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33

74

Low pressure alarm

The airflow over the surfaces in cooling

mode is to low.

Make sure that air is blown into the house.

Make sure the filters are clean.

Check that the outdoor air intakes is not

blocked.

Reset alarm.

Contact service if the above does not solve

the problem.

91

Missing

expansion PCB

Expansion PCB is missing.

Contact service.

92

Backup error

Error writing or reading installer settings

Contact service.

96

Error in damper test

Damper (open / closed) not fulfilled.

Reset alarm.

If it does not help contact service.

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Summary of Contents for Compact P

Page 1: ...USER MANUAL Compact P Compact P Polar AIR Gateway CTS602 HMI BY NILAN Version 5 00 11 08 2021 B24 Compact P AIR GB ...

Page 2: ...ance General information 14 Regular maintenance 14 Filters 14 Illustration of filter change 15 Annual maintenance 16 General cleaning 16 Water trap 16 Heat exchanger 16 Checking the sacrificial anode 17 Checking the safety valve 17 Check the air intake and discharge 17 Check ventilation ducts 17 The heat pump 17 Particle filter central heating 17 AIR outdoor unit 17 User settings Setting the venti...

Page 3: ...eating 38 Domestic hot water 39 Errors and solutions domestic hot water 39 Problems and solutions central heating 40 Product data EU EC Declaration of Conformity 41 Ecodesign data Hot water production 42 Ecodesign data AIR9 Heat pump for space heating 42 Disposal The environment part of the solution 44 Ventilation unit 44 ...

Page 4: ...he power supply to the unit if an error occurs that cannot be rectified via the control panel CAUTION If anerroroccurs onelectricallyconductive parts of the unit alway contactan authorised electricianto rectify the error CAUTION Alwaysdisconnectthe powertosupply tothe unitbefore openingtheunitdoors forinstance for installation inspection cleaning and filter change CAUTION Avoid direct contact with...

Page 5: ...The data plate is situated on the inside of the ventilation unit bottom right 2 AIR indoor unit The data plate is situated on the metal plate to the right of the buffer tank 3 AIR outdoor unit The data plate is situated behind the grid ATTENTION The unit must be started up immediately after installation and connection to the duct system When the ventilation unit is not in operation humidity from t...

Page 6: ... shown data apply Next to the number is a WiFi icon that is green when there is connection to the unit and red if the connection is interrupted 2 Here you can see the items that are relevant to your ventilation unit If there are too many items to fit the screen simultaneously the rest will be below the displayed items You can access these by using your finger to scroll up If you press one of the i...

Page 7: ...ettings 4 Here you can see the current room temperature 5 Here you can see the desired room temperature 6 The cooling icon will be displayed if the unit has active cooling via a heat pump Press this icon to access the cooling settings 7 If you scroll up the itemswith yourfinger a menu appears where you can select from the options AUTO HEAT and COOL 1 Press back to return to the previous page 2 Her...

Page 8: ...etting of the hot water temperature 5 Press this icon to access more settings 6 Press here to deactivate the production of hot water You can reactivate the hot water production by using your finger to scroll up the thermometer and select the desired water temperature The settings icon 5 gives you access to settings related tosupplementary electric heating and anti legionella measures 1 Press back ...

Page 9: ...e maximum time at high humidity 6 Press this icon to access more settings 1 Press back to return to the previous page 2 Here you can set the temperature to prevent low outdoor temperature between 20 10 3 Here you can set the fan speed level to prevent low humidity between level 1 3 You can also deactivate the function 1 Press back to return to the previous page 2 Here you can set the value for nor...

Page 10: ...acement and turn the unit on again afterwards ATTENTION Remember never to leave the unit off for a long period of time as con densate water may form in the unit and duct system and subsequently cause damage You canreadoff currentoperational datafortheventilationunit Thiswill allowyou to check that the unit operates satisfactorily and to identify the cause of potential alarms Itispossible tosee a T...

