VP 18 EK Installation instruction
Contents
1. INLET S D ventilation step for outlet exhaust gt 1 lt 23 3 4 INLET gt 2 lt 40 INLET gt 3 lt 65 dese y Each ventilation step can be set emis 2 CA as a percentage of maximum fan speed EXHAUST gt 1 lt 25 EXHAUST gt 2 lt 45 DATALOG INTV 10 EXHAUST gt 3 lt 70 EXHAUST gt 4 lt 100 Figure 9 The Air exchange menu Ret til ndringer foroeholdes Side 15 af 30 R h p OUTSTANDING INDOOR CLIMATE Defrost In the Defrost menu it is possible to chose how the unit should perform during defrosting of the evaporator in the exhaust indicates that the menu point flashes and can be set to another value Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirma menu press OFF to turn off the unit press ON to turn the unit on HOTWATER AIR QUALITY AIR EXCHANGE DEFROST AIR EXCH LOW AIR EXCH USER ENTER AIR EXCH i USER J Constant air flow AIR EXCH OFF Airflow stopped during Adjustable temperature to defrosting should be used start evaporator defrost on when exhaust air T6 10 0 temperature is less than 10 C RESTART OFF PRESET OFF MANUAL OFF MO2. 7 hours to heat the 180L wa ter Insulate the ducting as prescribed Do not cool during winter time Ret til ndringer forbeholdes Side 29 af 30 4 R q d OUTSTANDING INDOOR CLIMATE Accessories spare parts Plumbing security group inclusive a mixing valve with a scald protector Item number 3690 This is statutory safety equipment that needs to be attached to the hot water tank It is re quired that the user tests the function at least once a year To do this the user has to pull the handle which should lead to the outflow of water from the Overflow pipe The group contains a safety valve and an adjustable check valve The check valve serves to control the water supply like a stop valve and it prevents a return flow from the container Reduced hot water flow Safety group with scald prevention Product no 3690 Filter Product no 39543 A dirty lacking filter will result in increasing dirtying of the system resulting in decreased performance durability and polluted incoming air The filter complies with filter class G4 Pollen filter Product no 39542 Hygrostat Product no 3637 Allows for forced extraction at damp air Ret til ndringer forbeholdes Side 30 af 30
3. ENTER CENTRAL HEATING HOTWATER AIR FUNCTION ENTER FUNCTION QUALITY OFF OFF AIR i EXCHANGE DEFROST Can be set to OFF HUMIDITY or HUM CO2 when is mounted RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 DATALOG INTV 10 Figure 8 The Air qulaity menu Ret til ndringer forbeholdes Side 14 af 30 Air exchange R h d OUTSTANDING INDOOR CLIMATE In the Air exchange menu it is possible to adjust 4 steps of ventilation speed air volume Inlet and exhaust is to be adjusted individually at each level The inlet speed can be adjusted to a minimum and the exhaust can be adjusted to both a maxi mum and a minimum It is possible to delay the starting of the fan in order to give time to the register to open Use of the CTS602 panel press ESC press VA press ENTER press ENTER press OFF press ON ENTER SERVICE MODBUS ADR 30 CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST RESTART OFF PRESET OFF MANUAL OFF to go one step back in the menu to move up or down in a menu or to adjust an activated menu to activate a menu to confirm a menu to turn off the unit to turn the unit on The lowest permissible ventilation step for fresh air inlet 0 2 EXHAUST MIN 1 EXHAUST MAX 4 Nes The lowest permissible _ step for outlet exhaust 1 2 The highest permissible
4. ae a eo eee a 14 Air exchange rer aa E A EEEE EN REEE EER EE EE EA ENEE A E 15 The Casas as eyecare Neste Sg ie a a a a a are 16 Temp CONTO larcs a E T E E E 17 LENS COUT Ol sie ce cess tetera certain a T a tie 18 ROm CONTO Deemer ane nee ge ee ee Cee eee ee eee ee eee ee 19 SE Ta eienen ern dee ET A EEE E EEEE AREN E RA EER eee 20 Preset snime EEE A A EEEE ED R REA EAEE E E 21 PAM Maca eset E a get cde gece oe E cutee ate a eee 22 MOUSE EET sie oe aa ee an a ee eee 23 DFS mere te eee re tee ene ene Pn er mney Reena ean eer er eee er cern tren teres 24 Faultfindingi emer SEE ate terse ertetere tar tere ameter re Neer eee ne ere ee eee ae eee ae eee 25 Ma intenanc amp ccccccceseteceeatecaentenel AAE AA EAA