UTEK DEH 1, Manual For Installation, Use And Maintenance

Page 1: ...GUIDE FOR INSTALLATION USE AND MAINTENANCE DEH V HEAT RECOVERY VENTILATION UNITS with INTEGRATED AIR AIR HEAT PUMP CLIMATIZATION and DEHUMIDIFICATION indoor air quality and energy saving ...

Page 2: ...SITIONING AERAULIC CONNECTIONS HYDRAULIC CONNECTIONS WIRING DIAGRAMS POSITIONING OF CONNECTIONS TERMINAL BOARD ELECTRICAL CONNECTIONS REMOTE PANEL CONNECTION REMOTE PANEL ALARMS TABLE TABLE OF GENERAL FAULTS pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 3 pag 4 pag 5 pag 6 pag 6 pag 7 pag 7 pag 8 pag 8 pag 9 pag 9 pag 10 pag 18 pag 18 Dear Customer Thanks for your attention...

Page 3: ...er consider an area where the air flow and noise of the unit don t disturb the neighbors minimum space required for the maintenance as defined below the floor or wall must be suitable to the weight of the unit and don t cause vibrations a position that does not block passageways or entrances the unit must be canalized measures to protect the fan vents with special protection to prevent contact wit...

Page 4: ...ll lay down the rules on penalties applicable to infringements of the natio nal provisions adopted pursuant to this Directive and shall take all measures necessary to ensure that they are implemented The penalties provided for must be effective proportionate and dissuasive ENVIRONMENTAL PROTECTION Troubleshooting The law on the regulation of the use of substances that damage the ozone in the atmos...

Page 5: ...ury and take the necessary precautions PPE Personal Protective Equipment This operation must be performed ONLY BY QUALIFIED STAFF N B DEH and DEH HYDRONIC provide 2 siphons the 2 condensate drains must each have their own siphon DEH ENTALPICO and DEH ENTALPICO HYDRONIC provide 1 siphon DEH V INSTALLATION FLOOR INSTALLATION WALL INSTALLATION Minimum required space for maintenance mm A B C MODEL DEH...

Page 6: ...void vibrations annoying noises due to installa tion AREAULIC CONNECTIONS This operation must be performed ONLY BY QUALIFIED STAFF PPE Personal Protective Equipment CAUTION Before performing any procedure on the unit make sure that there is no voltage fresh air exhaust air Recirculation air supply air expulsion air fresh air exhaust air supply air expulsion air DEHUMIDIFICATION CONFIGURATION top v...

Page 7: ... cavitation of the pump and the consequent presence of air in the hydraulic circuit Chemical and physical properties of water chemical and physical properties are not compatible could prejudice the integrity of the hydraulic parts of Geosin units Check the water characteristics especially in the case of direct application W with ground water on the heat exchanger COLLECTOR CONNECTION RADIANT SYSTE...

Page 8: ...for the hydronic version Observe the IN as the unit water inlet and OUT as the water exits the unit 8 POSITIONING AND PROCEDURES OF CONNECTIONS TERMINAL STRIP UNIT TERMINAL STRIP CONNECTIONS BY THE CUSTOMER This operation must be performed ONLY BY QUALIFIED STAFF PPE Personal Protective Equipment CAUTION Before performing any procedure on the unit make sure that there is no voltage ...

Page 9: ...or turn off the unit with a clean electrical contact It can be useful to turn off the entire unit in moments of inactivity avoiding energy consumption Change Summer Winter remote The summer winter remotely allows you to change the season and the work logic of the unity through a dry contact Operation Only Ventilation Through the only opening of the contact of the fan the unit will exclude out any ...

Page 10: ...ebsite www utek air it 1 2 3 4 5 MAINTENANCE AND CLEANING OF FILTERS This operation must be performed ONLY BY QUALIFIED STAFF PPE Personal Protective Equipment CAUTION Before performing any procedure on the unit make sure that there is no voltage ...

Page 11: ...at exchanger carefully to avoid accidents It is strongly recommended the use of gloves and glasses This operation must be performed ONLY BY QUALIFIED STAFF PPE Personal Protective Equipment CAUTION Before performing any procedure on the unit make sure that there is no voltage ...

