installer manual
Contents
1. will be displayed on the screen 8 Press a 2 times The main screen will be displayed on the screen 10 11 12 13 Registering via CC Luxe Press Settings A new menu will be displayed on the screen Press System d A new menu will be displayed on the screen Press LW The second section of the menu will be displayed on the screen Press Service login A code entry screen will be displayed on the screen Enter the code 3520 A new menu will be displayed on the screen ComfoCool is selected white Press u Ventilation will be selected white Press LK A new menu will be displayed on the screen P3 Ventilation is selected white Press _V 3 times P6 options will be selected white Press LK A new menu will be displayed on the screen P60 Base exchanger is selected white Press LOK Current setting of P menu P60 will be displayed on the screen Press LA until 1 is displayed on the screen Press LOK A new menu will be displayed on the screen P60 Base exchanger is selected white Press Pro times The main screen will be displayed on the screen 9 4 Adjusting the control temperatures The ComfoAir Luxe switches the circulation pump of the ComfoFond L on and off at pre set temperatures These desired temperatures can be set in the P menus P62 and P63 of the2. ComfoAir Luxe M In the Winter mode the ComfoAir Luxe will switch around the temperature that is set in P menu P62 The best setting for P menu P62 is a few degrees below the lowest brine temperature The lowest brine temperature is a few degrees above the average local annual temperature M In the Summer mode the ComfoAir Luxe will switch around the temperature that is set in P menu P63 The best setting for P menu P63 is a few degrees below the set comfort temperature of the ComfoAir Luxe The minimum and maximum values for the available settings parameters are preset in the software of the ComfoAir Luxe The circulation pump of the ComfoFond L will be activated if W The temperature sensor of the ComfoFond L measures a temperature lower than the temperature that is set in menu P62 when in Winter mode M The temperature sensor of the ComfoFond L measures a temperature higher than the temperature that is set in menu P63 when in Summer mode The circulation pump of the ComfoFond L will be deactivated if M The temperature sensor of the ComfoFond L measures a temperature higher than the temperature that is set in menu P62 when in Winter mode M he temperature sensor of the ComfoFond L measures a temperature lower than the temperature that is set in menu P63 when in Summer mode An installation report has been included at the rear of this manual which can be used to note the set
3. For maintenance of the ComfoAir Luxe please read the instructions in the ComfoAir Luxe manual For replacing filters The replacement period of the filter depends on local circumstances We recommend replacing the filter when replacing the ComfoAir Luxe filter Replace the filter at least once every six months 1 Disconnect the ComfoAir Luxe from its power supply 2 Remove the filter handle A from the ComfoFond L ComfoFond L 350 ComfoFond L 550 3 Remove the old filter B from the ComfoFond L 4 Slide the new filter back into the ComfoFond L 5 Click the filter handle A in the ComfoFond L 6 Return power to the ComfoAir Luxe Filters must be replaced with the original manufacturer s filters only 15 EN EN 16 Cleaning condensation drain Inspect the ComfoFond L condensation drain at least once a year 1 Disconnect the ComfoAir Luxe from its power supply 2 Disconnect the condensation drain 3 Perform the following checks of the condensation drain siphon M Check whether the drain is still open by 6 4 adding extra water to the siphon M Visually inspect the condensation drain L for contamination M Check that there is enough water in the siphon Air may not pass through the siphon 4 Resolve any established problems 5 Reconnect the condensation drain 6 Return power to the ComfoAir Luxe Inspecting brine loop Inspect the brine loop at least once a year Check the system
4. P Menu P63 o O O Circulation 25 EN Maintenance log Initials Activity Date EN 26 27 EN Asia China Zehnder China Indoor Climate Co Ltd Tuqiao Liyuan Zhen Tongzhou District 101149 Beijing T 86 10 6156 6704 139 0133 3341 F 86 10 6957 5690 info zehnder com cn www zehnder com cn Europe Belgi Belgium Zehnder Group Belgium nv sa Stephenson Plaza Blarenberglaan 3C 001 2800 Mechelen T 32 15 28 05 10 F 32 15 28 05 11 info zehnder be www zehnder be Deutschland Germany Zehnder GmbH Almweg 34 77933 Lahr T 49 7821 586 0 F 49 7821 586 223 info zehnder systems de www zehnder systems de France France Zehnder Group Services SAS 7 rue Jean Mermoz Courcouronnes Saint Gu nault 91031 Evry Cedex T 33 169 361 646 F 33 169 474 581 Great Britain Zehnder Comfosystems A division of Zehnder Group UK Ltd Unit 1 Brookside Avenue Rustington West Sussex BN16 3LF T 44 1903 777 333 F 44 1903 782 398 comfosystemsQzehnder co uk www zehnder co uk Italia Italy Zehnder Tecnosystems S r l Via XXV Luglio 6 Campogalliano MO 41011 T 39 059 978 62 00 F 39 059 978 62 01 infoQcomfosystems it www comfosystems it Nederland The Netherlands Zehnder Group Nederland B V Lingenstraat 2 8028 PM Zwolle T 31 38 42 96 911 F 31 38 42 25 694 info jestorkair nl www jestorkair nl Polska Poland Zehnder Polska Sp Z 0 0 ul Kurpi w 14a 52 214