TEA EEA A EEEE AEEA EAEE 26 Energy Savis gests age gaiiean esea EE SaS eTe EE EEEa e SeA a EEEE 29 Access ories spare PANS sncsdnadinnadnantinnninnatinnmaninntnnainnatinnnundnntnnaiaonts 30 Figure table Figure 1 CTS 602 control sicnirecssedssaisecormcerecesdaadecupbitaiedeadiadeceteietencsesiaieenktenesaisiemieceneenebedteuepeseneaes 4 Figure 2 Sketch of VP 18 EK 1M M u u sssseseeeer reen eee maces 6 Figure S ConNe Clio HER Er ee 8 Figure 6 Insulation Of ducting cisisicesescstertaccertesecnerdeeeerers ise nedsereraebeerseebseconeea EEA NERAKA A ETETE 9 Figure 42 C 1S 602 Gomera lisiero eee EOE EA EEA EEEE ERN EEE EEA EAEE AE 10 Figure 5 Headlines in the service MONU 0 c cccccsdeceeeesceeseesedeeeseseeeeeeesedeneee
5. fire drills testing A condition for acknowledgement is that the fire thermostat input has returned to normal state indicates that the menu point flashes and can be set to another value af The setting HP LP in the Restart menu may not be used under normal conditions Use of the CTS602 panel press ESC to go one step back in the menu pres VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirm a menu press OFF to turn off the unit press ON to turn the unit on CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL SERVICE ENTER FIRE Even Receipt when fire input is back to normal This setting must never be used during normal operation Indicates that the system is to be restarted automatically in connection with high or low pressure alarms Indicates that the system will not be restarted automatically in connection with high or low pressure alarms RESTART SHIRES RESTART HP LP ROOM CONTROL RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 ENTER RESTART OFF v DATALOG INTV 10 Figure 14 The Restart menu Ret til ndringer forbeholdes Side 20 af 30 Preset R h p OUTSTANDING INDOOR CLIMATE indicates that the menu point flashes and can be set to another value SERVICE ENT
6. is supplied with hot water circula tion and the pipes are not insulated there can be a significant heat loss which can cause a reduced output of the VP 18 EK Is the water temperature adjusted correctly in the CTS 602 control T12 The temperature should normally bet set to 45 55 C How to adjust the temperature please see the CTS 602 directions delivered together with the VP 18 Ek Is the air supply too cold or is the air flow too little Please check the filters and valves and if the insulation of the ducts is sufficient and dense VP 18 EK is not functioning Please inspect the fuse Check if the safety thermostat for hot water has disengaged the electricity figure 2 page 6 If this is the case please press the button and the thermostat will connect when the water temperature has dropped 10 15 C if the thermostat disengag es the electricity several times please contact your service mechanic Ret til ndringer forbeholdes Side 25 af 30 R h d OUTSTANDING INDOOR CLIMATE Maintenance At least every 3 months The filters should be cleaned and renewed when needed Usually the filters need to be re newed once a year The filter guard in the CTS 602 control can be used in order to make sure that the filters are checked Please see user manual CTS 602 directions for further information delivered to gether with the VP 18 Ek Figure 19 Filtershift Changing filters 1 loosen the screws 2 remove the filter
7. DBUS ADR 30 DATALOG INTV 10 Figure 10 The Defrost menu Ret til ndringer forbeholdes Side 16 af 30 R h p OUTSTANDING INDOOR CLIMATE Temp control In the Temp control menu it is possible to chose a room temperature where the unit stops in order to avoid further cooling of the building if the primary heating shuts down indicates that the menu point flashes and can be set to another value Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirma menu press OFF to turn off the unit press ON to turn the unit on SERVICE ENTER F CENTRAL HEATING HOTWATER AIR QUALITY AIR Shows the controlling EXCHANGE feeler ROOM T15 feeler in the panel DEFROST 1 i 1 i i TEMP ENTER SENSOR ENTER SENSOR CONTROL PANEL PANEL PRIORITY ENTER PRIORITY ENTER HP gt HP ROOM ROOM PRIORITY ENTER CONTROL LOW 10 OFF INLET CONTROL OFF ventilation EXTERNAL without heatpump 1 C RESTART VP ventilation only with heatpump activ PRESET The unit stops at this room temperature 1 20 C means that the function is unactive MANUAL should be chosen if the panel is placed in a cold environment 7 T 7 T T T MODBUS ADR 30 DATALOG INTV 10 Figure 11 The T
