MTD MTD-ERV 350 Installation & Operating Manual Download Page 1

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MTD-ERV 350 / 365

Installation &

Operating Manual

Summary of Contents for MTD-ERV 350

Page 1: ...MTD ERV 350 365 Installation Operating Manual...

Page 2: ...II All rights reserved Thismanualhasbeenproducedwiththegreatestcareandattention Nevertheless thepublisheracceptsnoliabilityfordam age resulting from missing or incorrect information in this manual...

Page 3: ...f the CC Ease Operating Unit 6 2 3 1 Setting Date and Time 6 2 3 2 Reading and Setting Comfort Temperature 6 2 3 2 Reading and Setting Ventilation Level 7 2 3 4 Switching Extractor Hood On and Off Opt...

Page 4: ...e of Supply 26 4 3 Wall Mounting 27 4 3 1 Connection of the Air Ducts 27 4 3 2 Connection of the Condensation Drain 27 4 4 Commissioning the MTD ERV 350 28 4 5 Setting the Air Specifications 34 4 6 Ma...

Page 5: ...to the MTD ERV 350 The warranty period begins with commissioning but not later than one month after delivery This applies to ma terial replacement and does not include labour It applies only on proof...

Page 6: ...rnings com ments and instructions given in this operating manual at all times Store this operating manual in the vicinity of the MTD ERV 350 at all times during its whole service life The instructions...

Page 7: ...Admitting the cool night air on warm days allows the room temperature in thehometobereduced Thebypassfunctionsauto matically You simply have to set your comfort tem perature See section 2 3 2 for furt...

Page 8: ...at In this way up to 65 of the moistureisrecoveredfromtheexhaustair Thesup ply air can thus enter the rooms with an increased moisture content s a d e p p i u q e s i 0 5 3 MTD ERV e h T standard with...

Page 9: ...r Air supply and or air exhaust OPEN or CLOSED Geothermal heat recovery post heater and or bypass on Comfort temperature setting also indicates whether system is heating or cooling TheCCEaseoperatingu...

Page 10: ...n the bathroom light is switched on The MTD ERV 350 then re turns to the normal or originally set ventilation level as soon as the bathroom light is switched off Here again an activation and deactivat...

Page 11: ...during cooking showering and when additional ventilation is desired to increase the ventilation level 2 Press to decrease the ventilation level Duringventilationsetbyhand theindication MAN UAL appear...

Page 12: ...s possible To switch the supply air or exhaust air fan on and off Proceed as follows 1 Press once to to switch off the supply air fan This level can be used in the summer when the windows are open The...

Page 13: ...r Select the switching moment by pressing or Press to confirm the switching mo ment 4 Program the starting time for the desired ventilation level Press Select with or the desired time in hours 2 Instr...

Page 14: ...nc tions In the P menus the user may only set the additional functions P1 P2 and P9 The remaining P menus P3 to P8 are re served for the installer Access to the P menus Proceed as follows 1 Press and...

Page 15: ...your system is equippedwithasecondposition switch in the bathroom Activation delay for the bathroom switch toswitchtotheHIGHESTLEVEL x minutes after turning on the bathroom switch the MTD ERV 350 swit...

Page 16: ...hood control active Yes 1 No 0 P97 Moisture control active Yes 1 No 0 2 12 Instructions for the User P26 Note Only for sys tems with a remote con trol switch Deactivation delay for ventilation positio...

Page 17: ...ilation requirement Position 2 Normal Use for a normal ventilation requirement Position 3 High Use this level during cooking showering and when additional ventilation is re quired 2 Instructions for t...

Page 18: ...part of the duct system of the ventilation system and do not belong to the MTD ERV 350 Should your ventilation system be equipped with external fil ters the monitoring of these filters must be con ne...

Page 19: ...3 posi tion switch is used The LED lights up green once to signal that a communication has been made In the event of a malfunc tion or a Filter dirty warning both LEDs light up red three times Finall...