Page 11: ...eration icons listed below 11 Shows the menu icons listed below 12 Access to the settings menu 13 Shows whether supplementary electric heating has been activated Menu icons Operation icons Stop icon Indicates that the unit has stopped Compressor icon Indicates that the compressor is active User selection icon Indicates that the user selection function is active Heating icon Indicates that the unit...

Page 12: ... room temperature will be displayed Youcan changethe room temperature by using the up and down arrows followed by the confirm icon bottom right or the cancel icon bottom left If you press the current hot water temperature the set hot water temperature will be displayed You can change the hot water temperature by using the up and down arrows followed by the confirm icon bottom right or the cancel i...

Page 13: ...view The settings menu is constructed to make it easy to navigate through You navigate through the settings menu by pressing the arrow below or above If you want to access a menu tap the text for that menu and it will open ...

Page 14: ... with your local Nilan dealer or service company Regular maintenance Filters Theprimary purpose of thefiltersis toprotectthe ventilation unitandespeciallythe heat exchanger andthefans thatcouldotherwise become damaged by dust and dirt Dirty filters result in a poorer indoor climate and a higher energy consumption Dirty filters must therefore be replaced Dirty filters can also affect the humidity c...

Page 15: ...it 4 It is advisable that you vacuum the filter chambers for potential dirt and dust 5 Remove the filter sheet from the filter frame 6 Keeping the smooth side facing downwards place the new filter sheet in the filter frame 7 Press the filter sheet firmly in place and carefully push it to the sides of the filter frame The filter is placed back in the unit with filter mat upward 8 Turn on the unit a...

Page 16: ...rm the condensate tray so that the water can drain out If not it will at some point run out of the unit door and cause major water damage Procedure 1 Pour water into the condensate tray 2 Close the ventilation unit door 3 Switch on the ventilation unit and let it run for 10 min 4 Open the door of the ventilation unit and check that the water has run out and not back into the condensate tray 5 If t...

Page 17: ...passage through the ventilation ducts After some years of operation dirt will attach itself to ventilation ducts or tubes and accumulations may lead to higher pressure drop in the ducts leading to higher power consumption It is therefore important to clean out the ducts when too much dirt has collected After attending to the inlet and outlet valves it will be advisable to have them adjusted again ...

Page 18: ... important that the ventilation unit is not turned off for lengthy periods of time as this may cause problems with condensate water in the duct system Unit turn on turn off Compact P Settings Standard setting Description Off On Off The ventilation unit is Off on delivery in order to prevent errors from occurring during when connected up This is also where you turn off the ventilation unit when fil...

Page 19: ...activated even if the requirements for cooling are present AIR Settings Standard setting Description Auto Winter Summer Auto Auto The unit operates in accordance with the selected values Winter The unit operates in accordance with the selected val ues but it cannot cool Summer The unit operates in accordance with the selected val ues but it cannot heat If an alarm or a warning is active the alarm ...

Page 20: ...an Description Shows the current fan speed level of the supply air fan Extract air fan Description Shows the current fan speed level of the extract air fan Unit information Description Press for further information about the ventilation unit Unit type Description Shows what type of ventilation unit it is Software version Description Shows the software version of the ventilation unit Panel software...

Page 21: ...re if pressure transmitter has been installed LP pressure Description Shows low pressure if pressure transmitter has been installed Inverter Description Shows inverter alarm Year Description Select Year in the panel and then select the correct year Month Description Select Month in the panel and then select the correct month Day Description Select Day in the panel and then select the correct day H...

Page 22: ...e weekday is selected Function 1 Settings Here you select the function you want to edit Start time Settings Standard setting Description Hours and minutes 6 00 Set the time for the program to start The program will run until the next change in the week program Ventilation Settings Standard setting Description Level 1 Level 2 Level 3 Level 4 Off Level 3 Select the desired fan speed level here Tempe...

