REMEHA Mercuria E MB - User Manual

To Next Page

Installation, User and Service Manual

Reversible monobloc air-to-water heat pump

Mercuria E MB

Mercuria H MB

Main Page

Table of Contents2
Safety Instructions6
Standard Delivery9
Symbols Used9
Symbols Used in the Manual9
Symbols Used on the Indoor Unit9
Symbols Used on the Condensate Pan10
Symbols Used on the Data Plate10
Technical Specifications10
Homologations10
Directives10
Factory Test11
Bluetooth ® Wireless Technology11
Technical Data11
HP Keymark Registration Number for the Outdoor Unit11
Heat Pump11
Space Heaters with Medium-Temperature Heat Pump13
Heat Pump Weight16
Sensor Specifications16
Circulating Pump16
Dimensions and Connections18
Indoor Unit18
Outdoor Unit Mono 2 AWHP 4MR Mono 2 AWHP 6MR19
Outdoor Unit Mono 2 AWHP 8MR Mono 2 AWHP 10MR Mono 2 AWHP 12TR Mono 2 AWHP 16TR19
Electrical Diagram20
Description of the Product22
Data Plates22
Bluetooth ® Label23
Main Components24
Description of the Connection Terminal Blocks27
Main PCB EHC-1027
Power Supply Terminal Block for the Indoor Unit, LIN Central Heating Pump and Accessories27
Terminal Block for Outdoor Unit Connection27
BLE Smart Antenna PCB for Bluetooth ® Communication28
SCB-17B Second and Third Circuit PCB28
SCB-01 PCB Option for the Summer/Winter Transition and Connecting a 0-10V Backup Boiler28
PCB Option GTW-08 for Connecting to a Building Management System28
Description of the User Interface29
Description of the Interface29
Description of the Standby Screen29
Description of Status Icons29
Description of the Home Screen30
Description of the Zone Display30
Description of the Carousel30
Installation31
Installation Regulations31
Respecting the Maximum Pipe Length between the Indoor Unit and the Outdoor Unit31
Putting the Outdoor Unit in Place32
Allowing Sufficient Space for the Outdoor Unit32
Selecting the Location of the Outdoor Unit32
Choosing the Location of a Noise Abatement Screen33
Selecting the Location of the Outdoor Unit in Cold and Snowy Regions33
Installing the Outdoor Unit34
Removing the Protection from the Outdoor Unit34
Positioning the Indoor Unit35
Choosing the Location of the Indoor Unit35
Installation in a Cupboard35
Attaching the Indoor Unit to the Wall36
Hydraulic Connections37
Special Precautions for Connecting the Heating Circuit37
Low Loss Header37
Minimum Volume of Water38
Volume of the Expansion Vessel38
Adapting the Pipes between the Indoor Unit and the Outdoor Unit39
Connections39
Frost Protection42
Installing a Domestic Hot Water Tank42
Connecting the Condensate Drain42
Accessing the Pcbs and Connection Terminal Block43
Electrical Connections44
Checking and Preparing the Electrical Installation44
Connecting the Electrical Circuits45
Routing of the Cables in the Indoor Unit46
Connecting the Indoor Unit47
Connecting the Outdoor Unit to the Power Supply48
Connecting the Outdoor Unit to the Indoor Unit49
Fitting the Outdoor Temperature Sensor49
Connecting a Backup Heater50
Connecting a Backup Boiler51
Connecting the Heating Element Power Supply51
Connecting an LIN Central Heating Pump53
Connecting the Options53
Connecting an Electricity Meter54
Checking the Electrical Connections54
Flushing the Installation54
Flushing New Installations and Installations Less than 6 Months Old54
Flushing an Existing Installation55
Filling and Checking the Installation55
Heating Water Specifications55
Filling the Heating Circuit55
Checking the Heating Circuit56
Commissioning56
General56
Action to be Taken before Commissioning56
Commissioning Procedure with Smartphone57
Commissioning Procedure Without Smartphone57
Configuration Numbers CN1 and CN258
Configuring the Maximum Current ODU Parameter for the Mono 2 AWHP 10MR Outdoor Unit58
Final Instructions for Commissioning59
Settings59
Accessing the Installer Level59
Activating/Deactivating the Bluetooth ® for the Appliance59
Searching for a Parameter or a Measured Value60
Configuring the Heating Circuit60
Setting the Circuit Function60
Setting the Heating Curve60
Configuring the Cooling Function61
Configuring the Backup Boiler Parameters62
Configuring the Control for a 0-10V Backup Boiler62
Authorising the Assisted Hydronic Balancing62
Drying the Screed63
Configuring a Room Thermostat64
Configuring an On/Off or Modulating Thermostat64
Configuring a Thermostat with a Heating/Cooling Control Contact65
Configuring the Anti-Legionella Function67
Configuring a Buffer Tank68
Configuring a DHW Circulation Loop68
Improving Comfort69
Improving Domestic Hot Water or Heating Comfort69
Configuring Silent Mode70
Configuring Sources of Energy70
Configuring the Electrical Energy Consumption Function70
Supplying the Heat Pump with Photovoltaic Energy71
