion Air Inlet
Information on permitted outlets and openings for smoke and air ducts.
Separate Duct Accessories
Details on coaxial and split pipe system accessories for smoke and air inlet/outlet.
Remote Control and Solar Tank Connections
Instructions for installing the remote control and connecting the solar thermal storage tank.
Sensor Placement
Guidance on the correct positioning of various sensors within the system.
Electrical Connections
Procedures for connecting to the mains, components, and the boiler.
Filling and Degassing Procedures
Steps for filling the system and activating the automatic degassing function.
Emptying Operations
Instructions for draining the domestic hot water storage tank and the boiler system.
Commissioning the System
Preliminary Operations Checks
Essential checks to perform before initiating the commissioning process.
Commissioning Steps
Procedure for starting the system and the automatic self-calibrating process.
Parameter Setting and Display
Guide on how to navigate and modify system parameters.
Complete Parameter List
Comprehensive list of all configurable parameters with their default values and ranges.
Parameter Functions: General Settings
Configuration options for climate control mode, language, and time settings.
Parameter Functions: Generation Settings
Settings for anti-blocking, air venting, system filling, and solar functions.
Parameter Functions: Input/Output
Configuration for external sensors, digital inputs, and digital outputs.
Parameter Functions: Heating
Settings related to the low and high temperature heating circuits and their control.
Parameter Functions: Cooling
Settings related to the cooling system operation and setpoints.
Parameter Functions: DHW
Settings for domestic hot water, including anti-legionella and comfort functions.
Parameter Functions: Energy Settings
Configuration for energy costs, photovoltaic system, and heat pump convenience.
Parameter Functions: Communication
Settings for Modbus communication and information display options.
Circulation Pump Settings
Guide on selecting pump settings, venting, manual restart, and locking functions.
Domestic Hot Water Comfort Function
Enabling and configuring the DHW comfort preheating function for faster hot water availability.
Gas Conversion Procedure
Instructions for changing the gas type and performing the conversion phase.
Maintenance and Troubleshooting
Annual Adjustments and Checks
Recommendations for annual maintenance operations by qualified technicians.
Alarm Codes and Solutions
List of alarm codes, their possible causes, and recommended solutions for troubleshooting.
Pump Troubleshooting Guide
Troubleshooting steps for pump status, faults, and LED indicators.
Alarm Log Display
How to access and display the recorded alarm log memory list.
Cleaning the Appliance Interior
Procedures for removing components, cleaning the burner, combustion chamber, and electrodes.
System Checks
Checks for smoke duct integrity, airtightness, and expansion vessel pressure.
Unscheduled Maintenance and Faults
Actions for replacing electronic boards and troubleshooting common malfunction/fault alarms.
Application Diagrams
Diagram 1a: Radiating Panel Heating Only
Wiring diagram for a system with radiating panels for heating only.
Diagram 2a: Radiating Panel & Fan Convectors (Cooling/Dehumidifying)
Wiring diagram for systems with radiating panels and fan convectors for cooling/dehumidifying.
Diagram 2b: Radiating Panel & Fan Convectors (Cooling/Dehumidifying)
Wiring diagram for systems with radiating panels and fan convectors for cooling/dehumidifying.
Diagram 3a: Fan Convectors (Heating/Cooling/Dehumidifying)
Wiring diagram for systems using fan convectors for heating, cooling, and dehumidifying.
Diagram 4a: Radiating Panel (Heating/Cooling) with Dehumidifiers
Wiring diagram for radiating panel systems with independent electrical dehumidifiers.
Diagram 4b: Radiating Panel (Heating/Cooling) with Hydronic Dehumidifiers
Wiring diagram for radiating panel systems with hydronic dehumidifiers.
Diagram 4c: Radiating Panel (Heating/Cooling) with Fan Convectors (Cooling/Dehumidifying)
Wiring diagram for radiating panel systems with fan convectors for cooling/dehumidifying.
Diagram: High Temperature Circuit Kit
Wiring diagram illustrating the integration of a high temperature circuit kit.
Annexes
Boiler Product Board Data
Technical data and energy efficiency information for various boiler models.
Boiler Technical Sheet
Detailed technical sheet for the OPEN HYBRID MEM-ECO 25 boiler model.

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