Page 23: ...tting Description None Mon Tue Wed Thu Fri Sat Sun None Here you indicate whether or not the unit is to run a weekly legionella treatment Legionella temperature Settings Standard setting Description 50 70 ºC 65 ºC The temperature of the legionella treatment AIR Is only shown if activated in Service settings Domestic water setpoint Settings Standard setting Description 5 70 ºC 40 ºC Here you indica...

Page 24: ...ll open the bypass damper if cooling is required If cooling Supply air is given higher priority than production of domestic hot water the unit will cool the supply air and store the heat in the hot water tank during that period The domestic hot water will be heated up but not as quickly as with normal hot water produc tion Compact P Cooling setpoint Settings Standard setting Description Off 1 2 3 ...

Page 25: ...up The humidity control system follows the average air humidity level measured over the previous 24 hours In this way the system au tomatically adapts to summer and winter conditions Humidity control Vent low humidity Settings Standard setting Description Level 1 Level 2 Level 3 Off Level 1 When the current humidity drops below the low humidity level the ventilation unit switches to the set ventil...

Page 26: ... sensor is not a standard part of all ventilation units but may be purchased as an accessory Vent high CO2 Settings Standard setting Description Level 2 Level 3 Level 4 Off Level 3 Here you set the fan speed level at which the unit is to operate at high CO2 level Off means the this function is de activated High CO2 level Settings Standard setting Description 650 2500 ppm 800 ppm Here you set the C...

Page 27: ...ion is to be activated Water Description Water has been selected which means that the supply air fan stops running as long as the domestic water needs heating If the unit is in cooling mode the supply air will not stop Low temp compr start Settings Standard setting Description 0 15 C Off 0 15 C Off Here you indicate whether the heat pump is to start up at low outdoor temperatures even if heating i...

Page 28: ...as been deactivated Level winter low Settings Standard setting Description Level 1 Level 2 Level 3 Off Off Here you specify at what fan speed level you want the ventila tion unit to operate at low outdoor temperatures Off means that the function has been deactivated Temperature winter low Settings Standard setting Description 20 10 C 0 C Here you specify atwhich outdoor temperature the Winter low ...

Page 29: ...ng in summer mode or if you have activated Cooling in Operating function Temp control ATTENTION It is important to change the filters regularly and when needed Dirty filters reduce the efficiency of the ventilation unit and result in a poorer indoor climate and higher power consumption Days to change Settings Standard setting Description None 30 60 90 180 360 90 days The number of days between fil...

Page 30: ...oor temperature Room Outdoor Room Compressor min You can select from min compressor temperature outdoor temperature room temperature or outdoor and room temper ature Outdoor temp curve Settings Standard setting Description Manual Curve 1 10 Manual Manual Here you can set curve control manually Curve 1 10 Here you select which curve the control system is to regulate in accordance with Max room comp...

Page 31: ... fan Check for faults and reset the alarm Contact service if you cannot reset the alarm or if alarms often occur 6 Error in de icing the heat pump The de icing time has been exceeded The exchanger or the heat pump has failed to de ice within the maximum time This may be due to the unit being exposed to very low outdoor temperatures Contact service if resetting the alarm does not help Register the ...

Page 32: ...date and time Reset alarm 22 Error supply air temperature The desired heating of the supply air is not possible applies only with after heating element Set a lower supply air temperature Reset alarm 23 Domestic hot water temperature error Domestic hot water heating not possible Contact service 27 58 Error on the tem perature sensor One of the temperature sensors has either short circuited been dis...

Page 33: ...ck that the outdoor air intakes is not blocked Reset alarm Contact service if the above does not solve the problem 91 Missing expansion PCB Expansion PCB is missing Contact service 92 Backup error Error writing or reading installer settings Contact service 96 Error in damper test Damper open closed not fulfilled Reset alarm If it does not help contact service ...