8. ER Ret til ndringer forbeholdes Use of the CTS602 panel press ESC press VA press ENTER press ENTER press OFF press ON to go one step back in the menu to move up or down in a menu or to adjust an activated menu to activate a menu to confirm a menu to turn off the unit to turn the unit on CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL INLET CONTROL oN When standard is chosen all factory settings are reset An eventual supplementary heating surface must be I re activated A heating surface is NOT frost protected until it is correctly installed and i activated in the service ROOM i CONTROL m RESTART PRESET OFF STANDARD ENTER PRESET OFF PRESET OFF MANUAL OFF MODBUS ADR 30 v DATALOG INTV 10 Figure 15 The Preset menu Side 21 af 30 Manual R h p OUTSTANDING INDOOR CLIMATE In the Manual menu it is possible to test the functions of the unit manually indicates that the menu point flashes and can be set to another value SERVICE ENTER Ret til ndringer forbeholdes Use of the CTS602 panel press ESC press VA to go one step back in the menu activated menu to activate a menu to confirm a menu to turn off the unit to turn the unit on press ENTER press ENTER press OFF press ON CENTRAL HEATI
9. Installation Instruction CTS 602 by Nilan VP 18 EK Version 10 00 13 04 2015 Software version 2 30 OUTSTANDING INDOOR CLIMATE 4h R q p OUTSTANDING INDOOR CLIMATE Table of contents Table of contents ctesenssedneeasctenesesencsbcecmavianame soot tone eiacannstcetomnanatadsecenonematiene eee re 2 Figure table canse E A EE E A A E E ee ee ee 2 ING AU Et eee r a O ee ee er 3 Power SUPDPIY ssisecsditesticesessiees eE EAE A DE iets en see EEEE TEE AT 4 Assembly of VP 18 EKerrirorcarioirena irina A EN AE AA AAAA 5 Condensation drain water seal eecceeeeeeeeee eee eeeeeneeeee teeter eet eceaaeeeeeeeeeeeeeceaaaeeeeeeeeesseeesnaeeeeeeees 7 AW See i ee ere ata eye eae 8 UNM sis ccna ste aA a BARE cae ine eae ans cea aiesang ce Se ea este RES En SEERE TE SEES SEES SEE 9 Starting and set up of the CTS 602 control secu cccncticevassetactanctaceweidascchsneceeewenesaubsietecemante as senctaanuaies 10 Starling aeres EEEE E E EEN EE EERE EEA EE EE EN EEE EEE EEE NEE 10 Set up of the CTS 602 control aseis sc sattecccoesiecstectucacaesioneszetsuencaestgeanteryyaccsetseemsaenaaassalceaeceaayaade 10 Activating the service Menu W u sseeeeeeeeerrrren ennen ner 11 Central heating ccreneiacenanstencrceerecereastocctsterenciarsdmetsetencrarseensisneterenaetteneadiotonsientimiansietenceniamenvietet 12 HON 21 2 eam emer st ee er en ae re te eee re ee ne ee eee ee eee a ee 13 Amguality FEE sae Rated Sui eee eases ete eae ane
10. NG HOTWATER AIR QUALITY AIR EXCHANGE DEFROST MANUEL WTR HEAT MANUEL VEN HEAT MANUAL VENT CPR MANUAL EXHAUST MANUAL y INLET MANUAL DEFROST MANUAL Ge RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 ENTER DATALOG INTV 10 Figure 16 The Manual menu eve test of hot water function to move up or down in a menu or to adjust an production 1000W D Manual test of ventilation and heating j Manual test of ventilation and compressor J Manual test of exhaust Mn Manual test of inlet Manual test of defrost D Manual test inactive J during normal operation Side 22 af 30 Modbus Ret til ndringer forbeholdes SERVICE CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL INLET CONTROL ROOM CONTROL RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 v DATALOG INTV 10 h p OUTSTANDING INDOOR CLIMATE Modbus Communication 1 247 Figure 17 The Modbus menu Side 23 af 30 R h p OUTSTANDING INDOOR CLIMATE Datalog The datalog interval is set via the menu SERVICE DATALOG INTV at between 1 and 120 minutes If 0 OFF is selected logging is not periodical but only on events and alarms e Temperatures are logged in Celsius i
