EFOY COMFORT User Manual V2.2
Contents
1. 5 Current battery voltage 0 Current charging current of the EFOY COMFORT fuel cell Fill level of the fuel cartridge INFO The fuel gauge for the fuel cartridge is just an indicator Only replace the fuel cartridge once it has been com pletely emptied Wait until error message 20 22 is dis played English PS If you want to operate the EFOY COMFORT fuel cell using an ex ternal controller the external control function must be enabled see chapter 3 4 4 External control on page 78 If this is not enabled a padlock symbol appears on the info screen when an external device is connected in If external control is switched on an open padlock appears at the bottom right of the display The EFOY COMFORT is ready to re ceive a signal for external control For more information on ex ternal control see chapter 3 4 4 External control on page 78 If you have switched external control on and the controller re ceives an external signal RC Remote Control appears at the bottom right of the display Page 69 EFOY Operation ENERGY FOR YOU 3 2 7 2 Initial commissioning Switch on EFQ3Y After connecting the EFOY COMFORT fuel cell for SFC Energy AG the first time the intro screen appears on the dis Eugen Sanger Ring 7 D 85649 Brunnthal play Press ok After a short wait the language selection appears Selecting a language English 1 Pre2. Page 60 Safety Information EF Y ENERGY FOR YOU AN CE CAUTION Impurities in methanol Original EFOY fuel cartridges contain methanol that has been approved by SFC Even slight impurities or foreign particles in commercially available methanol may cause irreversible damage to the device and may nullify the warranty or guarantee Use only original EFOY fuel cartridges 2 4 Correct use The EFOY devices produced by SFC Energy AG are automatic charging de vices for 12 V lead accumulators batteries or SFC qualified Lithium Iron Phosphate batteries LiFePO4 Please note the following English e The devices must only be used to charge accumulators batteries that conform to the technical specifications of the device see chapter 6 Specifications on page 104 The devices must only be operated with original EFOY fuel cartridges The devices are not intended to be used as an emergency power sup ply for medical life sustaining or agricultural systems e Devices with a defective or damaged housing must not be operated The devices are not intended for industrial or permanent use 2 5 Certification Declaration of conformity SFC Energy AG Eugen Sanger Ring 7 85649 Brunnthal Nord Germany hereby declares that the EFOY COMFORT 80 EFOY COMFORT 140 and EFOY COMFORT 210 conform to the provisions of the EC Directive on elec tro magnetic compatibility 2004 108 EC The following harmonized norm
3. Switch on delay Battery parameters Switch on delay Bwitch on voltage Bwitch off voltage Switch on voltage gt Battery parameters Switch off voltage The EFOY COMFORT fuel cell does not start imme diately if the switch on voltage only drops below the set threshold level temporarily The device on ly starts automatically if the switch on voltage is still below this threshold level after the switch on delay For example with the factory default of 12 3 V for lead acid batteries the switch on volt age must drop below 12 3 V for at least 60 seconds in order for the EFOY COMFORT fuel cell to start If loads with a high rate of power consumption are operated temporarily this value must be set in ac cordance with the operating times of these loads You can find the permitted value range for the switch on delay in the table on page 87 The EFOY COMFORT fuel cell switches on at the set voltage and charges the battery Setting too high a value for the switch on voltage results in frequent starting of the EFOY COMFORT fuel cell Setting too low a value for the switch on voltage results in damage to the battery Past ex perience indicates that 12 3 V is a good value for lead acid batteries You can find the permitted value range for the switch on voltage in the table on page 87 English Page 89 EFOY ENERGY FOR YOU Operation English Switch off voltage Battery parameter
4. ENERGY FOR YOU 3 4 Operating modes The EFOY COMFORT fuel cell can be operated in one of the following modes There are two ways of accessing the Operating mode menu Automatic Manual On Manual Off External control on Direct access English Access from the main menu Selecting an operating mode via direct access 1 Press on the operating panel Manual On 2 Press A V to select the required oper Manual Off ating mode in the Operating mode menu 3 Press ok to confirm your selection Selecting an operating mode from the main menu Main menu 1 Press menu to access the main menu uel cartridge 2 Press ok to confirm your menu option ystem information selection 3 Press A V to select the Operating mode menu option 4 Press ok to confirm your selection 5 Press A V to select the required operating mode in the Operating mode Manual On Manual OFF menu 6 Press ok to confirm your selection Page 75 EF Y Operation ENERGY FOR YOU 3 4 1 Automatic Automatic mode starts as soon as you connect the device to the battery The device monitors the battery voltage independently The EFOY COMFORT fuel cell switches on automatically if the lead acid battery voltage drops below 12 3 V The battery is then charged until the cut off threshold of 14 2 Vis reached When the device is started it goes through a start ph
5. External control is switched on if an open padlock is displayed at the bot tom right of the display Switching on external control e Erg mode 1 Press lO on the operating panel or select Manual On Manual Off Operating mode in the main menu The op External control on erating mode selection appears 2 Select the External control on operating mode English 3 Press ok to confirm your selection utomatic An open padlock is displayed at the bottom right of ae the display The EFOY COMFORT is ready to receive sc 12 7 i Oo 0 04 a asignal for external control Somane If the controller receives an external signal RC tart phase 125v g Remote Control is displayed n 0 04 a at the bottom right of the display utomatic O INFO tandby If you have not enabled external control a closed padlock is displayed at the bottom right of the display when an external signal is being received INFO Please contact your specialist dealer for information on using the exter nal control function Page 78 Operation EF Y ENERGY FOR YOU Switching off external control 1 Press on the operating panel or select Manual p ii Pd or Operating mode in the main menu The op External control off erating mode selection appears 2 Select the External control off operating mode 3 Press ok to confirm your selection No symbol is displayed at the bot