5. TOOD EE 10 5 2 Adjusting the circulation PUMP iaa 11 5 3 Registering the Comfofond L on the ComfoAir Luxe c ocococcccocococnccacacocnnnncacnnnananararnanananararnananananns 11 5 4 Adjusting the control teMpPeratUreS sssssssssssasssanssnn Eege 13 Va Ha E Ce Le 15 6 1 Replacing the UE 15 6 2 Cleaning condensation drain s e ssssssseanozozanaawawazazanaa wawa ENEE nazwa aa wawa wa zaa wa waza REENEN REENEN ENEE 16 6 3 iere Euren inni EE 16 6 4 Cleaning internal U Begleeder beet eege 16 6 5 Maintenance of Comfofond L CasiNQ ccococccccnccococncnncncncnnnacacnrnrnannnncnrnrnanararnanananararnanananararnanananann 17 6 6 Maintenance of Comfofond L battery occconcconcccncncncncacncncncncncncncnrncncncnrnrnrnrnrnrnrnrnrnenenenanenanenanenan 17 6 7 Replacing circulation DUI Dosis ondaa 17 6 8 Replacind exXpbansion vessel ia 17 6 9 Replacing MINO Valve ssissosssvssssovssssbnsbtssssnsbansassedsutsstesssbsstasssiessk nssk ssse s sksnssdesa sksskastsenss stestssdsks nes 18 6 0 Replacing pressure Meteo R KEG O ica 18 6 11 ie ia eros EE 18 MalNUNENORSci Gaci ca 19 Technical specifications sami io 20 Sh Brine ee INMENSO d CC 20 Sa BINE A PPP ii 20 85 Circ laton pump SANOS EE 21 SW E lg cis ANG E AA AE O AO SN AAAA 21 8 5 COOMNG Capacity geesde gege SNE 22 8 0 HeatiN9 CADACI EEN 23 G l SOVICE DATES aaa isc OG aa iii in a oh 24 CE certification and warranty ssssssaszonzanenzanzanzanaazanzanE0 ENER ER ENKE E E
6. Tge or GND clamp The circulation pump must be connected to the supply block on the Luxe connection printed circuit board As the ComfoFond L pump is not constantly operational this is connected to a power supply that is switched by the ComfoAir Luxe This power supply is on the clamp marked with the text C RS232 PC ei val RS232 KFB E C Green Yellow Green Yellow Blue Brown Blue ComfoFond L pump JUVUVUI 5 Commissioning A 9 1 EN 10 All loose parts including cardboard and packaging materials must be removed from the system before commissioning Filling the brine loop During standard operation of the ComfoFond L taps V2 and V4 are open and the filling valves V1 and V3 are closed The ComfoFond L is filled via the filling valves V1 and V3 The tap is open when the handle is parallel to the pipe The tap is closed when the handle is at a right angle to the pipe V1 filling valve V2 tap V3 filling valve V4 tap 1 180mm air inlet 2 inlet brine connection 3 pressure meter with pressure relief valve 4 outlet brine connection 5 de aerator 6 air filter 7 air outlet ComfoFond L 350 160 mm O side ComfoFond L 550 180 mm O upper side 8 circulation pump 9 expansion vessel 10 detachable air partition 11 temperature sensor 12 lower drip tray 13 upper drip tray 14 battery 15 condensati
7. Wroctaw T 48 71 367 64 24 F 48 71 367 64 25 wentylacja zehnder pl www zehnder pl comfosystems france zehndergroup com www comfosystems fr Russia Sevastopolsky Prospect 11G 2nd Floor 117152 Moscow T 7 495 988 50 15 F 7 495 988 50 16 info zehndergroup ru www zehndergroup ru Sverige Sweden Zehnder Group Nordic AB Mallslingan 22 Box 7209 187 13 Taby T 46 8 630 93 00 F 46 8 630 93 50 info zehnder se www zehnder se Schweiz Switzerland Zehnder Comfosystems Cesovent AG Zugerstrasse 162 8820 Wadenswil T 41 43 833 20 20 F 41 43 833 20 21 info zehnder comfosystems ch www zehnder comfosystems ch Espana Spain Zehnder Group Iberica IC S A Argenters 7 Parque Tecnol gico del Valles 08290 Cerdanyola Barcelona T 34 90 210 61 40 F 34 93 582 45 99 infoQzehnder es www zehnder es North America United States Zehnder America Inc 540 Portsmouth Avenue Greenland NH 03840 T 1 603 422 6700 F 1 603 422 9611 infoQzehnderamerica com www zehnderamerica com ject to change ZGNL Manual_ D20110403 0412 IT_NL_EN Sub
8. meter 6 Top up the system to the nominal pressure of 1 5 bar in accordance with the filling instructions in the brine loop maintenance section 7 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop 17 EN 6 11 EN 18 Replacing de aerator 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Close taps V2 and V4 3 Connect a drainage hose to filling valve V1 to drain the brine 4 Open filling valve V1 slowly until the system is depressurised 5 Replace the de aerator 6 Top up the system to the nominal pressure of 1 5 bar in accordance with the filling instructions in the brine loop maintenance section 7 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop Problem Malfunction The EWT text is not visible on the CC Ease or CC Luxe The EWT text is visible on the CC Ease or CC Luxe The pump does not run The EWT text is not visible on the CC Ease or CC Luxe The EWT text is visible on the CC Ease or CC Luxe High intake temperature in summer Little or no cooling or heating capacity Little or no supply air Filters clogged Battery clogged Too much n