Page 20: ...ction for filter clean ingorreplacementorforsomeotherurgentreason Iftheplugweretoberemovedfromtheplugsocket thedwellingwouldnolongerbemechanicallyventi latedandmoistureaswellasfungusproblemscould occu...

Page 21: ...tions that can only be connected to the MTD ERV 350 Luxury versions Exhausting via extractor hood Post heater in duct system Sensors with 0 10 V control 2x Moisture sensor in living areas of the dwell...

Page 22: ...x ceeding 95 in which moisture as well as heat is recovered from the exhaust air CC Ease operating unit G for reading off data and for settings PCB panel H2 with connections for the CC Ease operating...

Page 23: ...ditionally heats the supply air after it has already been heated in the heat exchanger before it is delivered into the living rooms for further information see section 3 4 3 The balanced ventilation s...

Page 24: ...d opens and the MTD ERV 350 switches to the Extractor hood function Ventila tion positions 1 2 or 3 can be set These ventila tion positions for the extractor hood correspond to the normal ventilation...

Page 25: ...e also section 2 3 7 The following CO2 concentrations can be set The starting point for this CO2 control is the assumption that the outside air is generally the fresh er air The CO2 con centration can...

Page 26: ...ERV 350 for further information see section 4 4 The installer can modify the automatic control of the geother mal heat exchanger to a slight extent in menu P61 at the CC Ease operating unit if necess...

Page 27: ...an Position Ventilation rate Value Absent Low at Medium at High at Maximum at at Noise output exhaust air fan Position Ventilation rate Value Absent Low at Medium at High at Maximum at at MTD ERV 350...

Page 28: ...n e V n o i t i s o P Power supply Noise output supply air fan Value Absent Low Medium High Maximum e u l a V e t a r n o i t a l i t n e V n o i t i s o P Absent Low Medium High Maximum Noise output...

Page 29: ...25 Function of the System 3 3 6 Dimension Sketch...

Page 30: ...nnected to a non powered extractor hood Any other type of extractor hood system would interfere with the basic function of the balanced ventilation system We recommend that silencers are installed on...

Page 31: ...cted seealsosection4 3 2 for the connection of the condensation drain Ensure that at least 1 metre of space is left in frontoftheMTD ERV 350forlatermaintenance work NospaceisrequiredtothesidesoftheMTD...

Page 32: ...the P menu appears on the display The P menus P1 P2 and P9 are now accessible CommissioningcanbecarriedoutwiththePmenus viatheCCEaseoperatingunit ThesePmenusallow varioussettings inparticularforventil...

Page 33: ...u 7 Select with or the desired P sub menu e g 51 8 Press to confirm the P sub menu Making settings in the P menus The minimum and maximum values for the available setting parameters are stored in the...

Page 34: ...ium 17 99 Normal High 50 70 P37 Setting the power in of the supply air fan in position High 18 100 Normal High 70 90 P38 Current power in of the exhaust air fan Current P39 Current power in of the sup...

Page 35: ...ECONOMYSETTING Thislevelthusofferstheleastsafetyformaintain ing balanced ventilation During commissioning of the MTD ERV350 the preheater control can generally be left on Level 2 NOMINAL SETTING works...

Page 36: ...tefor these data Li Re Li P58 Not yet avail able Setting the fan type 0 Standard 1 Constant volume 2 Constant pressure Note The MTD ERV 350 is set correctly at the factory Constantvolumeorconstantpres...

Page 37: ...alogy with input 1 P84 Min setting by analogy with input 2 P85 Max setting by analogy with input 2 Max Min 0 V 10 After a complete reset the MTD ERV 350 prompts you to enter nL HL see P56 and Li Re se...

Page 38: ...Close all windows and outside doors Close all inside doors Checkthepresenceofaircirculationsystemsin the building at least 12 cm2 per l s d e m r o f r e p t o n e r a s e r u s a e m e s e h t f I r...