Page 12: ...n 7 Antifreeze Reduced Speed 8 OFF From Antifreeze Time and date Temperature and humidity 4 symbols representing VENTILATION DEHUMIDIFY SUMMER INTEGRATION WINTER INTEGRATION There are 8 Keys each action corresponds to an action according to the following logic 1 ON OFF button T1 Allows the unit to be switched on off the button must be pressed for 2 seconds 2 PROBES botton T2 Allows the display of ...

Page 13: ...nd information The unit can be enabled and disabled in two different ways The first through a clean contact connected to a device for switching the unit on off remotely like a switch or a timer The second through the button in the main mask of the display If the external on off contact is closed it will be possible to enable and disable the operation of the unit via the display if the contact is o...

Page 14: ...pressing the USER key you can access the display menu of the unit status In this menu the following states are displayed STATE COMPRESSOR 3 WAY VALVE STATUS STATE PUMP VALUATED SOLENOID GAS STATE STATE DAMPERS RECIRCULATION BY PASS DAMPER STATE From the main display by pressing the button it is possible to access the display of the alarms in progress the alarm status can be Active if the cause of ...

Page 15: ...s less than or equal to the stop value Once the time slots have been defined the type of daily function must be assigned for each day of the week as follows 0 operation from time slots disabled 1 foperation with band n 1 enabled 2 operation with band n 2 enabled 3 operation with bands n 1 2 enabled 4 operation with band 3 enabled 5 operation with bands n 1 3 enabled 6 operation with bands n 2 3 en...

Page 16: ...he alarm can not be reset Reset the cause that generated the alarm is not present the alarm can be reset To reset the alarms press the RST ALL button T7 for 2 seconds Using the or keys you can view all the stored alarms press the button to execute the operation of deleting all the alarms recorded by the instrument Use the or keys to select the quantities you wish to view then press to access Alarm...

Page 17: ...yboard Operations to perform to change a setting use the keys to select the setting to be changed Press the button change the setting using the or keys confirm the operation by pressing the button Display of values status of analog inputs Display of the status of the digital inputs Display of the status of the relays Viewing the display menus and information Display of the values status of the ana...

Page 18: ...yboard Operations to perform to change a setting use the keys to select the setting to be changed Press the button change the setting using the or keys confirm the operation by pressing the button Display of values status of analog inputs Display of the status of the digital inputs Display of the status of the relays Viewing the display menus and information Display of the values status of the ana...

Page 19: ...obe is greater than the set antifreeze differential the machine exits the antifreeze state Antifreeze Renewal Fan Reduction indicates the speed reduction of the renewal fan in antifreeze Value in percent Minutes Antifreeze speed reduction indicates the time limit in which the fan speed will be reduced if the antifreeze condition does not return during this time the machine will go into antifreeze ...

Page 20: ...activates the integration at regular intervals defined by this parame ter in order to dehumidify the environ ment thanks to the cold coil without going to lower the room temperature too much Compressor Enable Set Value indicating an outside air temperature limit below which the compressor is not activated Travel Time 3 Point Valve Select the travel time of the connected valve The value is expresse...

Page 21: ...ls of the unit Check the siphon connection Check if the motors turn correctly bearings Check for cracks on the suction inlet exhaust ducts Condensation loss Clogged condensate drain The condensate does not flow from the exhaust pipe into the collection tray Clean the condensate drain Verify that the unit is perfectly flat Check that the condensate drain connections are clogged High vibrations Pane...

Page 22: ...rday Friday active bands Now start band1 Now start band 2 Now start band 3 Now start band1 Now start band 2 Now start band 3 On Off adjustment on time bands Band Type 1 Type of band 2 Type of band 3 Estate_inverno general allarm On Off entering temperature extraction temperature expulsion temperature external temperature humidity ppm air quality probe fan set renewal extraction fan set 0 10V valve...

Page 23: ... product UTEK designed and manufactured to ensure the real values to the User Quality Safety and Savings on working CLA UTEK reserves the right to at any time the necessary changes to improve products without prior notice CLA S r l Via Nazionale 132 23036 San Giacomo di Teglio So Italy Tel 39 0342 786116 utek air it cla air it ...