11. OOR CLIMATE Introduction Please control that the following documents have been delivered together with the unit a Directions for assembly amp use this document CTS 602 directions Electrical chart Should you have any questions on how to operate the system contact your nearest Nilan dealer who you can find at www nilan dk dealers VP 18 EK is a ventilation unit with heat recovery The unit can yield up to 325m h at 100Pa exter nal back pressure The energy in the exhaust air is being transferred to a 180L hot water tank via a heat pump When the water is heated the remaining energy is being transferred to the supply air The unit is delivered with a G4 filter In addition to this the unit can be equipped with different ac cessories e g hygrostat and filter box with pollen filter Operating the unit is done with the 600 control The control has many functions such as menu based attendance week programme time controlled filter guard and adjustment of the velocity of the ventilator Directions for the CTS 602 control is described in another document delivered with the unit VP 18 EK is delivered in a white lacquered aluminum zinc cabinet tested and ready for use Instal lation and start up must be carried out by an authorized electrician Ret til ndringer forbeholdes Side 3 af 30 R h P OUTSTANDING INDOOR CLIMATE Power supply Power supply including safety switch must be installed by an authorized electrician T
12. be at least 30mm to building components and other inventory The unit itself is quiet and almost vibration less still any potential vibration should be taken into account It is important to establish a condensation drain from the unit to the outlet The unit has an inte grated water seal The drain should be carried frost proof and even downgrade to the outlet The overflow from the safety valve should also be carried to the nearest outlet If there is made a covering above the unit it should be easy to remove for maintenance purpose CTS Control panel Power supply 1N 230V 50Hz max 13A Safety switch CTS2 t of Nilan delivery se User selection Power supply 3N 400V 50Hz max 16A Safety switch Ret til ndringer forbeholdes Side 5 af 30 R h p OUTSTANDING INDOOR CLIMATE Exhaust air Supply air Outdoor air Extract air Front side Figure 2 Sketch of VP 18 EK Ret til ndringer forbeholdes Side 6 af 30 4 R q d OUTSTANDING INDOOR CLIMATE Condensation drain water seal The VP 18 EK unit is delivered with a 20mm condensation drain PVC GF fittings The unit in cludes a water seal metre frost proof to the nearest outlet The overflow from the safety valve should also be d The condensation drain should be carried with an even inclination of at least 1cM per carried to the nearest outlet To avoid frost problems it can be necessary to supply the condensation drain with a heating cab
13. door 3 pull the filter frames out to remove clean the filters Ret til ndringer forbeholdes Side 26 af 30 4 q p OUTSTANDING INDOOR CLIMATE j Once a year The sacrificial anode should be inspected and renewed if it is much corroded The hot water tank can corrode if the anode is left unchanged No 24 2200 600 The intake should be inspected and any uncleanness should be removed The evaporator should be inspected and cleaned It should be checked that the condensate has free passage through the water seal and the condensation drain The safety switch for the hot water tank should be controlled See under Accesspries It is recommended to take out a subscription for service Ret til ndringer forbeholdes Side 27 af 30 h p OUTSTANDING INDOOR CLIMATE Replacing the fan Ret til ndringer forbeholdes Side 28 af 30 4h R q d OUTSTANDING INDOOR CLIMATE Energy saving Use the setting Energy in the Air exchange menu in the CTS 602 control Please see CTS 602 directions for further information delivered together with the VP 18 EK Keep the hot water at a low temperature Try with 45 C The auxiliary heating element should be cut off and only be used at very large hot water demands Please see CTS 602 directions The ventilation speed should not be set higher than necessary Avoid hot water circulation Spread out the bathing times as the VP 18 EK Combi needs 6
