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Innova S.r.l.

 

Page  4 

HRP DOMO EXT Manual 

 

 

1

 

GENERAL INFORMATION 

1.1

 

INTRODUCTION

 

This manual has been drafted with the aim of making the installation and management of your system as simple as possible. 
By reading and taking note of the suggestions in this manual, you will obtain the best performance of the purchased product. 
We would like to thank you for choosing to purchase our product. 
 
Please read this manual carefully before carrying out any procedures on the unit. 
The unit should not be installed or any work carried out on it until the manual has been read and understood in its entirety. In 

particular, all precautions outlined in the manual should be undertaken. 
 
The documentation accompanying the unit must be consigned to the person responsible for the system to be stored carefully (at 

least 10 years) for any future assistance, maintenance or repairs. 
 
Installation of the unit must take into account both the purely technical requirements for proper operation and any local legislation in 

force and specific requirements. 
 
Ensure that when the unit is delivered, there are no obvious signs of damage caused by transportation. If this should occur, indicate 

it on the delivery note. 
 
This user manual reflects the state of the art at the time of marketing and cannot be considered insufficient only because it is 

subsequently updated on the basis of additional information. The Manufacturer reserves the right to update manufacturing processes 

and manuals, with no obligation to update any priors, except in exceptional circumstances. 
Contact the Manufacturer's Sales Office to receive further information or updates regarding technical documentation and for any 

suggestions to improve this manual. All communication received will be thoroughly examined. 

 

1.2

 

BASIC SAFETY RULES    

 

We remind you that products that use electricity and water involve the observance of certain basic safety rules: 
 

 

Use of the appliance by disabled or unassisted persons is prohibited 

 

Touching the appliance barefoot or with wet or damp body parts is prohibited 

 

Carrying out any cleaning without disconnecting the appliance from the mains power supply by setting the main switch of 

the system to off is prohibited 

 

Modifying safety or adjustment devices without prior authorisation or instructions of the manufacturer of the appliance is 

prohibited 

 

Pulling, disconnecting, or twisting the electrical cables that come out of the appliance, even if disconnected from the power 

supply, is prohibited. 

 

Inserting objects or substances through the intake or delivery grilles is prohibited. 

 

Opening the access doors to the internal sections of the appliance without first setting the main switch of the system to off 

is prohibited. 

 

Dispersing or leaving packaging material within the reach of children is prohibited, as this may be a potential hazard. 

 

Observe safety distances between the machine and other equipment or structures to ensure sufficient access space to the 

unit for maintenance and servicing as indicated in this booklet. 

 

Power supply to the unit must include electrical cables of suitable cross section commensurate with the power rating of the 

unit. Voltages and frequencies must correspond to those indicated for the respective machinery; all machinery must be 

earthed according to the regulations in force in the various countries. 

 
 
 
 

 
 

Summary of Contents for HRP DOMO EXT

Page 1: ...INSTALLATION USE AND MAINTENANCE MANUAL HIGH EFFICIENCY HEAT RECOVERY UNIT HRP DOMO EXT...

Page 2: ...STALLATION 9 2 1 CONDITIONS OF INSTALLATION 9 2 2 POSITIONING THE UNIT 9 2 3 CONDENSATE DRAIN CONNECTION 12 3 AIR DUCT CONNECTIONS 13 3 1 AIR DUCT GUIDELINES 13 4 ELECTRICAL CONNECTIONS 14 4 1 GENERAL...

Page 3: ...6 1 CLEANING AND FILTER REPLACEMENT 23 6 2 GENERAL CLEANING OF THE UNIT AND CLEANING OF THE HEAT EXCHANGER AND FRAMEWORK 23 7 ALARMS 24 7 1 GENERAL INFORMATION 24 7 2 TROUBLESHOOTING WITH NO DISPLAY E...

Page 4: ...urer s Sales Office to receive further information or updates regarding technical documentation and for any suggestions to improve this manual All communication received will be thoroughly examined 1...

Page 5: ...s countries If installation is not carried out it may become a potential hazard Avoid installing the unit in very humid rooms or with large heat sources To prevent risk of electric shock on the electr...

Page 6: ...unity rules Low Voltage Directive 2014 35 EC Electromagnetic Compatibility Directive 2014 30 EC Ecodesign 2009 125 EC 1 6 RANGE 1 HRP DOMO EXT 20 1 Defines the maximum flow rate Models 20 and 25 X Ent...