6. ok The message is deleted and the EFOY COMFORT fuel cell returns to its pre vious operating status e g automatic mode 8 Be sure to order your next refill of EFOY Service Fluid from your spe cialist dealer in plenty of time Page 97 EFOY ENERGY FOR YOU Maintenance and Service 4 3 Firmware update Be sure to check on a regular basis at least once a year which updates are available for your firmware A firmware update of the EFOY COMFORT fuel cell is possible at any time with built in fuel cell and in a few minutes Simply connect the EFOY Updater to your EFOY COMFORT fuel cell to per form the update For information on the current firmware and the updater contact your specialist dealer or visit our website see chapter 1 2 Service contact de tails on page 57 English Page 98 Errors and solutions EFOY ENERGY FOR YOU 5 Errors and solutions 5 1 Error message on the display In the event of interruptions and errors the operating panel displays warning messages on the display panel including an error code and in structions on how to resolve the error By following these instructions you can quickly and easily eliminate some of the errors that may occur English Error message on the Error Solution display code Service is required 1 Please contact the hotline Con Protect device against 10 tact details are provided in chap frost Please contact 1
7. 2 sq in for EFOY COMFORT 210 Then refill the fuel cell with service fluid see chapter 4 2 Adding service fluid on page 96 Interruption 32 The cooling air is insufficient or Cooling insufficient Please check installa tion and air supply the ambient air is too warm Please check whether the room in which the fuel cell is installed has sufficient ventilation or whether the openings for the air supply in the EFOY COMFORT fuel cell are blocked Page 100 Errors and solutions EFOY ENERGY FOR YOU English Error message on the Error Solution display code Interruption 40 The device was exposed to tem Device frozen Please peratures below 1 C 34 F with defrost device slowly out a connected battery and or for at least 24h at room an EFOY fuel cartridge that was temperature not filled sufficiently It must be allowed to defrost for approx 24 hours at room temperature Interruption Sur 41 The ambient temperature is too roundings too warm high The device will start auto Please wait for the de matically if the temperature vice to cool down drops to below 40 C 104 F Battery voltage low 50 Please check the cabling and Please check battery 52 fuses and check whether a suit connection and load able battery is connected Check battery the battery voltage If it is too low please load the battery with a battery charger Please also check other loadi
8. 3 2 5 Connecting the exhaust hose and off heat tube 1 Attach the insulated exhaust hose 2 Insert the off heat tube or off heat bow 3 Ifyou use the off heat bow use both screws to secure it in place 4 Next insert the off heat tube Page 67 EFOY Operation ENERGY FOR YOU 3 2 6 Connecting the charge line and data line 1 Insert the plug on the data line 1 in to the connection socket marked Remote Control on the EFOY COMFORT fuel cell 2 Insert the plug on the loading cable 2 into the socket connection provid ed on the EFOY COMFORT fuel cell INFO The device switches on as soon as the battery charge line is plugged in and the EFOY COMFORT fuel cell is connected to the battery English 3 2 7 Operation via the operating panel 3 2 7 1 Buttons and symbols on the operating panel Buttons LEDs The buttons and LEDs have the following functions 1 Switch EFOY COMFORT fuel cell on off 2 menu Display the main menu 3 5 Scroll back one level in the menu 4 A Scroll up one line in the display 5 vi Scroll down one line in the display 6 ok Open the selected menu or confirm a selection 7 Red LED lights up to indicate a fault Page 68 Operation EF Y ENERGY FOR YOU Symbols on the display The display shows different symbols depending on the operating status and operating mode of the EFOY COMFORT fuel cell
9. 5 ter 1 2 Service contact details the EFOY hotline or 31 on page 57 hotline sfc com 76 83 A restart is required If 13 Select the System reset option the error reoccurs 14 in the main menu to restart the please contact the 17 device max twice EFOY hotline 70 If the error still occurs please or hotline sfc com 73 contact the hotline Contact de Press OK for restart 75 tails are provided in chapter 1 2 i Service contact details on page 57 Page 99 EFOY ENERGY FOR YOU Errors and solutions English Error message on the Error Solution display code Please make sure the 11 Please check the installation of exhaust hose is not 18 the exhaust hose and position it clogged bent or fro so that no condensation can zen Press OK for re gather Do not bend the exhaust start hose If necessary clean the ex haust hose and protect the open ing from becoming clogged Shorten the exhaust hose if con densation is gathering in it Fuel cartridge empty 20 Connect a new fuel cartridge Please replace the fuel 22 See chapter 4 1 Replacing fuel cartridge and press cartridges on page 93 OK Please refill service 30 Make sure that the off heat can fluid Press OK for re escape without obstruction and start that the ambient temperature is below 40 C 104 F Please en sure that the opening for supply air has a cross section of at least 80 cm 31 5 sq in 160 cm 6
10. Contents EF Y ENERGY FOR YOU English Contents COmte mts s fess cee at ieee a is tiatents achent a a a e a ta a e a a 55 1 Iitrod ctioN anaa a a a a eee eae Need ev eet sede ae 57 1 1 FOreWO ccssetcs cccsecceccccnevs seteieevantecesectaesteeceeceustcneesanienvessueeeweseueense 57 1 2 Service contact details ceecccseseneeesseeeessneeeeeseeeeeseeeenesseeenees 57 2 Safety Informations hiu deeds eee aaisan taedd ienero 58 2 1 Explanation of safety alert signal wordS ssssssssssssssssrsrnnsnsns 58 2 2 General safety iNStructionS sssssssesssssssnnrnsnesrnnnnnnnesnrnnnnnnnnne 58 2 3 Safety instructions for methanol s sssssssssssssssnsssrnnnnnnssrrnnnrnnsne 60 24 Coree E a a A a TE DASSE E SEET A ESE a E A 61 2 0 gt Certification 2 c0th theta dd hada a a tle 61 2 6 Warranty isian deceeteei cies eeeeeeeenesertaev elcid 63 2 7 Waste disposal and transportation c ccceeeseeeeeeeeeeeeeeeeeee 64 3 Operation wena dca aa aati an anni ay 65 3 1 QUICK OVErVICW cccceeeeeeeeeeneeeeeeeneeeeseneeeeeeeeeeeseeeeeeesaeeeeeseneaeesenees 65 3 2 COMMISSIONING a aan a eds fee ete ence Eaa aa Ee TRAE 66 3 2 1 TOOUS iavcccvessdecensteed auaa puani evscacredvaneceers ceteeeveantesestcnneeesuerrs 66 3 2 2 CONMOCHONS ii ciciusscteceidenzeteacecenshaceecaustdeeadscceednatbagedaisdanseae 66 3 2 3 Using the EFOY COMFORT fuel celleis 66 3 2 4 Connecting the fuel cartridge ccceeeeeeeeeeeeeeeeeeeees 67 3 2 5 Con