14. e service menu is now available Press V multiple times until the panel shows SERVICE Press ENTER to enter the service menu It is now possible to move around in the menu by using AV SERVICE CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL INLET CONTROL ROOM CONTROL RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 ENTER DATALOG INTV 10 Figure 5 Headlines in the service menu Ret til ndringer forbeholdes Side 11 af 30 R h p OUTSTANDING INDOOR CLIMATE Central heating indicates that the menu point flashes and can be set to another value ENTERI SERVICE SELECT ON SELECT OFF The time can be adjusted from 0 25 minutes CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST SELECT ON INTEGRAL TIME 10 SELECT RELAY 3 PUMP STOP 15 Choice Relay 3 Relay 7 only if the Lo plant is binary controlled The time can be adjusted from 2 20 minutes RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 v DATALOG INTV 10 Figure 6 The Central Heating menu Ret til ndringer forbeholdes Side 12 af 30 R h p OUTSTANDING INDOOR CLIMATE Hotwater The Hotwater menu enables you to select the electrical heating element in the main menu When the heating element is set on on there will appear a w in the upper right corn
15. emp control menu Ret til ndringer forbeholdes Side 17 af 30 R h p OUTSTANDING INDOOR CLIMATE Inlet control In the Inlet control menu it is possible to adjust the period of time before restart of the compres sor indicates that the menu point flashes and can be set to another value The Inlet control menu should only be adjusted by persons with knowledge of control a engineering To restore factory settings see PRESET Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirm a menu press OFF to turn off the unit press ON to turn the unit on SERVICE CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL INLET CONTROL ROOM CONTROL RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 ENTER ENTER HEATPUMP RST 6M 5 The minimum length of time in minutes the compressor must be stopped before restarting DATALOG INTV 10 Figure 12 The Inlet control menu Ret til ndringer forbeholdes Side 18 af 30 R h p OUTSTANDING INDOOR CLIMATE Room control In the Room control menu it is possible to adjust the regulator for controlling the room tempera ture indicates that the menu point flashes and can be set to another value The Room cont
16. er of the panel in the main menu when the heating element is in use indicates that the menu point flashes and can be set to another value Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirma menu press OFF to turn off the unit press ON to turn the unit on CENTRAL HEATING ENTER HOTWATER ENTER AIR QUALITY EXCHANGE LEGIONEL MON DEFROST LEGIONEL OFF ENTER SERVICE EL SUP ON LEGIONEL OFF A weekday can be chosen where the hotwater will be warmed up to 65 C between 01 00 and06 00 o clock Fuction is not active RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 DATALOG INTV 10 Figure 7 The Hotwater menu Ret til ndringer forbeholdes Side 13 af 30 R h p OUTSTANDING INDOOR CLIMATE Air quality In the Air quality menu it is possible to choose between 3 types of regulation Humidity Humidity CO or OFF On the CTS602 control panel press ESC to return to the previous menu VA to scroll upwards or downwards through the menus or to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls SERVICE
17. eseeeeeetedeeesesseeeenaceee 11 Figure 7 The Hotwater Menu eictces cain teenie at cece aces eee ic ee e 13 Figure 8 The Air qulaity Menu u u u sssseeeeenennn nett kt kt KNEE NEN E RENE NERE ERE N ENE NERE EN RENE NERE NEN ERNE NERE ERE NERE EEEE RES 14 Figure 9 The Air exchange MENU sass cictareetacandeaadeareetectnteeaeeavertasienieenteigestecntnteeatevertacianieenteieds 15 Figure 10 The Defrost MENU sissioni casa E Ea ENE ETE EREE EE EEA ENERE NEKA 16 Figure 11 The Temp control Menu W W u u u d ddsseneeeeeennn kt tt tt kk NE NREN RER R RENNER RENE NREN ERNE ER REE RENE NERE ERE R REE E RENE REN 17 Figure 12 The Inlet control Menu sicceccave cctesecotsizarteactelenenicaneedteaecottidatnastelmaniaimedtiecetliaadinenty 18 Figure 13 The Room control Menu W u u u d dseneeererennn ett kt kk NREN ERNE ERR E ENE R ER ERR R REE R ERE E ERE E RENNER ERE R ERE E REE E RE EEN 19 Figure 14 The Restat mMenu mee ber re er ere er eler 20 Figure 15 he Preset MENU ae eee eee ana 21 Figure 16 The Manual menu sicccniccccseiivestedenccesseeaccatecenceacteeaveatedenecasseeaeeadedenexasdeereeatedenresssenneeanes 22 Figure 17 The Modbus MENU ee a re EDER ERE Eee RETTER 23 Figure 18 The Datalog Menu 1 W u sssseseneeenenek kk kk kk kk NREN RENEE ERR ERE NERE RENNER ENE N RENNER RENNER NREN ENN NERE ERE E NERE EEEE 24 Figure 19 Filters HF eee merece ee ere eee ee ee ee ree re ee ee ere 26 R q OUTSTANDING IND