9. of the ComfoFond L ComfoFond L 550 4 3 1004mm minimal 586 182mm minimal A SS OO O OOO O OOOO MMi OOOO OO OOOO NAMM MMA Align the wall mounting bracket supplied with the unit to the wall ensuring it is level Both wall mounting brackets must be fitted at the same height Place the ComfoFond L in the wall mounting bracket Place the metal sleeve joint A on the niche pipe outside air of the ComfoAir 550 Luxe Use the plastic sleeve joint to connect both 90 connection bends B Place the connected 90 connection bends on the metal sleeve joint A of the ComfoAir and the air exhaust of the ComfoFond L Tape off not included the plastic sleeve joint B and all air connections on the ComfoFond L and the ComfoAir Luxe vapour proof A Metal sleeve joint B Plastic sleeve joint 7 Fit the condensation drain to the underneath of the ComfoFond L Connecting the condensation drain Take account of the following factors when fitting the condensation drain M The condensation must be drained off frost free at a gradient using an appropriate siphon W Connect the condensation drain air tight via a pipe or a hose with a siphon with a water seal of at least 60mm to the sanitary pipework M Position the upper edge of the siphon at least 60 mm underneath the condensation drain of the ComfoFond L min 60mm min 60mm min 60mm min 60mm C
10. pressure on the pressure meter Top up the system if required The brine loop pressure must be between 0 5 and 2 5 bar for the system to operate well The ideal pressure is 1 5 bar Filling instructions Top up the system as follows 1 Disconnect the ComfoAir Luxe from its 6 5 power supply 2 Remove the filter handle from the ComfoFond L 3 Release the front panel by removing the L 6 screws 4 Remove the front panel from the ComfoFond L 5 Connect a filling hose to filling valve V3 6 Open filling valve V3 7 Measure the glycol percentage using a glycol meter Fill the system with a ready made brine mixture first if required The filling instructions for this are given in the Filling the brine loop section The glycol percentage deviation from the A selected percentage during installation may not exceed 3 The desired glycol percentage must be restored first after topping up the system twice with water 8 Increase the pressure in the device to 1 5 bar To that end use the filling hose connected to filling valve V3 Use an additional pressure pump if necessary 9 Closing filling valve V3 and disconnect the filling hose 10 If no further maintenance is required Install all parts in reverse order from point 4 back to point 1 Cleaning internal siphon Inspect the ComfoFond L internal siphon at least once a year 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance
11. section 2 Check the fins in the ComfoFond L battery for dirt and damage Use a fin comb to restore the fins Rinse the battery with lukewarm tap water Do not use aggressive cleaning agents or solvents to clean the ComfoFond L 3 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop Replacing circulation pump 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Close taps V2 and V4 3 Connect a drainage hose to filling valve V3 to drain the brine 4 Open filling valve V3 slowly until the system is depressurised 5 Replace the circulation pump 6 Top up the system to the nominal pressure of 1 5 bar in accordance with the filling instructions in the brine loop maintenance section 7 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop The lowest point of the power cable for the pump must be below the pump level This prevents condensation water from running to the pump via the power cable 6 8 6 9 6 10 Replacing expansion vessel 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Close taps V2 and V4 3 Connect a drainage hose
12. temperatures Adjusting temperature via display 10 Press lt MENU P2 will be displayed on the screen For 3 seconds press simultaneously on A and LA P3 will be displayed on the screen Press LA 3 times P6 will be displayed on the screen Press LK P60 will be displayed on the screen Use L4 to select the desired P menu P62 or P63 Press L Current setting of selected P menu will be displayed on the screen Use LA orl M to select the desired temperature Press LOK P60 will be displayed on the screen Press MENU 2 times Current ventilation setting will be displayed on the screen Note the set values on the rating plate of the ComfoFond L and the installation report in the back of this manual 13 EN EN 14 Setting temperature via CC Ease 10 5 8 8 9 Press 8 and A together for 3 seconds P2 will be displayed on the screen Press GH and Y together for 3 seconds P3 will be displayed on the screen Press GH 3 times P6 will be displayed on the screen Press e P60 will be displayed on the screen Use to select the desired P menu P62 or P63 Press e Current setting of selected P menu will be displayed on the screen Use A or E to select the desired temperature Press e P60 will be disp
13. the warm outside air is precooled The ComfoFond L is specially developed to operate in combination with a Zehnder ventilation system of type ComfoAir 350 Luxe or ComfoAir 550 Luxe The required pump control for the ComfoFond L is integrated in this ventilation system as standard The ventilation unit installation manual covers in greater detail ventilation issues and how the ventilation system works A copy of this manual can be obtained from the suppelier 1 EN EN 2 Safety instructions Always comply with safety regulations in this manual Personal injury or damage to the ComfoFond L can arise from non compliance with the safety regulations warnings comments and instructions in this manual M The ComfoFond L may only be fitted connected commissioned and set up by a registered installer M Installation of the ComfoFond L must be carried out in accordance with the general and locally applicable construction safety and installation instructions of the local council electricity and water boards M Always follow the safety regulations warnings comments and instructions given in this manual M Store the manual in the vicinity of the ComfoFond L for its entire working life M Modifications to the ComfoFond L or its manual are not permitted M The brine in the brine loop is pressurised The system must be de pressurised in a controlled manner if maintenance is required on the brine loop Use the taps and filling