11. FOY ENERGY FOR YOU Battery defective too small or too old Please check the battery and contact EFOY Hotline orservice sfc com The on board electrical system including the battery has to be checked The EFOY COMFORT has measured charging cycles which were too short This is an indication of a defective too old or too small battery The battery parameters may also need to be reviewed Please refer to chap ter 6 Specifications on page 104 for information about the recommended battery capaci ties Please contact your local dealer to check the electrical system and in particular the per formance of the battery Charg ing cycles which are too short can damage the EFOY COMFORT fuel cell English 5 2 Errors without display messages Possible error Solution operating panel Nothing is displayed on the Check that the operating panel is connect ed see chapter 3 2 6 Connecting the charge line and data line on page 68 The device does not start operating panel Nothing is displayed on the No battery or the wrong battery is con nected Battery may be deeply discharged Check the pins polarity and cables see the EFOY COMFORT installation manual in the Downloads area on our website at www efoy comfort com Connect a charged battery in order to start the device If the problem recurs Please contact the hotline see chapter 1 2 Service contact de
12. Our warranty services are based on the warranty conditions of SFC Energy AG that are valid for the relevant country at the time of purchase Please note the attached conditions of warranty Service Please contact our EFOY hotline in relation to any technical questions about EFOY COMFORT fuel cells The contact details are provided in chap ter 1 2 Service contact details on page 57 EFOY certificate of warranty The EFOY certificate of warranty gives you maximum security and relia bility of service For more information on the extended warranty visit our website at www efoy comfort com or contact our hotline The contact de tails are provided in chapter 1 2 Service contact details on page 57 The EFOY certificate of warranty is available directly from SFC Energy AG which manufactures the EFOY COMFORT fuel cells English Page 63 EF Y Safety Information ENERGY FOR YOU 2 7 Waste disposal and transportation Packaging and transportation Your new device was packaged to ensure that it reached you safely All materials used in the packaging are environmentally friendly and can be re used We recommend that you keep the packaging in case it is needed for win ter storage However if you wish to dispose of the packaging please help our planet by disposing of it in an environmentally responsible way and in accord ance with the applicable local regulations English Please note the instructions provided by
13. RGY FOR YOU 3 3 Shutdown and dismantling 3 3 1 Switching off the fuel cell Switch off the EFOY COMFORT fuel cell using the operating panel This is described in chapter 3 4 3 Manual Off on page 77 3 3 2 Removing the EFOY fuel cartridge This is described in chapter 4 1 1 Removing the fuel cartridge on page 93 3 3 3 Detaching the charge line and data line English 1 Disconnect the charge line 2 and data line 1 for the operating panel from the EFOY COMFORT fuel cell INFO wt Store the plugs and cables ina cool dry place ee 3 3 4 Detaching the exhaust hose and off heat tube 1 Loosen the screws 1 on the off heat bow 2 Remove the off heat pipe 2 or off heat bow 3 3 Disconnect the exhaust hose 4 Pro tect it from impurities and seal the exhaust outlet with the protective cap Page 73 EFOY Operation ENERGY FOR YOU 4 Loosen the belt holding the EFOY COMFORT fuel cell in place and lift the EFOY COMFORT fuel cell off the mounting plate A N CAUTION Store the EFOY COMFORT fuel cell in a cool place but at a temperature over 1 C 34 F See also the information on storage temperature in chap ter 6 Specifications on page 104 INFO Use a suitable box for storing the EFOY COMFORT fuel cell e g the box in which it was delivered The EFOY COMFORT fuel cell must be stored in an upright position only English Page 74 Operation EF Y
14. SFC Energy AG when transport ing the device For information on this refer to our website or contact the EFOY hotline The contact details are provided in chapter 1 2 Service contact details on page 57 A Ml Plastic wrapping and cardboard boxes pose a risk of suffocation Please keep all packaging out of reach of children Fuel cartridges Completely empty fuel cartridges can be disposed of with your plastic waste Dispose of partly full fuel tanks in the same way as other hazard ous waste such as solvents and paint Old devices Old devices are more than just worthless rubbish Environmentally re sponsible disposal can reclaim valuable raw materials while protecting the environment Old electronic devices must not be disposed of in your household rubbish Observe the local regulations For advice on returning old devices please contact the EFOY hotline The contact details are provided in chapter 1 2 Service contact details on page 57 Page 64 Operation EF Y ENERGY FOR YOU 3 Operation 3 1 Quick overview The following options are available The mounting plates and cabling are already installed in your vehicle You are connecting the EFOY COMFORT fuel cell for the first time Please proceed to chapter 3 2 Commissioning on page 66 The device and a fuel cartridge are already installed Please proceed to chapter 3 2 7 Operation via the operating panel on page 68 English The devic
15. Unauthorized opening of the EFOY COMFORT fuel cell interferes with safe operation of the device and nullifies the warranty and guarantee The EFOY COMFORT fuel cell does not contain any parts that you can maintain or repair yourself English 4 1 Replacing fuel cartridges INFO If the fuel cartridge is empty the message Please replace the fuel car tridge is displayed on the operating panel The fuel cartridge can be changed while the device is in operation EFOY fuel cartridges are intended for single use only and cannot be refilled 4 1 1 Removing the fuel cartridge A ma Leakage of methanol fumes poses a fire hazard Do not smoke when replacing the EFOY fuel cartridge and do not expose it to other ignition sources Protect EFOY fuel cartridges from temperatures exceeding 50 C 122 F Please refer to the information about methanol provided in chapter 2 3 Safety instructions for methanol on page 60 INFO Protect the fuel cartridge and the fuel cartridge connector on the device from impurities Page 93 EF Y Maintenance and Service ENERGY FOR YOU 1 Unscrew the fuel cartridge connector from the empty EFOY fuel cartridge Open the belt Remove the empty EFOY fuel cartridge Use the screw cap to seal each EFOY fuel cartridge securely after use 4 1 2 Inserting the fuel cartridge CAUTION Impurities in methanol English Original EFOY fuel cartridges contain methanol that ha