18. fittings with rubber packing that meet sealing class B and that the connections between the unit and the ducting are made with 1 metre sound absorb ing flexible transitions as regards sound reduction The ducts should be shortened with a hacksaw or an angle grinder and laid out according to the working drawing The ducts are typically laid out on the main beam of the truss frame and are se cured with hole belts or they are being hanged in assembly belts Please avoid any unnecessary area reductions and breaks of the ducting The ducts should be insulated in some cases with the ordinary attic insulation All ducts should be insulated with 100mm mineral wool to avoid heat loss and condensation This also applies for flexible transitions It is recommended that the insulation is carried out with 2 layers of 50mm If the ducts are laid out in an unheated room it will cause condensation problems if the unit are turned off for a longer period of time as the hot air from the heated room will rise to the ducts and cause con densation which can cause damp problems I Loft insulationmaterial ZL Granulate Figure 6 Insulation of ducting The discharge duct is leading the exhaust air away either above the roof or through the outer wall It is important that the roof cowl has at least the same open space as the duct leading to the roof cowl A reduction at this place will cause an unnecessary pressure drop which can lead to a re duced ven
19. he VP 18 EK unit must be connected according to the attached electrical chart The unit is delivered with 1m test cable for the CTS 602 panel The panel should be connected to the CTS 602 control in the unit with cable type 2x2x0 25mm twisted in pairs Maximum length 50m The CTS 602 panel must be placed dry and frost proof The panels integrated feeler prevents fur ther cooling of the building if the primary heat supply stops by stopping the ventilation if the panel feeler gets below a specific value Factory setting is 10 C the value can be set from 1 20 C The built in sensor of the panel prevents further cooling of the building in case of outage of the primary heating source Should the panel sensor detect a temperature below the set value the ventilation system will stop Factory set position is 10 C can be set to anything between 1 and 20 C Figure 1 CTS 602 control Ret til ndringer forbeholdes Side 4 af 30 R h d OUTSTANDING INDOOR CLIMATE Assembly of VP 18 EK When mounting the VP 18 EK unit future service and maintenance should be consid a ered There is required a minimum of open space in front of the unit of 600mm measured from the front of the unit In order to ease the mounting each of the connection pieces is labeled Please notice the labels The connection between the unit and the ducting should be a flexible transition The unit should be leveled on a firm and vibration free bed There should
20. le It is the plumbers responsibility to secure the drain Ret til ndringer forbeholdes Side 7 af 30 R h p OUTSTANDING INDOOR CLIMATE HWS building envelope with a heating cable It is the installation contractor s responsibility to d In order to prevent icing up it may be necessary to supply the condense outlet inside the frost protect the condense outlet The hot water tank is enamelled inside and equipped with a magnesium sacrificial anode All branches have a 4 thread socket All water connections are connected in the bottom and must be done with flexible pipes Hot water circulation can be established if required by mounting a check valve on the circulation branch of the tank The branch should remain shut if there is not established hot water circulation There can be a significant heat loss in the pipes due to the hot water circulation which reduces the output of the heat pump considerably To avoid this it is necessary to insulate the circulation pipe and the hot water circuit with at least 30mm mineral wool or pipe insulation Figure 5 Connection 12 Cold water 3 4 13 Hot water 14 Return supplementary coil 3 4 15 Inlet supplementary coil 16 Circulation pipe connection 19 Central heating inflow 20 Central heating return Ret til ndringer forbeholdes Side 8 af 30 R q OUTSTANDING INDOOR CLIMATE Ducting We recommend that there are used ducts and