14. to filling valve V3 to drain the brine 4 Open filling valve V3 slowly until the system is depressurised 5 Replace the expansion vessel 6 Top up the system to the nominal pressure of 1 5 bar in accordance with the filling instructions in the brine loop maintenance section 7 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop Replacing filling valve 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Close tap V4 only 3 Connect a drainage hose to filling valve V1 or V3 to drain the brine 4 Open the selected filling valve slowly until the system is depressurised 5 Replace the filling valve 6 Top up the system to the nominal pressure of 1 5 bar in accordance with the filling instructions in the brine loop maintenance section 7 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop Replacing pressure meter 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Close taps V2 and V4 3 Connect a drainage hose to filling valve V1 to drain the brine 4 Open filling valve V1 slowly until the system is depressurised 5 Replace the pressure
15. ComfoFond L a Manuale installatore d Installatie handleiding zeh Installer Manual always around you Heating Cooling Clean Air Tutti i diritti riservati La presente documentazione stata redatta con la massima attenzione Leditore non pu comunque essere ritenuto responsabile di eventuali danni derivanti dalla mancanza o dall inesattezza delle informazioni qui fornite IT Il Table of contents OPC WONG sar 1 introduction and SAO Mina ads 1 Transport and unpacking BEE 2 Installation conditions and dimensional sketches ssssssssoszaszaczaczac 3 3 1 Dimensional sketch Comfofond L 350 L 1 r rrrrrrrrrisi zanna ninna iii 4 3 2 Dimensional sketch Comfofond L 350 R ssssssssssssssss sassassanssansanrn r nnan RE RAA RAA asini iii RAR KEEN ENEE EEN 4 3 3 Dimensional sketch Comfofond L 550 L 1 1 rrrrrrrrrisie een Gen en nee EEN KEEN ENEE EEN EEN 5 3 4 Dimensional sketch Comfofond L 550 R 1 1 r rrrrrrrerisi eee iii iii ieri 5 installalo iaia 6 4 1 Connection of the air UG US nia dla 6 4 2 Mounting on the wall PP PA Po iO leale petali ittici 6 4 3 Connecting of the condensation drain eene ENEE REENEN REENEN ENEE EEN ENEE ENER 7 4 4 Connecting the brine loop terrestrial heat collector ooococoncncncconcncncncncncncncncncncncnrncnrnrnenenenenenan 8 4 5 Electrical CONNECHONS soriano A a 9 COMMISSIONI O sica aca 10 5 1 Filho the DINE
16. K EN 25 instalation Teno basis oa 26 MAMIENA NCE Te e RE 27 Ill EN EN IV Foreword 1 LI Read this manual carefully before use This manual contains all information required for safe and optimal installation operation and maintenance of the ComfoFond L The unit is subjected to continual development and improvement There is therefore a possibility that the ComfoFond L differs slightly from the descriptions given Applicable pictograms The following pictograms are used in this manual L Point to watch A Risk of damage to the device performance of the unit is compromised if instructions are not observed carefully A Risk of personal injury for the user or fitter Ouestions Please contact the supplier if you have any questions On the rear flap of this manual is a list with the contact details of the main suppliers Introduction and safety What is this unit for The ComfoFond L is a brine geothermal exchanger also known as a terrestrial heat exchanger The ComfoFond L heats or cools the outside air using terrestrial heat The heated or cooled outside air is then supplied into the dwelling Function 1 Brine loop pipes ComfoFond L ComfoAir Luxe N Brine loop pipes are laid in the ground and connected to the dwelling In the winter the cold outside air is preheated ensuring the ventilation system continues to operate effectively even at low temperatures In the summer
17. d bottom of the ComfoFond L Insulate the connections and pipes The ComfoFond L was not installed in accordance with the installation requirements Insulate the area that accommodates the ComfoFond L or relocate the ComfoFond L to a frost free area Lower the humidity by ventilating the area If the humidity remains high then relocate the ComfoFond L to an area with a lower humidity or insulate the areas where condensation forms 8 8 1 8 2 Technical specifications Unit dimensions I x b x h 476 x 551 x 760 mm 476 x 551 x 760 mm Air outlet dimensions 160 mm 180 mm Maximum power consumption 0 58 A 0 58 A Energy consumption maximum 70 W 70 W Energy consumption minimum setting 5 W 5 W Cooling capacity 2000 W 3000 W Ideal brine pressure 1 5 bar 1 5 bar Brine flow rate 6 8 l min 8 10 l min Brine connections 34 conical male threaded 34 conical male threaded Maximum head circulation pump rm rm Colour RAL7035 RAL7035 Linear adjustment of the energy consumption is possible Qv 350 m3 h Toutside air 12 C Tbrine flow 8 C vbrine flow 6 l min Tsupply air 1 C Qv 350 m3 h Toutside air 35 C Tbrine flow 12 C vbrine flow 6 l min Tsupply air 25 5 C Qv 550 m3 h Toutside air 12 C Tbrine flow 8 C vbrine flow 8 l min Tsupply air 1 C Qv 550 m3 h Toutside air 35 C Tbrine flow 12 C vbrine flow 8 l min Tsuppl