16. V 13 5 V 14 7 V Switch off current 80i 2 0 A 0 5 A 10 0 A a adh 2 0A 1 0A 10 0A 2 210i 4 0A 2 0A 10 0A Absorption time 180 min 0 min 300 min Max charge time 24h 2h 120h Min charge time 30 min 30 min 180 min Altitude up to 1500 m Om 2000 m Permitted value Factory Min Max User ranges for battery defaults defined parameters value LiFePO4 Switch on delay 60s 2s 300 s Switch on voltage 13 3 V 12 0 V 13 4 V Switch off voltage 14 5 V 13 8 V 14 6 V Switch off current 80i 2 0 A 0 5 A 10 0 A 140i 2 0 A 1 0 A 10 0 A 210i 4 0A 2 0A 10 0A Page 87 EFOY Operation ENERGY FOR YOU EFOY COMFORT 2 0A 1 0A 10 0A 80 140 EFOY COMFORT 4 0A 4 0A 10 0A 210 Absorption time 180 min 0 min 300 min Max charge time 24h 2h 120h Min charge time 30 min 30 min 180 min Altitude up to 1500 m Om 2000 m ca E a Permitted value Factory Min Max User ranges for battery defaults defined parameters EFOY value GO Switch on delay 60s 2s 300 s Switch on voltage 12 4 V 12 0 V 13 4 V Switch off voltage 14 4 V 13 8 V 14 6 V Switch off current 80i 2 0 A 0 5 A 10 0 A 140i 2 0A 1 0 A 10 0 A 210i 4 0A 2 0A 10 0A Absorption time 60 min 0 min 300 min Max charge time 24h 2h 120h Min charge time 30 min 30 min 180 min Altitude up to 2000 m Om 2000 m Page 88 Operation EFOY ENERGY FOR YOU
17. Web www efoy comfort com Calls can be placed free of charge from Germany Belgium Denmark France Great Britain Italy the Netherlands Norway Austria Sweden Switzerland and Spain Page 57 EF Y Safety Information ENERGY FOR YOU 2 Safety Information 2 1 Explanation of safety alert signal words Indicates an imminently hazardous situation which if not avoided poses a high risk of death or serious physical injury Indicates a potentially hazardous situation which if not avoided poses a medium risk of death or serious physical injury CAUTION Indicates a hazardous situation which if not avoided poses a slight risk of mild or moderate physical injury or damage to property gt gt P gt INFO Important information for the operator or user of the system 2 2 General safety instructions Read the user manual before commissioning the fuel cell and keep the user manual close to the device at all times Follow all of the instructions in this user manual The EFOY COMFORT fuel cell must not be opened The EFOY fuel cartridge must not be opened or refilled using excessive force Modifications to the device constitute a safety hazard and may result in the loss of your operating license and nullify your warranty and guaran tee Use original EFOY accessories only Page 58 Safety Information EFOY ENERGY FOR YOU 2 A A EFOY COMFORT fuel cells and EFOY fuel cartr
18. ase which may last up to 15 minutes It only reaches its full rated output after this phase INFO If the device fails to start check that the cover lid is not still attached to the exhaust hose connector Remove the cover lid INFO To ensure optimal battery maintenance the charging current must not be stopped abruptly when the cut off threshold is reached For this reason the EFOY COMFORT fuel cell continues charging the battery for up to 3 hours at a reduced current after the configured cut off threshold is reached The length of the recharging period depends on the battery volt age and power consumption INFO During normal operation the EFOY COMFORT fuel cell briefly interrupts power generation several times each hour A charging current of 0 0 Ais displayed when this occurs English 3 4 2 Manual On e Press once on the operating panel if the de harging mode so 13 6 e vice is switched off or twice if the device is in 0384 SS automatic mode You can switch the device on manually if the voltage of the lead acid bat tery is below 13 2 V After the start phase the device is in Charging mode Page 76 Operation EF Y ENERGY FOR YOU 3 4 3 The device operates independently of the switch on threshold and charg es the battery until the cut off threshold is reached Please note The EFOY COMFORT fuel cell can only start if it is connected to an intact battery and a filled fuel cart
19. bs 18 7 lbs i Dimensions 44 3 x 20 2 x 28 8 cm 17 4 x 7 9 x 11 3 in is wi Installation requirements Space requirement LxWxH 68 x 38 x 34 cm minimum 26 8 x 15 x 13 4 in Inclination along the direct axis Continual 35 Temporary lt 10 minutes 45 along the quadrature axis Continual 20 Protection class IP 21 Operating temperature 20 to 40 C 4 F to 104 F Starting temperature 5 to 40 C 41 F to 104 F Storage temperature 1 to 45 C 34 F to 113 F INFO The specifications are subject to change without notice Page 105 EF Y Specifications ENERGY FOR YOU Fuel cartridge Fuel cartridges M5 M10 Volume 5 liters 10 liters 2 64 US gal Weight 4 3 kg 8 4 kg 18 5 lbs Dimensions 19 0 x 14 5 x 28 3 cm 23 0 x 19 3 x 31 8 cm LxBxH 9 1 x 7 6 x 12 5 in not available in all countries INFO The installation manual for the EFOY COMFORT fuel cell and other manu als are available in the Downloads area on our website at www efoy comfort com English Copyright 2015 Version 04 Page 106
20. charge time Switch off voltage Switch off current Absorption time Max charge time English Min charge time Altitude up to Factory defaults This option allows you to undo all the battery parameter settings Press ok to confirm or 5 to cancel Press ok to access the selected submenu CAUTION Incorrectly set operating parameters may damage the battery This may nullify your warranty Only use the precise values permitted for the battery parameters and battery protection settings see page 90 INFO The EFOY COMFORT fuel cell switches off automatically This fully automatic function is controlled by the two operating parameters of bat tery voltage and charging current In order for the EFOY COMFORT to switch off the voltage must drop below the set switch off voltage level and the current must drop below the set maintenance charge The facto ry defaults for lead acid batteries are a switch off voltage of 14 2 V and a maintenance charge of 2 0 A 4 0 A for the EFOY COMFORT 210 This means that the EFOY COMFORT switches off as soon as the battery reaches a voltage of 14 2 V and the charging current drops below 2 0 A Page 86 Operation EF Y ENERGY FOR YOU Permitted value Factory Min Max User ranges for battery defaults defined parameters Lead value acid AGM Gel Switch on delay 60s 2s 300 s Switch on voltage 12 3 V 11 0 V 13 0 V Switch off voltage 14 2
21. deep discharge protection for the battery even when the fuel cell is switched off and the charging function does not take over Battery protection You can select the following menu options in the Switch on voltage ran Asable Battery protection menu actory defaults Switch on voltage Enable Disable Factory defaults This option allows you to undo all the battery protection settings Press ok to confirm or 5 to cancel English CAUTION Incorrectly set operating parameters may damage the battery This may nullify your warranty Please only use the precise values permitted for the battery parameter and battery protection settings N CAUTION If you stop protective charging manually battery protection is disabled until the next time the fuel cell is started Deep discharge may damage your battery Permitted value ranges Factory Min Max User for switch on voltage defaults defined lead acid gel AGM bat value teries and EFOY GO Battery protection 11 2V 10 5V 12 0V 12 V Permitted value ranges Factory Min Max User for switch on voltage defaults defined LiFePO4 Batteries value Battery protection 11V 10 5 V 12 5 V 12 V Page 92 Maintenance and Service EF Y ENERGY FOR YOU 4 Maintenance and Service Under normal operating conditions the EFOY COMFORT fuel cell is maintenance free A Ml Do not open the EFOY COMFORT fuel cell