21. n whole degrees in order to minimise the log file size e The status of digital inputs and outputs is combined in two shared log variables Din and Dout SERVICE ENTER ZENTRAL HEIZEN LUFT UALITAT LUFT WECHSEL ABTAUEN TEMP STEUERNG ZULUFT STEUERNG RAUM STEUERNG RESTART AUS PRESET AUS MANUELL AUS MODBUS ADR 30 Datenschritt 1 120 Minuten DATALOG INTV 10 Figure 18 The Datalog menu Ret til ndringer forbeholdes Side 24 af 30 R q d OUTSTANDING INDOOR CLIMATE Faultfinding If there should be any operating errors please inspect the following before contacting your service mechanic Check if the alarm diode on the CTS 602 panel is flashing If this is the case please read the alarm in the Show alarms menu and correct the fault If necessary please contact your local service mechanic Alarm codes and directions for correcting alarms can be found in the CTS 602 direc tions VP 18 EK is functioning but with reduced output Please inspect if the unit is supplied with enough air Check the filters and control that the air valves are sufficiently opened In 98 of the cases the fault derives from obstructed fil ters The ventilators can be set on a higher speed if necessary Any draught controls to the outside should be closed at outside temperatures below 6 C VP 18 EK is functioning but there is no hot water Please check if the hot water tank is emptied If the unit
22. rol menu should only be adjusted by persons with knowledge of control a engineering To restore factory settings see INLET Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirm a menu press OFF to turn off the unit press ON to turn the unit on CENTRAL HEATING HOTWATER AIR QUALITY AIR EXCHANGE DEFROST TEMP CONTROL INLET CONTROL ROOM CONTROL RESTART OFF PRESET OFF MANUAL OFF MODBUS ADR 30 ENTER SERVICE Heat demand D Neutral Zone for start and stop of the evaporator Desired room temperature 21 C N ZONE 2 C 20 C for start of the evaporator 22 C for stop of the evaporator Can be set from 0 5 10 C J ENTER Cool demand Start of evaporator desired room temperature 21 C Cooling menu SET 5 C 26 Stop of evaporator 26 C Ye N ZONE 2 C 25 C P v DATALOG INTV 10 Figure 13 The Room control menu Ret til ndringer forbeholdes Side 19 af 30 R h p OUTSTANDING INDOOR CLIMATE Restart The Restart menu enables you to set the unit to automatically restart in connection with high pressure low pressure alarms Fire alarms can be acknowledged automatically in connection with
23. tilation output The holes for the inlet and exhaust valves should be cut according to the mounting frame for the prescribed valve The frame for the valve must be secured with screws before placing the valve in the frame The valves are placed in accordance with the size construction and use of the room As an example we would not recommend placing an inlet valve just above people with sedentary work because the inlet air in some cases would be experienced as a draught Ret til ndringer forbeholdes Side 9 af 30 R h p OUTSTANDING INDOOR CLIMATE Starting and set up of the CTS 602 control Starting Before starting the VP 18 EK please check all connections Also check that the hot water tank is filled with water This is done by opening the hot water tap Set up of the CTS 602 control In this passage we will go through the service menu of the CTS 602 control For daily use of the CTS 602 control please see the CTS 602 directions delivered together with the VP 18 EK Use of the CTS602 panel press ESC to go one step back in the menu press VA to move up or down in a menu or to adjust an activated menu press ENTER to activate a menu press ENTER to confirm a menu press OFF to turn off the unit press ON to turn the unit on Figure 4 CTS 602 control Ret til ndringer forbeholdes Side 10 af 30 R h p OUTSTANDING INDOOR CLIMATE Activating the service menu Press W and ENTER at the same time for 10 seconds Th
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