18. e setting used Registering the ComfoFond L on the ComfoAir Luxe The control for the ComfoFond L is not activated as standard on the ComfoAir Luxe This must be registered first This is done by selecting option 1 in P menu P6O0 Registering via display ES 1 ES 1 Press menu P2 will be displayed on the screen 2 For 3 seconds press simultaneously on A and 1 A P3 will be displayed on the screen 3 Press 4 3 times P6 will be displayed on the screen 4 Press LOK P P60 will be displayed on the screen 5 Press LK Current setting of P menu P60 will be displayed on the screen 6 Press until 1 is displayed on the screen 7 Press LOK P60 will be displayed on the screen 8 Press MENU 2 times Current ventilation setting will be displayed on the screen 11 EN EN 12 Registering via CC Ease O 1 Press 8 and H together for 3 seconds P2 will be di on the screen 2 Press ZA and V together for 3 seconds P3 will be displayed on the screen 3 Press CH 3 times P6 will be displayed on the screen 4 Press e P60 will be displayed on the screen 5 Press e Current setting of P menu P60 will be displayed on the screen 6 Press until 1 is displayed on the screen 7 Press e P60
19. eferred situation is to lay the pipe in the ground around the house and keep the length inside the house to a minimum In order to increase the efficiency a minimum distance of 60 cm between any loops in the pipe is advised In order to protect the water pipes from freezing the pipe must be at least 1 meter away from the water pipes present in the ground Use an adaptor to connect one end of the PE pipe to the brine connection inlet A of the ComfoFond L Use an adaptor to connect the other end of the PE pipe to the brine connection outlet B of the ComfoFond L Both connections are conical male threaded An installation report has been included at the rear of this manual which can be used to note the details of the brine loop laid 4 5 Electrical connections The ComfoFond L is controlled and fed by the ComfoAir Luxe To do so the temperature sen sor and circulation pump of the ComfoFond L must be connected to the Luxe connection printed circuit board on the ComfoAir Luxe This Luxe connection printed circuit board is on the top of the ComfoAir Luxe Luxe connection printed circuit board of the ComfoAir Luxe ac H a a LL LU 5 Gli Gi S TI SI ei l e S LE 2 S Comm Base Q O The temperature sensor must be connected to the clamps that are marked with the text Tge and GND This sensor is not sensitive to direc tion Therefore it does not matter which wire is connected to the
20. eothermal exchanger 350 Suitable for a ComfoAir 350 Luxe 550 Suitable for a ComfoAir 550 Luxe L Concerns a left side model for a left side ComfoAir R Concerns a right side model for a right side ComfoAir Installation conditions and dimensional sketches In order to determine whether the ComfoFond L can be installed in a certain area the following aspects must be taken into account M The system must be fitted to allow sufficient room around the ComfoFond L and ComfoAir Luxe for the air connections and brine loops as well as for carrying out maintenance activities M The room must offer the following provisions Air duct connections 230V electrical connection Provisions for the condensation drain Brine loops for the pipe system M The ComfoFond L must be installed in a frost free space A The brine in the system must not freeze Irreversible damage will be caused to the machine if the brine freezes The condensation must be drained off frost free at a gradient using a siphon We recommend that the ComfoFond L is not installed in spaces with a higher average humidity such as a bathroom or toilet This is to prevent the formation of condensation on the outside of the ComfoFond L An outer valve is a requirement if the system is used in areas where the temperature is lower than 15 C This valve must shut off the supply air in the event of a power failure The system can be damaged during a p
21. hose 18 Adjust the circulation pump to the correct setting More information about this is available in the Adjusting the circulation pump section 19 Install all parts in reverse order from point 4 back to point 1 An installation report has been included at the rear of this manual which can be used to note the details of the brine used Adjusting the circulation pump 5 3 The circulation pump supports two user modes The constant pressure mode is always used on the ComfoFond L ext in k E Variable pressure Constant pressure The ComfoFond L uses a circulation pump to pump the brine through the brine loop This circulation pump must be adjusted correctly to achieve the best possible performance of the ComfoFond L The circulation pump setting is subject to the ComfoAir Luxe type The circulation pump for the ComfoFond L 350 must achieve a flow rate of 6 8 litres per minute The circulation pump for the ComfoFond L 550 must achieve a flow rate of 8 10 litres per minute The pump setting is subject to M The total length of the terrestrial heat collector M The internal diameter of the terrestrial heat collector M The composition of the brine mixture M The temperature of the brine mixture The correct setting for the circulation pump can be determined using the ComfoFond L specifications An installation report has been included at the rear of this manual which can be used to note th
