Related Manuals for UTEK DEH-V Series
Summary of Contents for UTEK DEH-V Series
- Page 1 indoor air quality and energy saving GUIDE FOR INSTALLATION, USE AND MAINTENANCE DEH-V HEAT RECOVERY VENTILATION UNITS with INTEGRATED AIR/AIR HEAT PUMP (CLIMATIZATION and DEHUMIDIFICATION...
- Page 2 Dear Customer Thanks for your attention to the product UTEK , designed and manufactured to ensure the real values to the User : Quality, Safety and Savings on working. INDEX pag.3 GENERAL pag.3 MAINTENANCE REGULATIONS pag.3 INSTALLATION CONDITIONS pag.3 REMAINING RISKS pag.3...
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Page 3: General
The machine can be provided with several signalling picto- countries.UTEK s.r.l. are exempted from any responsibility grams which may not be removed. Said signals can be attributable to damage caused to persons and things... -
Page 4: Checking For Leakage
STARTING ENSURING PROPER INSTALLATION, MAINTENANCE OR SERVI- Before starting it is opportune to carry out some checks: CING OF THE EQUIPMENT (follow the safety instructions Installation and maintenance or servicing of equipment in section DISASSEMBLY AND ASSEMBLY): should be carried out by personnel and companies - Make sure there is no condensation inside the unit, and if holding an appropriate certificate. -
Page 5: Wall Installation
DEH-V INSTALLATION FLOOR INSTALLATION Minimum required space for maintenance (mm) MODEL DEH-V 1 DEH-V 2 WALL INSTALLATION Minimum required space for maintenance (mm) MODEL DEH-V 1 DEH-V 2 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 This operation must be performed ONLY BY QUALIFIED STAFF Install the unit through appropriate means (weight from 85 kg to 103 kg) in order to avoid risks during the load handling procedures. -
Page 6: Installation Of The Unit
BRACKETS POSITIONING Fix the fixing brackets on the most suitable profile for the installation of the unit. Use screws or rivets to fix the brackets supplied. Then use a suitable dowel or a threaded bar for anchoring the unit to the wall. AREAULIC CONNECTIONS The unit has circular attacks for the connection of the air ducts except the air introduced into the environment which provides a rectan- gular connections. -
Page 7: Hydraulic Connections
HYDRAULIC CONNECTIONS The units are equipped with hydraulic circuits that can vary depending on the different versions and applications. The connections on the unit, even in different applications and versions, are always common to all units. - Before that the water enters in to the unit (both user side, both dissipation side ), install always a thick mesh filter (max. 1 mm) - Be sure to observe the flows shown on the plates: IN (incoming water to the unit), OUT (outgoing water from the unit) - Make sure that the weight of the pipes doesn't go to damage the predisposed attacks - Provide shutoff valves in the pipes flow and return pipes to the system... - Page 8 POSITIONING AND PROCEDURES OF CONNECTIONS The hydraulic connections are positioned in the front of the unit on side of the entrances of the air inlet ducts. Connections are a diameter 1/2 "for Let compressor version, while 3/4" for the hydronic version. Observe the IN as the unit water inlet and OUT as the water exits the unit.
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Page 9: Electrical Connections
ELECTRICAL CONNECTIONS The unit is equipped with a series of auxiliary commands for various functions, which can be enabled or disabled depending on the needs. The functions are located in the terminal strip of x2 'units. Below are listed the individual functions in detail. Temperature required The temperature required contact, enable the unit in summer or winter integration operation. - Page 10 MAINTENANCE AND CLEANING OF FILTERS View the video about maintenance in our website www.utek-air.it This operation must be performed ONLY BY QUALIFIED STAFF CAUTION: Before performing any procedure on the unit make sure that there is no voltage PPE: Personal Protective Equipment...
- Page 11 MAINTENANCE AND CLEANING OF HEAT EXCHANGER ATTENTION! Handle the heat exchanger carefully to avoid accidents. It is strongly recommended the use of gloves and glasses This operation must be performed ONLY BY QUALIFIED STAFF CAUTION: Before performing any procedure on the unit make sure that there is no voltage PPE: Personal Protective Equipment...
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Page 12: Remote Panel
REMOTE PANEL CONTROL PANEL - DESCRIPTION AND STARTING The units control panel is a graphic keyboard with a screen resolution of 82x156mm and IP65 front protection. The interface is structured through masks, in which there are written, graphic symbols and numbers. The keys are located on the black bar at the bottom of the display. - Page 13 IGNITION AND SHUTDOWN OF UNIT -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.
- Page 14 MENU USER By 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 Viewing the display menus and information...
- Page 15 CONTROL PANEL - MENU CLOCK AND TIME BANDS In the clock menu you can view all the parameters regarding date / time and time bands. pressing the button you can access the set date / time menu, where you can change the date and time. Pressing the button accesses the time bands menu where it is possible to set the automatic operation of the machine.
- Page 16 CONTROL PANEL - MENU ALARMS IN PROGRESS From the main display, press the button to access the display of the alarms in progress (bell); The Alarm status can be: Active: if the cause of alarm is still present; in this case the alarm can not be reset Reset: the cause that generated the alarm is not present;...
- Page 17 Use the keys to select the quantities you wish to view, then press to access. AO03: XXX Display of values / status of analog inputs Display of the values / status of the analog outputs Display of the status of the digital inputs Display of the status of the relays CONTROL PANEL - DISPLAY AND INFORMATION SETUP MENU Through the control panel you can set:...
- Page 18 Use the keys to select the quantities you wish to view, then press to access. AO03: XXX Display of values / status of analog inputs Display of the values / status of the analog outputs Display of the status of the digital inputs Display of the status of the relays CONTROL PANEL - DISPLAY AND INFORMATION SETUP MENU Through the control panel you can set:...
- Page 19 CONTROL PANEL - FACTORY MENU SetPoint Summer Air and SetPoint Winter In the configuration menu, the parame- Season change mode: defines the Air: s and the Season change mode is set ters must be set for correct unit operation. season change mode according to the to 3 indicates the season change Compressors operation (only non-hydro- modes shown in the image.
- Page 20 Air Quality / Humidity Ventilation Set: Hood Speed Set: Indicates the working Summer / Winter Entry Set and related With Ventilation mode selection percentage of the fan with digital input. differentials: Values used for adjusting parameter different from 0, values used The value is in percentage and can vary the 3-point / 0 -10 v valve.
- Page 21 ALARMS CONTROL ELECTRONIC CONTROL Below is the table of operating anomalies of the unit Display of the alarm condition CODE DESCRIPTION CAUSE REMEDY Obstructed filters (Signaling) - Reporting time for filter changes - Check the status of the filters Temperature probe alarm - Breakage and failure to read the probe -Replace the temperature probe High pressure alarm...
- Page 22 MODBUS VARIABLES baud rate=9600 / data length=8 bit / parity = none \ even \ odd / bit stop = 1 TYPE NAME Hexadecimal address Reading Writing NOTE PHYSICAL STATE INPUTS AND OUTPUTS entering temperature DINT Analog Input AI01 F000 extraction temperature DINT Analog Input AI02...
- Page 23 User : Quality, Safety and Savings on working. Istruzioni originali - Original instructions | dal: - from: 2019/05/01 | Rel: 00 | MANUAL_UK CLA S.r.l. Via Nazionale,132 23036 San Giacomo di Teglio (So) Italy Tel.+39 0342 786116 |utek-air.it | cla-air.it...
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