Page 39: ...ing in struction Do not install the heat exchanger yet if the fans are also to be inspected The following section describes how to remove inspect and clean the fans if necessary after the heat exchang...

Page 40: ...ponds to roughly level 2 of a normal screw drill 4 6 2 Filter Cleaning if Preheater is Fitted The filter of the preheater if installed must be cleaned every 4 years Removethemainsplug A fromtheplugsoc...

Page 41: ...the enthalpy sensor Caution The electrical connections must not come into contact with moisture Pay attention during installation of the heat exchanger and drain plate that the condensa tion drain is...

Page 42: ...current 1 5 10 VDC Yes Remove the heat exchanger and the foam part of the bypass and replace the fan No Replace the PCB CAUTION Reset unit No Replace the PCB CAUTION Reset unit FiL tEr in display Remo...

Page 43: ...st protection element due to risk of electrocution E A1 Moisture sensor registers 60 relative humidity in exhaust air Consult the user fit standard heat exchanger E A2 Cannot read out moisture sensor...

Page 44: ...ss frost protection element malfunction Remove the filter the plastic front cover and the metal cover Then initiate the self test P76 on 1 Is the motor running Yes No Remove the motor and the cog incl...

Page 45: ...over and the metal cover Remove the plug of frost protection element from the PCB Is the resistance of the plug of the frost protection element 300 ohm Yes Remove the heat exchanger and the frost prot...

Page 46: ...No Replace PCB Caution Reset unit Replace temperature sensor Temp Resistance C K MIN MED MAX 10 19 570 19 904 20 242 15 15 485 15 712 15 941 18 13 502 13 681 13 861 19 12 906 13 071 13 237 20 12 339 1...

Page 47: ...fan Ventilation ducts clogged Clean the ventilation ducts MTD ERV 350 in frost mode Too noisy Fan bearings defective Replace the fan bearings Fan settings Change the ventilation control settings Scrap...

Page 48: ...ature sensors T1 T3 in top of unit on electronic carriage 5 Temperature sensors T2 T4 in fan casing of both fans 6 Servo motor cable for bypass and preheater 7 Heat exchanger or combined heat enthalpy...

Page 49: ...rown Preheater Yellow Black Black White Brown White Brown White Blue Yellow Red Preheater valve Bathroom switch Enthalpy Bypass valve Green Yellow Green Yellow Green Yellow Supply air Exhaust air 4 45...

Page 50: ...2 PC GND 12V Eb Ea GND 12V 12V Ab CCb Aa CCa GND GND Ext Comm N L1 PE Comm Basis RS232 KFB 12V RX TX ERR GND OFF BS GND GND FIE CH GND GND Tch Tge GND GND Tah 010 GND GND 010 AH Post heater Bathroom s...

Page 51: ...own Preheater Yellow Black Black White Brown White Brown White Blue Yellow Red Bypass valve Bathroom switch Enthalpy Preheater valve Green Yellow Green Yellow Green Yellow Exhaust air Supply air 4 47...

Page 52: ...32 PC GND 12V Eb Ea GND 12V 12V Ab CCb Aa CCa GND GND Ext Comm N L1 PE Comm Basis RS232 KFB 12V RX TX ERR GND OFF BS GND GND FIE CH GND GND Tch Tge GND GND Tah 010 GND GND 010 AH Post heater Bathroom...

Page 53: ...28 PM Zwolle NL Commercial Register Zwolle 22293 EC Declaration of Conformity Designation of the appliance Heat Recovery Unit MTD ERV 350 Conforms to the directives Machine Safety Directive 98 37 EC C...

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Page 56: ...MTD SOLUTIONS LTD Unit 1 Burgage Business Park Blessington Co Wicklow Ireland Tel 353 0 45 900 590 Fax 353 0 45 900 623 Email info mtd solutions com www mtd solutions com...

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