22. difications FCC 15 21 Changes or modifications to this equipment not expressly approved by SFC Energy may void the user s authority to operate this equipment Industry Canada Compliance Statement This digital apparatus does not exceed the Class B limits for radio noise for digital apparatus set out in the interference causing equipment standard entitled Digital Apparatus ICES 003 of Industry Canada Seals of approval Ez The devices have been tested for electro magnetic compatibility in ac cordance with ECE Regulation No 10 and have been approved for use in motor vehicles Approval number E24 10R 040718 Page 62 Safety Information EFOY ENERGY FOR YOU ow The devices have undergone voluntarily testing by TUV SUD Industrie und Service GmbH for conformity with the basic requirements of IEC 62282 5 and have been awarded the seal of approval for product safety This product is intended and certified for Canada and the USA The product was voluntarily tested according to the safety requirements CAN CSA C22 2 No 60335 1 R 2007 CAN CSA C22 2 No E60335 2 29 2006 and UL 60335 1 2011 supplemented by UL 1564 R 2010 6 IEC 60335 2 29 A2 2010 CSA America FC 3 2004 NFPA 1192 2005 ANSI RVIA 12 V 2008 NFPA 70 UL 458 R 2010 03 2 6 Warranty The warranty period begins with the purchase of a new device You can use your Sales receipt as proof of this date Please keep these documents safe
23. e is new and not yet installed eFwY The installation manuals are available in EFOY the Downloads area on our website at www efoy comfort com rer INFO We recommend having the EFOY COMFORT fuel cell in stalled by a specialist dealer Page 65 EFOY ENERGY FOR YOU Operation 3 2 Commissioning 3 2 1 Tools e Crosstip screwdriver 3 2 2 Connections Connection for charge line Connection for operating panel Connection for data interface English Connection for EFOY fuel cartridge Connection for exhaust hose and fill opening for service fluid Cooling inlet reverse Warm air outlet and connection for off heat duct 3 2 3 Using the EFOY COMFORT fuel cell CAUTION If the EFOY COMFORT fuel cell is exposed to temperatures below 1 C without a battery connection and without a sufficient level of fuel in the EFOY fuel cartridge antifreeze it must be allowed to warm up for approx 24 hours at room temperature before use 1 Place the device onto the mounting plate Page 66 Operation EF Y ENERGY FOR YOU 2 Thread the belt along the groove pro vided 3 Tighten the belt so that the device is standing securely on the mounting plate 4 Fasten the end of the belt using the hook and loop fastener 3 2 4 Connecting the fuel cartridge For information on installing the EFOY fuel cartridge see chapter 4 1 2 Inserting the fuel cartridge on page 94 English
24. ecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 93 E 4 1 1 Removing the fuel cartridge ccceeeeeeeseeeeeeeeeeeeeeeeeee 93 4 1 2 Inserting the fuel cartridge cc cceeeeeeeeseeeeeeeeeeeeeeeeeee 94 4 2 Adding Service fluid ccccceeeceeeceeneeeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeees 96 4 3 Firmware update nininini ien idana adn 98 5 Errors and SOLULIONS wiicicscttccieesttcciessteecuecetecencneceedsseerverseedeedernevenee 99 5 1 Error message on the diSplay ccccscseeceeeeeeeeeseeeeeeeeeeeeeeeaaee 99 5 2 Errors without display messages cceeeeeeeeeeeeeeeeeeeeeees 103 6 Specifications 2 005 028 ieee ese eke ey lle esses cleans AEU gahh 104 Page 56 Introduction EF Y ENERGY FOR YOU 1 Introduction 1 1 Foreword Thank you for choosing an EFOY COMFORT fuel cell from SFC Energy AG We hope you enjoy using your new energy supply system Before you use the fuel cell for the first time please read this user manu al and follow the installation instructions If you still have any questions about installing or using your fuel cell please contact your local service partner or the EFOY hotline English Copyright by SFC Energy AG 2015 All rights reserved Subject to change without notice 1 2 Service contact details Headquarters SFC Energy AG Eugen Sanger Ring 7 85649 Brunnthal Nord Germany Hotline 49 89 673 592 555 Freecall 00800 732 762 78 eMail service sfc com
25. ect the installed fuel cartridge see Selecting a fuel cartridge on page 82 Press ok to confirm your selection Page 95 EFOY Maintenance and Service ENERGY FOR YOU 4 2 Adding service fluid If the service fluid level is low the message Please refill service fluid is displayed on the operating panel INFO If this message is displayed frequently check that the air supply at the in stallation location is sufficient There is no need to add service fluid under normal operating conditions Use original EFOY service fluid only Switch off the EFOY COMFORT fuel cell before refilling with service fluid Disconnect the charge line English Make sure that no dirt or foreign bodies enter the fill opening ae 1 Use a clean pair of scissors to cut off the tip of the bottle INFO The service fluid bottle is for one time use only 2 Disconnect the exhaust hose from the device Page 96 Maintenance and Service EF Y ENERGY FOR YOU Insert the tip of the bottle into the connection nozzle on the device and slowly squeeze the entire contents into the opening INFO Never refill the fuel cell with more than one bottle of service fluid at a time Use a cloth to wipe away any excess service fluid that may spill over English Reattach the exhaust hose Reconnect the charge line to the EFOY COMFORT fuel cell When you have finished filling the device press
26. idges must not be stored at temperatures over 50 C 122 F and must not be operated at tempera tures over 40 C 104 F Protect from heat and direct sunlight Operate the EFOY COMFORT fuel cell only as specified in the installation instructions and in a well ventilated space Keep EFOY COMFORT fuel cells that have been switched off in frost free storage or use the automatic antifreeze feature Do not smoke in the vicinity of the EFOY COMFORT fuel cell or EFOY fuel cartridge Protect from heat and ignition sources Methanol is highly flammable English A methanol spillage e g after an accident or in the event of damage to the EFOY COMFORT fuel cell or EFOY fuel cartridge poses a fire hazard Keep away from ignition sources and ensure good ventilation Leakage of a small quantity of methanol will evaporate leaving no resi due Keep all EFOY COMFORT fuel cells and EFOY fuel cartridges out of reach of children even when empty or only partly full In exceptional cases the exhaust gases emitted by the device may contain substances that are harmful to health Do not inhale exhaust gases directly for prolonged periods Instead use the exhaust tube provided to route the exhaust gas into the open air Damage in the event of an accident risk of injury EFOY COMFORT fuel cells and EFOY fuel cartridges must be securely fas tened to prevent damage in the event of an accident CAUTION The EFOY COMFORT fuel cell is not water t