Page 34: ... the resistance in the temperature sensor 105 TWaterTa Short T22 Water tank temperature short cir cuited Check cable and connectors Measure the resistance in the temperature sensor 106 Tamb Open T20 Ambient temperature open connec tion Check cable and connectors Measure the resistance in the temperature sensor 107 Tamb Short T20 Ambient temperature short circuited Check cable and connectors Measur...

Page 35: ...n connection Check cable and connectors Measure the resistance in the temperature sensor 128 TPres short T35 Temperature sensor Pressure short circuited Check cable and connectors Measure the resistance in the temperature sensor 200 LOM309 missing Controller is not Extended version Functionality of Extended version is selected Exchange controller to the Extended ver sion or disable use of this fun...

Page 36: ...rost dam age 612 TMIX to High Tmix temperature above max temperature Check mixing valve and Tmix temperature sensor 613 Tmix High Rep Tmix temperature repeatedly too high Check mixing valve and Tmix temperature sensor 614 Cooling low Temperature cooling is too low 615 El heater Electric heater failure 904 Datalog Error with internal log Reserved Not implemented yet 905 Database Error with internal...

Page 37: ...etting the unit into emergency mode The button for emergency operation is located behind the large door The emergency operation has three settings I Auto El supplementation is controlled by the control in the unit standard set ting 0 Off El supplementation is off and cannot be turned on again by the control in the unit II Manuel El supplementation is turned on and cannot be turned off by the contr...

Page 38: ...ntation is controlled by the control in the unit standard setting 0 Off El supplementation is off and cannot by turned on by the control in the unit II Manuel El supplementation is turned on and cannot be turned off by the control in the unit The emergency operation for the circulation pump has tree settings I Auto The circulation pump is controlled by the control in the unit standard setting 0 Of...

Page 39: ...ter The filters may be blocked so that insufficient air is reaching the unit This can occur if the filters are not changed frequently This can occur if the unit has been operated during the building process and the filters are filled with dust and dirt Change the filters and if necessary change the filter change period to a shorter Interval ...

Page 40: ...will not work effectively which may be due to various reasons Check that there is no ice in the evapo rator surface in the outdoor unit It pre vents the air from getting through Make a manual defrost Check that the evaporator surface in the outdoor unit is not stopped with leaves and other debris that can prevent the air from getting through Clean the evaporator surface Check that the hoses betwee...

Page 41: ...41 Product data EU EC Declaration of Conformity ...

Page 42: ... grid No Guidelines for assembly installation and maintenance See installation instructions Energy efficiency for water heating cold climate 94 Energy efficiency for water heating warm climate 94 Annual electricity production cold climate 1081 kWh annum Annual electricity production cold climate 1081 kWh annum Model AIR9 Air to water heat pump Yes Water to water heat pump No Brine to water heat pu...

Page 43: ...r air to water heat pumps Tj 15 C hvis TOL 20 C COPd Bivalent temperature Tbiv 10 C For air to water heat pumps Operation limit temperature TOL 22 C Cyclling interval capacity for heating Pcych kW Cycling interval efficiency COPcyc Degradation co efficient Cdh 0 94 0 99 Heating water operating limit temperature WTOL 45 C Power consumption in modes other than active mode Supplementary heater Off mo...

Page 44: ...s and dispose of them as electronic waste 4 Dispose of the hot water tank as metal waste 5 Demount the electrical connection panel and the electrics from the sup plemental electric heating system and dispose of them as electronic waste 6 Heat pump ATTENTION When disposing of units with heat pumps it is important to con tact the local authorities for information about the correct dis posal procedur...

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Page 48: ...to make changes to the products and instructions All trademarks belong to Nilan A S All rights reserved Nilan A S Nilanvej 2 8722 Hedensted Danmark Tlf 45 76 75 25 00 nilan nilan dk www nilan dk United Kingdom S L Services Ltd The Barn 25 St Leonards Road Horsham West Sussex RH13 6EH Tel 44 0 14 03 56 30 45 service slservicesgroup com or info slservicesgroup com www slservicesgroup com Ireland Nil...

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