Connecting the Installation to a Smart Grid72
Configuring the Multifunctional Output73
Resetting or Re-Establishing the Parameters73
Resetting the Configuration Numbers73
Auto-Detecting Options and Accessories74
Reverting to the Factory Settings74
Parameters74
List of Parameters74
Installer > Installation Setup > Heat Pump74
Installer > Installation Setup > Zone 1 or Zone 2 or Zone 378
Installer > Installation Setup > Domestic Hot Water (Domestic Hot Water)82
Installer > Installation Setup > Outdoor Temperature84
Bluetooth84
Installer > Installation Setup > SCB-0185
Installer > Signals86
Installer > Counters88
Description of the Parameters90
Running the Back-Up in Heating Mode90
Running the Back-Up in Domestic Hot Water Mode91
Operation of the Switch between Heating and Production of Domestic Hot Water91
Operation of the Heating Curve92
10 Connection and Installation Examples94
Installation with Backup Boiler and One Direct Circuit94
Hydraulic Diagram94
Connecting and Configuring the Heat Pump95
Installation with Electric Heating Element, Underfloor Heating and Domestic Hot Water Tank97
Hydraulic Diagram97
Connecting and Configuring the Heat Pump98
Installation with Heating Element, Underfloor Heating, Solar Collectors and DHW Cylinder100
Hydraulic Diagram100
Connecting and Configuring the Heat Pump101
Installation with Electric Heating Element, Two Circuits and a Low-Loss Header103
Hydraulic Diagram103
Connecting and Configuring the Heat Pump104
Installation with Heating Element, Two Circuits and One Domestic Hot Water Tank with Recirculation Loop106
Hydraulic Diagram106
Connecting and Configuring the Heat Pump107
Installation with a Swimming Pool109
Connecting a Swimming Pool109
Configuring Swimming Pool Heating110
11 Operation110
Activate/Deactivate the Child Lock110
Regional and Ergonomic Parameters110
Personalising the Zones111
Definition of the Term "Zone111
Changing the Name and Symbol for a Zone111
Personalising the Activities112
Definition of the Term "Activity112
Changing the Name of an Activity112
Changing the Temperature of an Activity112
Room Temperature for a Zone113
Selecting the Operating Mode113
Activating and Configuring a Timer Programme for Heating113
Activating and Configuring a Timer Programme for Cooling114
Changing the Room Temperature Temporarily115
Domestic Hot Water Temperature116
Selecting the Operating Mode116
Activating and Configuring a Timer Programme for Domestic Hot Water116
Forcing Domestic Hot Water Production (Override)117
Modifying the Domestic Hot Water Setpoint Temperatures118
Managing the Heating, Cooling and Domestic Hot Water Production118
Shutting off the Heating and Cooling118
Forcing Cooling119
Shutting off the Heating in Summer119
Shutting off Domestic Hot Water Production119
Periods of Absence or Going on Holiday120
Frost Protection121
Monitoring the Energy Consumption121
Starting and Stopping the Heat Pump122
Starting the Heat Pump122
Shutting down the Heat Pump122
11.10 in Case of a Prolonged Power Outage in the Winter122
12 User Instructions123
Prolonged Power Outage in Winter123
Draining an Installation Equipped with Anti-Freeze Valves123
Draining an Installation Equipped with Manual Drain Valves123
13 Maintenance124
General124
Information for Service Personnel124
Checking Operation of the Appliance125
Draining the Heating Circuit125
Check the Hydraulic Pressure126
Cleaning the Magnetic Sieve Filters126
Flushing the Magnetic Screen Filters (Quick Annual Maintenance)126
Full Cleaning of the Magnetic Sieve Filters127
Checking the Safety Components127
Replacing the User Interface Battery128
14 Troubleshooting128
Resolving Operating Errors128
Types of Error Code128
Warning Codes129
Blocking Codes129
Lockout Codes136
Displaying and Clearing the Error Memory136
Accessing Information on the Hardware and Software Versions137
Resetting the Safety Thermostat137
15 Decommissioning and Disposal138
Decommissioning Procedure138
Disposal and Recycling138
16 Spare Parts139
Electrical Wire Harnesses139
Mercuria E MB with Heating Element141
Mercuria H MB with Hydraulic Backup144
17 Product Fiche and Package Fiche147
Product Fiche147
Product Fiche - Temperature Controller148
Package Fiche - Combination Heaters (Boilers or Heat Pumps)148
Package Fiche - Medium-Temperature Heat Pumps149
18 Appendix151
Name and Symbol of the Zones151
Name and Temperature of the Activities151

Need help?

Do you have a question about the REMEHA Mercuria E MB and is the answer not in the manual?

REMEHA Mercuria E MB Specifications

General

Brand	REMEHA
Model	Mercuria E MB
Category	Heat Pump
Language	English

REMEHA Mercuria E MB - User Manual

Table of Contents

REMEHA Mercuria E MB Specifications