27. ight Ensure that no water can enter the fuel cell Page 59 EF Y Safety Information ENERGY FOR YOU 2 3 Safety instructions for methanol INFO There is no risk of you coming into contact with methanol provided that you handle the device and fuel cartridges in accordance with the instruc tions A mui Leakage of methanol fumes poses a fire hazard Do not smoke when re placing the EFOY fuel cartridge and do not expose it to other ignition sources Protect EFOY fuel cartridges from temperatures exceeding 50 C 122 F Leakage of a small quantity of methanol will evaporate leaving no resi due English A mit Methanol is highly flammable You receive methanol in safe tested EFOY fuel cartridges which prevent the contents from escaping if used correctly The storage and transport of methanol may be subject to statutory regu lations For more information refer to the safety sheet on methanol available on our website at www efoy comfort com A Mut Methanol is toxic when inhaled swallowed or allowed to come into con tact with the skin Inhaling and swallowing methanol or allowing it to come into contact with your skin carries a serious risk of irreversible damage Call a doctor immediately if you have direct physical contact with the sub stance in the event of an accident or if you feel unwell and show the doctor the fuel cartridge label the methanol safety data sheet or the us er manual
28. ligent automatic antifreeze feature This operating status switches on auto matically as soon as the temperature drops below 3 C 37 4 F even if the fuel cell is in Manual Off operating mode This prevents the device from freezing If the device is operating in antifreeze mode the message Antifreeze is shown in the second line of the display CAUTION The automatic antifreeze feature only works when the fuel cell is con nected to a filled EFOY fuel cartridge and an intact battery The automatic anti freeze feature does not run if the voltage drops below 9 V and the device is switched off Please note that the EFOY COMFORT fuel cell must be protected against frost Repeated freezing may cause irreversible damage to the device INFO For a five month winter period in Central Europe the device requires approx 10 liters 2 64 gallons of methanol in antifreeze mode INFO If you do not use your vehicle boat in winter you can also remove the EFOY COMFORT fuel cell and store it in a warm place see chapter 3 3 Shutdown and dismantling on page 73 Page 80 Operation EFOY ENERGY FOR YOU INFO Never leave the EFOY COMFORT fuel cell in your vehicle boat during the winter without connecting it to a fuel cartridge and battery 3 7 Navigating in the operating panel menu 3 7 1 Info screen Operating mode Press menu to access the main menu Press Wj to access the system informatio
29. n Manual On Manual Off System information System information Charge time B 00h 00 System information 1 00h00 2 00h 00 Press to access the operating mode English Press A V to select the operating mode see chapter 3 4 Operating modes on page 75 Press ok to confirm your operating mode selection Press A V to display the lower screen area The second screen displays information about the duration of charging cycles in dif ferent modes 1 Average charge duration in automatic mode 2 Average charge duration in manual mode 3 Average charge duration in remote mode Page 81 EFOY Operation ENERGY FOR YOU f System information The third screen displays operating time and Operating time 2332h error information The error messages are rror 41 at 2332 h i explained in chapter 5 1 Error message on the display on page 99 2 Press to return to the info screen 3 7 2 Main menu Mai annen Press menu The main menu appears i i 2 uel cartridge e Press A VW to select a submenu D ystem information uw Manian Press ok to access the selected submenu ystem information Press to return to the info screen anguage You can select the following menu options in the main menu Operating mode This is described in detail in chapter 3 4 Operating modes o
30. n page 75 Fuel cartridge bel Fuel cartridge e Press A V to select the connected fuel 10 Full cartridge isable fuel gauge Press ok to confirm your selection INFO If you have not connected a full fuel cartridge disable the fuel gauge by selecting Disable fuel gauge in the menu System information For a detailed description see System information on page 81 Page 82 Operation EFOY ENERGY FOR YOU Language Press A V to select the language Press ok to confirm the language selection Espa ol Fran ais Nederlands System reset English The reset function allows you to restart the EFOY COMFORT fuel cell Perform restart Press OK to restart Press ok to confirm the restart your EFOY Press to cancel the restart and return to z the main menu Page 83 EFOY ENERGY FOR YOU Operation 3 7 3 Expert menu Batte jE Battery parameters Battery protection English INFO Press and hold ok and menu at the same time for two seconds The expert menu ap pears e Press A VW to select a submenu Press ok to access the selected submenu e Press to return to the expert menu You can select the following menu options in the expert menu Battery type Battery parameters Battery protection Factory defaults This option allows you to undo all the settings made in the ex
31. necting the exhaust hose and off heat tube 67 3 2 6 Connecting the charge line and data line eeee 68 3 2 7 Operation via the operating panel eeeeeseeeeeeeeees 68 3 3 Shutdown and dismantling ccccceeeceecceeeeeeeeeeeeeeeeeeeeeeeeaaee 73 3 3 1 Switching off the fuel Cell eee ceeeeceeeeeeeeeeeeeeeeeeeseeeeeeees 73 3 3 2 Removing the EFOY fuel cartridge ccceeeeeeeeeeeee 73 3 3 3 Detaching the charge line and data line 000 eee 73 3 3 4 Detaching the exhaust hose and off heat tube 73 3 4 Operating ModE Sa a a rra aa aa a aa aE a Ea aiaa rati 75 3 4 1 Automati ciir Mati vetoed e a aa 76 3 4 2 Manta Oi Aaa Aa eaaa Eae Aaa Ee a S Na SEa Se Ea aa 76 Page 55 EFOY ala tic Introduction 3 4 3 Mantal OFF acin a a nesen 77 3 4 4 External control eecceeesseneeeeseeeeeeseeeeeeseeneeeeseneeeeseeeeenee 78 3 5 Battery protection raer eaaa eana ea aa araa ar Tea EA iai 79 3 6 Automatic antifreeze feature esseeesrrrsssrnesrennerrnrnerinenrennnsrenn 80 3 7 Navigating in the operating panel Menu sssssssssssssssssessrrnnrssne 81 3 7 1 Info sereias eaa ee aa ea n aeia 81 3 7 2 Main MONUsasiceccsesecceesicnccnseectecrssstiveveeeteedentecveesctedteveneeestee 82 3 7 3 Expert Menu sa aae ig neces 84 4 Maintenance and Service eseccceeseeeeeeeeeeeeeseeeeeesseneeeeseneeeeseneeeenees 93 a 4 1 Replacing fuel cartridges eeeees