22. ine 8 l min T air in 12 CT air in 12 C ba pop pop pp pp ot ao lo pp PL RLL lA Imir ONA TS SL Tine LL a SS LUO eg Deh Poem o SN te AL LL na AAA pop pp LT Wa IR NS A RR kW I S 164 im d Za 300 W AM 490 00 GH sch EN pi Dh jm wm 4A ai Pe me EN 22 8 7 Service parts Article number 1 Filter set F7 G4 006040250 2 Circulation pump Left 400600081 3 Expansion vessel 400600082 23 EN EN 24 CE certification and warranty Warranty conditions Liability The ComfoFond L is covered by a The ComfoFond L has been designed and manufacturer s warranty for a period of 24 months after fitting up to a maximum of 30 manufactured for use in balanced ventilation systems incorporating Zehnder heat recovery months after the date of manufacture systems Any other application is seen as Warranty claims may only be submitted for inappropriate use and can result in damage to material faults and or construction faults ari the ComfoFond L or personal injury for which sing during the warranty period In the case of a the manufacturer cannot be held liable The warranty claim the ComfoFond L must not be manufacturer is not liable for any damage dismantled without written permission from the derived from manufacturer Spare parts are only covered by W Non compliance with the safety operat
23. ing guarantee if they were supplied by the and maintenance instructions in this manual manufacturer and have been installed by an M The use of components not supplied or approved installer The warranty becomes invalid if M The guarantee period has elapsed E M he unit is used without filters M The unit is not installed according to the instructions M Parts are used which were not supplied by the manufacturer M Unauthorized alterations and or modifications have been made to the unit EC declaration of conformity Zehnder Group Nederland B V Lingenstraat 2 NL 8028 PM Zwolle Tel 31 0 38 4296911 Fax 31 0 38 4225694 Company register Zwolle 05022293 EC declaration of conformity Machine description Ground source heat exchanger Complies with directives Machinery Directive Low Voltage Directive EMC Directive Pressure Equipment Directive Zwolle 02 12 10 Zehnder Group Nederland B V E van Heuveln Managing Director recommended by the manufacturer The responsibility for the use of such components lies entirely with the fitter Normal wear and tear ComfoFond L 2006 42 EEC 2006 95 EEC 2004 108 EEC 97 23 EEC ga AN AN SS Installation report Work instruction Commissioning party EEE Settings ComfoAir Luxe Terrestrial heat collector details Selected yer Pipe lay out Address Town city Po Residence ComfoFond L type 350 550 Left Right Delete as applicable
24. layed on the screen Press a 2 times The main screen will be displayed on the screen Note the set values on the rating plate of the ComfoFond L and the installation report in the back of this manual Setting temperature via CC Luxe 10 Ti 12 13 14 15 Press Settings Anew menu will be displayed on the screen Press System Anew menu will be displayed on the screen Press LW I The second section of the menu will be displayed on the screen Press Service login A code entry screen will be displayed on the screen Enter the code 3520 Anew menu will be displayed on the screen ComfoCool is selected white Press 4h Ventilation will be selected white Press LOK Anew menu will be displayed on the screen P3 Ventilation is selected white Press d Y 3 times P6 options will be selected white Press LK Anew menu will be displayed on the screen P60 Base exchanger is selected white Use L4 to select the desired P menu P62 or P63 Press LOK Current setting of selected P menu will be displayed on the screen Use LA or IV I to select the desired temperature Press L Anew menu will be displayed on the screen P60 Base exchanger is selected white Press LD 2 times The main screen will be displayed on the screen Note the set values on the rati
25. ng plate of the ComfoFond L and the installation report in the back of this manual O Maintenance 6 1 Failure to carry out periodic maintenance on the ComfoFond L ultimately compromises the performance of the system To ensure a hassle free lifespan for your A ComfoFond L we recommend you take outa service agreement with an expert company The following maintenance may be carried out by the user M Replacing the filter M Checking the system pressure The following maintenance may be carried out by the fitter M Cleaning the condensation drain Inspecting the brine loop Cleaning the internal siphon Inspecting and cleaning the ComfoFond L casing Inspecting and cleaning the ComfoFond L battery M Replacing the circulation pump where required M Replacing the expansion vessel where required M Replacing the filling valve where required M Replacing the pressure meter where required M Replacing the de aerator where required A concise explanation of these maintenance activities is given in the paragraphs below Ensure the ComfoFond L has been disconnected from mains power before carrying out any maintenance work To do this disconnect the ComfoAir Luxe from the Le power supply to which it is connected Bear in mind that the brine loop is pressurised A maintenance log has been included at the rear of this manual which can be used to note all performed maintenance