Page 7: ...res and operation down to 25 C Very high exchange efficiency FANS Brushless fans with an electronic motor and control module A very high efficiency and low noise levels FILTERS ePM1 Filters 80 with lo...

Page 8: ...ection doors If no ducts are installed on one of the 4 aeraulic intakes ensure that a suitable protective mesh is installed Check the power supply and earthing of the unit 1 10 DISMANTLING AND DISPOSA...

Page 9: ...ed must be suitable to bear the weight of the unit and not cause vibration The following must be present where the unit is installed air duct connections 230V single phase electrical connection connec...

Page 10: ...eed to the next step Exhaust partition disassembly for unit assembly Position the unit on the upper bracket moving the unit upwards and matching the two lower sleeves with the tubes supplied in the fr...

Page 11: ...e with partition on the exhaust side using the 4 screws supplied Exhaust partition assembly for fresh air intakes directly on framework If fresh air and exhaust tubes outside the framework have been p...

Page 12: ...densate drain must always be fitted with a siphon by the installer The installation tube must have been prepared when the framework was installed and brought inside the framework Provide the connectio...

Page 13: ...on diameters Size 20 25 mm 160 160 We recommend a tube installation of at least 200mm to prevent vibration entrainment and unpleasant noise as a result of the installation The four aeraulic connection...

Page 14: ...e relevant data are indicated in the annexed wiring diagram and on the unit identification plate The insertion of electric cables into the unit is prohibited unless specified in this documentation Use...

Page 15: ...ECTIONS TO BE MADE BY THE CUSTOMER GRID Humidistat Air quality regulator Contact closed function enabled CHILLER Chiller Generator activation Potential free Contact Hot cold activation request N CL CP...

Page 16: ...control for the management of all the functions of the unit and is fitted for wall or external box 502 installation Use shielded braided 0 75 1 mm cable with 4 conductors for the connection Remote pa...

Page 17: ...The network is an RS485 network Use 2 core shielded cable with maximum length of 150m Thread so as to minimise branch lengths terminate the line with the supplied 120 resistor do not use star connecti...

Page 18: ...in the wiring diagram N B Include a 230V relay between the output of the regulator and the unit input Air Quality Regulator Connection CONNECTION OF CIRCUIT BOARD FOR UMR HUMIDITY REGULATOR A room hu...

Page 19: ...ovided on the board N COMMON CL FIXED VOLTAGE FOR 3 POINT VALVE CONTROL CP ON OFF 2 3 POINT VALVE CONTROL Water Battery Valve Connection GENERATOR BATTERY CONNECTION The unit includes control of a gen...

Page 20: ...settings may only be carried out by qualified personnel authorised installer 5 2 I VERSION OPERATION The unit is fully controlled manually by the user via the EDA649 EDB649 EWG649 EWW649 wall mounted...

Page 21: ...EED OPERATION Pressing the auto button will operate the unit at the nominal speed while keeping the sensor input control active The humidity regulator or air quality regulator will increase the speed...

Page 22: ...ay All actions are disabled to the user and whenever any button is pressed LOC will appear To unlock the buttons repeat the sequence LOC Button lock 5 8 PANEL BRIGHTNESS ADJUSTMENT With the display of...

Page 23: ...nstaller To clean the heat exchanger proceed as follows switch off the power to the unit open the framework cover by removing the screws remove the heat exchanger using the green fastener strap clean...

Page 24: ...ans thermal protection tripped Check the power supply to fan Check the fan speed regulation device Check that the fan has not overheated and thermal protection tripped Insufficient air flow or availab...

Page 25: ...feedback signal absent Check the connection of the board connector to the fan E3 H4 exhaust Probe Alarm Probe breakage and read failure Check probe connection or replace E5 H4 fresh air Probe Alarm P...

Page 26: ...Innova S r l Page 26 HRP DOMO EXT Manual 8 NOTES AND MAINTENANCE INFORMATION NOTES...

Page 27: ...Innova S r l Page 27 HRP DOMO EXT Manual...

Page 28: ...Innova S r l Page 28 HRP DOMO EXT Manual 02 2020 rev 1 Technical Support Centre The data contained in this manual may be changed by the manufacturer without prior notice...

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