32. ng devices for defects e g alternator or charge controller Battery voltage high If 51 Please check the cabling and applicable please 53 fuses and check whether a suit check additional charg able battery is connected Please ing devices also check other loading devices for defects e g alternator or charge controller Error message on the Error Solution display code Page 101 EFOY ENERGY FOR YOU Errors and solutions English Please disconnect fuel cartridge connection shake cartridge firmly and reconnect Restart device at most 2 times Press OK for restart 72 Check the fuel cartridge connec tion and if necessary check for any contamination and remove it Then please perform a system reset max twice If the error still occurs please contact the hotline Contact details are pro vided in chapter 1 2 Service contact details on page 57 EFOY GO cannot be charged currently Please refer to the us er manual of the EFOY GO The EFOY GO includes a lithium battery LiFePO4 which cannot be charged below 0 C If this is recognized by the EFOY COMFORT the charging is inter rupted and the EFOY COMFORT switches in the manual off mode A warning is displayed The frost protection mode is not affected Please confirm the warning once the temperature has increased The EFOY COMFORT the returns to Automatic Mode Page 102 Errors and solutions E
33. pert menu Press ok to confirm or to cancel All settings in the Exert Menu are only valid for EFOY COMFORT models with Firmware Version 15 12 or higher Page 84 Operation EF Y ENERGY FOR YOU 3 7 3 1 Battery type Battery type You can select the following batteries in the Bat tery type menu Lead acid Lead Gel AGM LiFePO4 Lithium iron phosphate EFOY GO Press ok to access to select a battery type English Automatic E By choosing the LiFePO4 or EFOY GO battery type Standby an icon will be shown on the Infoscreen SC13 84 bea 0 04 e kasnim HA tandby 56 13 0V fom bo 0 04 a CAUTION Incorrectly set battery type may damage the battery This may nullify your warranty Only use the precise values permitted for the battery parameters and battery protection settings see page 90 INFO The factory defaults for all battery types are based on experience and the parameters for the LiFePO4 batteries are tested and approved only with specific batteries Please refer to your dealer or follow the advice of the battery manufacturer Page 85 EF Y Operation ENERGY FOR YOU 3 7 3 2 Battery parameters Battery parameters You can select the following options in the Bat tery parameters menu Switch on delay Bwitch on voltage bwitch off voltage Switch on delay he Battery parameters Switch on voltage Min
34. ridge The EFOY COMFORT fuel cell does not switch on if the battery is damaged or has been deeply dis charged INFO If the device fails to start check that the cover lid is not still attached to the exhaust hose connector Remove the cover lid gal Manual Off gt wi Operating mode 1 Press Jon the operating panel or select Manual Or Operating mode in the main menu The Manual Off operating mode selection appears 2 Select the Manual Off operating mode 3 Press ok to confirm your selection 4 Wait until the shutdown procedure has finished and Shutdown procedure is no longer displayed on the info screen INFO To protect the components the device should not be switched off until it has been running for at least 30 minutes since it was started If the device is switched off before this period has elapsed it will continue running for the remainder of the required running time The message Shutdown procedure is shown on the display Do not disconnect the fuel cartridge or battery during the shutdown procedure INFO The battery protection and automatic antifreeze functions remain active after the device is switched off Page 77 EF Y Operation ENERGY FOR YOU 3 4 4 External control You can control the EFOY COMFORT fuel cell externally using a switching contact e g a solar charger To do this the External control operating mode must be enabled
35. s switch on voltage Switch off voltage Switch off current Switch off current Battery parameters Switch off voltage Switch ofF current Absorption time Absorption time bi Battery parameters Factory defaults If the battery voltage reaches the set level the EFOY COMFORT fuel cell switches off provided that the value set for the Maintenance charge param eter has also been reached Please note your battery s end of charging voltage Note the charging recommendations provided by the battery manufacturer You can find the permitted value range for the switch off voltage in the table on page 87 The EFOY COMFORT fuel cell switches off if the current drops below the set switch off current after reaching the switch off voltage If you want the battery voltage to serve as the only switch off parameter set the maximum value as the current is always below this value in EFOY COMFORT fuel cells You can find the permitted value range for the maintenance charge in the table on page 87 This function serves as an additional switch off cri terion for EFOY COMFORT fuel cells if the switch off current is not reached within the set time peri od You can find the permitted value range for the ab sorption time in the table on page 87 Page 90 Operation EF Y ENERGY FOR YOU Maximum charge time If the switch off criteria voltage and current have not been satisfied the EFOY COMFORT will sh
36. s apply DIN EN 61000 6 1 DIN EN 61000 6 3 Radio Frequency Interference RFI FCC 15 105 This equipment has been tested and found to comply with the limits for Class B digital devices pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interfer ence in a residential environment This equipment generates uses and Page 61 EF Y Safety Information ENERGY FOR YOU can radiate radio frequency energy and if not installed and used in ac cordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be de termined by turning the equipment off and on the user is encouraged to try and correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Consult the dealer or an experienced radio TV technician for help English Labeling Requirements FCC 15 19 This device complies with Part 15 of FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interfer ence that may cause undesired operation Mo
37. s been approved by SFC Even slight impurities or foreign particles in commercially avail able methanol may cause irreversible damage to the EFOY fuel cell and may render the warranty or guarantee null and void Use only original EFOY fuel cartridges A Wt Use only original EFOY fuel cartridges Please refer to the information about methanol provided in chapter 2 3 Safety instructions for methanol on page 60 Keep all EFOY COMFORT fuel cells and EFOY fuel cartridges out of reach of children even when empty or only partly full Page 94 Maintenance and Service EFOY ENERGY FOR YOU Fuel cartridge 10 full isable Fuel gauge Insert a new full and sealed original EFOY fuel cartridge into the fuel car tridge holder INFO Always place the fuel cartridge in the fuel cartridge holder with the con nector facing upwards Fasten the belt on the fuel cartridge holder Only connect EFOY fuel car tridges to the EFOY COMFORT fuel cell if they are secured with a fuel cartridge holder English Do not remove the child proof screw cap until the new EFOY fuel cartridge has been inserted into the fuel car tridge holder INFO Keep the screw cap in a safe place Screw the fuel cartridge connector onto the new EFOY fuel cartridge Press ok on the operating panel so that the red warning light and error message are no longer displayed Press A V on the operating panel to sel