26. oise Whistling noise Air escaping through crack somewhere Slurping noise Siphon is empty U bend is not sealed properly Condensation leak Condensation drain clogged Condensation on the pipes and or brine and air connections Frost free set up not achieved High humidity 7 Malfunctions The ComfoFond L does not have a digital control system that indicates malfunction codes The ComfoAir Luxe has a digital control system that indicates malfunction codes The ComfoAir Luxe manual states what the malfunction codes mean and how to rectify these malfunctions Not all malfunctions are displayed on the digital control system of the ComfoAir Luxe even though there may be malfunctions or problems Below is a list of the malfunctions or problems that may occur without a malfunction code being displayed on the digital control system Check the ComfoAir Luxe the measured outside temperature and the comfort temperature setting Check the pump setting the wiring and connection points on the connector printed circuit board of the ComfoAir Luxe The pump is defect if there is power on the clamps of the connector printed circuit board Lower the P63 temperature on the ComfoAir Luxe Check the system pressure and the pump setting Replace the filter Clean the battery Seal the crack using insulating tape not included Fill the siphon reconnect the siphon Clean both condensation drains at the top an
27. omfoFond L 350 4 4 EN 8 min 60mm ComfoFond L 550 The condensation drains of the ComfoFond L and the ComfoAir Luxe must always be connected with a siphon Connecting the brine loop terrestrial heat collector Insulate all brine loop pipes C of the brine loop This prevents the formation of condensation on the outside of the brine loop The ComfoFond L uses a terrestrial heat collector which extracts heat from the ground and transfers this to the air that flows through the ComfoFond L The terrestrial heat collector is formed by a PE pipe The length of the pipe is subject to local conditions such as the type of ground and the ground water level Solid ground contains more energy that loose ground If the pipe is below ground water level then substantial quantities of energy can be extracted at the base The pipe must be horizontally positioned in the ground more or less at an ideal depth of 1 2 to 1 6 metres When calculating the length of the pipe the actual length for the calculation is the length that is physically in the ground The length inside the house has no further effect on the energy that the system can extract The required pipe length for sandy soil is twice as long The correct length of pipe can be determined using the ComfoFond L specifications Zehnder has special software available for calculating the required pipe length L The pipe can be laid in any random form The pr
28. on drain 1 74 with 32 mm adapter 16 temperature sensor and circulation pump connection 17 internal siphon All brine loop connections are conical male threaded Filling instructions Proceed as follows 1 Disconnect the ComfoAir Luxe from its power supply 2 Remove the filter handle from the ComfoFond L 3 Release the front panel by removing the 6 screws 4 Remove the front panel from the ComfoFond L 5 Check the pre pressure in the expansion vessel In a no pressure condition the pressure must be 0 5 bar 6 Connect the external rinsing pump to filling valve V3 7 Connect a drainage hose to filling valve V1 8 Put the other end of the discharge hose ina container We recommend a rinsing system with an open circuit 9 Open filling valves V1 and V3 10 Close tap V2 11 Open the de aerator cap 12 Flush the brine loop until no more bubbles are visible in the collector of the rinsing pump but at least 10 minutes Only fill the system with a ready made brine mixture The correct brine mixture can be determined using the ComfoFond L specifications 13 Close filling valve V1 14 Open tap V2 15 Increase the pressure in the device to 1 5 bar To that end use the filling hose connected to filling valve V3 Use an additional pressure pump if necessary 16 Check the system pressure again and add more in order to increase pressure if necessary 17 Close filling valve V3 and disconnect the filling
29. ond L against a wall with a minimum mass of 200 kg m2 The Zehnder support frame available as an optional extra must be used for other walls This reduces contact noise as much as possible em Im ue or E PZK r lt K e SCH E w Mn i A AAA PA e p Fi PR S de A g Y ra m_i H i T IR i Aa Ge je Ll La LIE pe Il I Il e D TA Comfond L 350 ComfoFond L 550 Make sure to leave a minimum space of 110 cm in front of the ComfoFond L in view of the necessary maintenance work Where necessary reposition the ComfoAir Luxe documentation to make sure it is still accessible following the installation of the ComfoFond L ComfoFond L 350 440 134 440 a 822mm minimal 180mm minimal 1 Align the wall mounting bracket supplied with the unit to the wall ensuring it is level Both wall mounting brackets must be fitted at the same height 2 Place the ComfoFond L in the wall mounting bracket 3 Fit the supplied insulation tape A between the niche pipe and the connecting bend outside air of the ComfoAir 350 Luxe This prevents condensation formation A Insulating belt 4 Tape off not included all air connections on the ComfoFond L and the ComfoAir Luxe vapour proof 5 Fit the condensation drain to the underneath