38. selection Page 71 EFOY ENERGY FOR YOU Operation English Operating status Start phase The EFOY COMFORT fuel cell undergoes a start phase lasting up to 15 minutes At the end of this phase it has reached its full rated output Charging The EFOY COMFORT fuel cell charges the battery mode Standby As long as the battery is charged sufficiently the EFOY COMFORT fuel cell remains in standby mode and moni tors the battery voltage Shutdown The EFOY COMFORT fuel cell shuts down charging mode procedure To protect the components in the device this procedure may take several minutes to complete Antifreeze The EFOY COMFORT fuel cell remains active to protect it self from the effects of freezing Battery The EFOY COMFORT fuel cell charges the battery auto protection matically in order to prevent deep discharge of the bat tery Interruption Operation is interrupted because the ambient tempera ture is too high The EFOY COMFORT fuel cell switches on again automatically as soon as operation can be re sumed Error An error has been detected and corresponding messag es are displayed For more information see chapter 5 Errors and solutions on page 99 INFO During normal operation the EFOY COMFORT fuel cell briefly interrupts power generation several times each hour A charging current of 0 0 Ais displayed when this occurs Page 72 Operation EF Y ENE
39. ss A V to select the required lan guage 2 Press ok to confirm your selection Espa ol Fran ais Nederlands Selecting a fuel cartridge Fuel cartridge The fuel cartridge is then enabled 10 Full 1 Press A V to select the relevant fuel cartridge Disable Fuel gauge 2 Press ok to confirm your selection INFO If you have not connected a full fuel car tridge you can disable the fuel gauge see the Fuel cartridge chapter on page 82 Page 70 Operation EFOY ENERGY FOR YOU 3 2 7 3 Info screen During subsequent operation of the device an info screen appears after switching the device on Operating mode Manual On Manual OFF Press to access the operating mode Press menu to access the main menu e Press Wj to access the system information The first line indicates the operating mode select ed e g Automatic see chapter 3 4 Operating modes on page 75 English The second line indicates the operating status see Operating status on page 72 The symbols at the bottom of the display indicate the battery charge condition and the fill level of the fuel cartridge see Symbols on the display on page 69 1 Press The operating mode selection ap pears 2 Press A V to select the operating mode see chapter 3 4 Operating modes on page 75 3 Press ok to confirm your operating mode
40. tails on page 57 Page 103 EFOY ENERGY FOR YOU Specifications 6 Specifications Performance data Product EFOY EFOY EFOY COMFORT 80 COMFORT 140 COMFORT 210 Max charge capacity 960 Wh day 1728 Wh day 2520 Wh day 80 Ah day 144 Ah day 210 Ah day a Max nominal power 40 W 72W 105 W ea D Expected nominal 30 W 60 W 85 W w power at 3000h Max charging 3 3 A 6 0 A 8 8 A current at 12 V Nominal voltage 12V Switch on voltage lt 12 3 V Cut off threshold gt 14 2V Required starting 9V voltage Quiescent power 15 mA consumption Methanol 0 9 kWh consumption 0 24 US gal kWh Recommended 12 V lead batteries batteries lead acid lead gel AGM or LiFePO4 40 160 Ah 60 250 Ah 80 350 Ah Recommended for Up to 60 Ah Up to 115 Ah Up to 180 Ah the following energy requirements day The nominal power varies by 10 decreases with the operating hours Factory default can be changed via the operating panel expert mode 3 The default values are the optimal values preset ex works If the battery capacities differ sig nificantly please contact your specialist dealer Page 104 Specifications EF Y ENERGY FOR YOU General data Product EFOY EFOY EFOY COMFORT 80 COMFORT 140 COMFORT 210 Sound pressure 25 dB A level at a distance of 7m Weight 7 1 kg 7 9 kg 8 5 kg 15 7 lbs 17 4 l
41. tom right of the display English 3 5 Battery protection The EFOY COMFORT fuel cell has automatic battery protection when the EFOY COMFORT fuel cell is switched off Battery protection is activated automatically if the battery voltage drops below a certain level 11 2 V for lead acid batteries and 11 V for LiFePO4 batteries for more than 15 minutes Battery protection mode ends as soon as the voltage reaches 12 8 V The battery protection function provides deep discharge protection for the battery even when the EFOY COMFORT fuel cell is switched off and does not take over the charging function ff If you want to switch off the EFOY COMFORT fuel anid protection cell after the battery protection function has e 11 34 B i e O 0 04 a started press 0 The function is re enabled au tomatically when the device is switched on or is opera ted in automatic mode CAUTION If you stop protective charging manually battery protection is disabled until the next time the fuel cell is started Deep discharge may damage your battery Page 79 EF Y Operation ENERGY FOR YOU INFO Please check your system if the fuel cell repeatedly switches back to battery protection Either the battery has already been damaged or too much energy has been discharged INFO Battery protection only works if a full EFOY fuel cartridge is connected 3 6 Automatic antifreeze feature English The device has an intel
42. ut Factory defaults down after defined operating hours Once the switch on criteria have been satisfied the EFOY COMFORT unit will turn on again which can be im mediately after the maximum charge time This switch off criterion prevents unlimited charge cycles caused by various factors like defective bat teries Minimum charge time Battery parameters The EFOY COMFORT fuel cell calculates the aver age duration of a charging cycle If this duration drops below the preset value it indicates the error too old defective or battery too small This can equally be an indication that incorrect battery pa rameters have been selected A warning is dis played on the operating panel Several short charg ing cycles can damage the EFOY COMFORT fuel cell and or the battery Please contact your local dealer to solve the problem Altitude up to Battery parameters The EFOY COMFORT fuel cell is set by default for a use up to an altitude of 1500 meter For use ata Factory defaults higher altitude for a longer period we recommend to increase the value 3 7 3 3 Battery protection The EFOY COMFORT fuel cell has automatic battery protection even when the EFOY COMFORT fuel cell is switched off By default battery protection switches on when the battery voltage drops below 11 2 V lead acid bat teries for min 60 seconds English Page 91 EF Y Operation ENERGY FOR YOU The battery protection function provides
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