30. ower failure at temperatures lower than 15 C this is why an outer valve is a requirement 3 1 Dimensional sketch ComfoFond L 350 L 370 p 3 2 EN 4 3 3 Dimensional sketch ComfoFond L 550 L 4 1 EN 6 Installation Connection of the air ducts Take account of the following factors when mounting air ducting W Only use the supplied connecting material between the ComfoFond L and ComfoAir Luxe M Insulate the outside air supply duct between the roof wall passage to render the ComfoFond L damp proof This prevents the formation of condensation on the outside of the ducts M The air outlet on the ComfoFond L must be connected to the outside air connection on the ComfoAir Luxe M The air outlet on the ComfoFond L 350 is on the side of the ComfoFond L at the top M The air outlet on the ComfoFond L 550 is on the upper side of the ComfoFond L M he outside air must be connected to the air inlet on the ComfoFond L The air inlet on the ComfoFond L is on the side of the ComfoFond L at the bottom Supply Air Pr a ES an Supply Air gt Outside Ak ComfoFond L 350 ComfoFond L 350 Left Right Supply Air Supply Air Outside Air ComfoFond L 550 ComfoFond L 550 Left Right Mounting on the wall Mount the ComfoF
31. section 2 Perform the following checks of the ComfoFond L internal siphon M Check whether the drain is still open by adding extra water to the siphon M Visually inspect the siphon for contamination M Check that there is enough water in the siphon Air may not pass through the siphon 3 Resolve any established problems 4 If no further maintenance is required Install all parts in reverse order as described in the maintenance section for the brine loop and switch the power supply to the ComfoAir Luxe back on Maintenance of ComfoFond L casing Inspect the ComfoFond L casing at least once a year 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance section 2 Perform the following checks M Check the seals for damage W Check the inside and outside for dirt and damage W Check the duct connections for dirt and damage Any signs of corrosion and other damage must be treated directly and appropriately To clean the whole ventilation system we recommend hiring a specialized cleaning firm 6 6 6 7 3 If no further maintenance is required Install all parts in reverse order and switch the power supply to the ComfoAir Luxe back on as described in the maintenance section for the brine loop Maintenance of ComfoFond L battery Inspect the ComfoFond L battery once every 2 years 1 Remove the front panel of the ComfoFond L as described in the brine loop maintenance
32. valves in the unit to do this M When carrying out any work on the ComfoFond L make sure the power is disconnected and cannot be inadvertently reconnected M To disconnect the ComfoFond L you must disconnect the ComfoAir Luxe from the power supply to which it is connected L A Transport and unpacking Take care when transporting and unpacking the ComfoFond L Make sure the packing material is disposed of in an environmentally friendly manner Checking delivery Contact your supplier immediately in case of damage or an incomplete delivery The delivery should include Most parts are on the inside of the ComfoFond L Therefore the front of the ComfoFond L must be removed to check the delivery ComfoFond L 350 W ComfoFond L Check the identification plate to ensure that it is the required type Filter with separate filter handle Condensation drain connection Wall bracket Insulation tape User manual Installer manual ComfoFond L 550 M ComfoFond L Check the identification plate to ensure that it is the required type M Filter with separate filter handle M Condensation drain connection M Wall bracket M 2 x 90 connection bends M Plastic sleeve joint M Metal sleeve joint M User manual M Installer manual The ComfoFond L is supplied in the following types ComfoFond L 350 L ComfoFond L 350 R ComfoFond L 550 L ComfoFond L 550 R Meaning of the suffices EM ComfoFond L Brine g
33. y air 25 C Brine loop dimensions The ComfoFond L terrestrial heat collector recommendations Type Pipe type Brine volume per 10 Minimum length pipe in Minimum length pipe metre pipe I solid ground m in sandy ground m ComfoFond L 350 25 20 4 PE Brine mixture ZA higher concentrations of ethylene gly Maximum outside temperature C Percentage col can cause flow related problems on E account of the viscosity of the mixture 4 20 0 Irreversible damage will be caused to the machine if concentrations in excess 230 50 of 50 are used 19 EN 8 3 Circulation pump settings Terrestrial heat collector Terrestrial heat collector Circulation pump setting Circulation pump setting type mm length m ComfoFond L 350 ComfoFond L 550 The pump s capacity is insufficient under these circumstances Use a hose with a larger inner diameter 8 4 Air resistance Pa Nim SBSASSSA S E 0 50 100 40 200 20 300 360 400 450 500 550 Qv m hl EN 20 8 9 Cooling capacity ComfoFond L 350 Qv brine 6 l min T air in 35 C RH 50 gt INA ComfoFond L 550 Qv brine 8 l min T air in 35 C RH 50 ee en e eem a i ag i IO IO UNO IS IS IS IS E CZK KAI 21 EN 8 6 Heating capacity ComfoFond L 350 Qv brine 6 l min T air in 12 C 14 13 y 11 A Eh mb Li tt B amp Uh EM A 245 EM ComfoFond L 550 Qv br
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