BLAUBERG KOMFORT EC LB S11, Operation Manual

Page 1: ...OPERATION MANUAL KOMFORT EC LB S11 KOMFORT EC LBE S11 HEAT RECOVERY AIR HANDLING UNITS KOMFORT_EC_LBE_v1 3 _EN indd 1 11 08 2015 9 01 17 ...

Page 2: ... Unit mounting 7 Condensate drainage 8 Connection to power mains 10 Outdoor temperature sensor mounting and connection 10 Duct humidity sensor mounting and connection 10 Control panel mounting 12 Unit control 21 Error code description 21 Default settings 22 Technical maintenance 24 Troubleshooting 25 Acceptance certificate 25 Connection certificate 25 Warranty card CONTENTS KOMFORT_EC_LBE_v1 3 _EN...

Page 3: ...e and long service life of the unit TRANSPORTATION AND STORAGE REGULATIONS Transportation of the unit is allowed by any vehicle provided the unit is transported in the original package and is protected against weather and mechanical damages Use hoist machinery for handling and transportation to prevent possible mechanical damages of the unit Fulfil the requirements for transportation of the specif...

Page 4: ...ing up of intake air This contributes to better performance of the air conditioner in ventilated premises The drain pan under the heat exchanger block is used for condensate collection and drainage The drain pan is equipped with a drain pipe for condensate removal outside the unit The electronic frost protection system is used to prevent the heat exchanger freezing in cold seasons KOMFORT EC LBE S...

Page 5: ...ter Then the air is moved through the heat exchanger and is exhausted outside with the extract fan Cold intake air is heated in the heat exchanger by the heat energy of warm and humid extract air The air flows are fully separated while flowing through the heat exchanger Heat recovery minimizes heat losses caused as compared to traditional window ventilation and saves energy In summer the heat exch...

Page 6: ...lts and threaded dowels Theunitmustbemountedonaplanewall Mountingoftheunittoanuneven surface can lead to the unit casing distortion and operation disturbance The unit mounting position must provide condensate drainage While planning the ductwork layout avoid too long air duct sections numerous bends and reducers because it may reduce air flow The mounted air ducts must not be deformed Provide airt...

Page 7: ...ng it to power supply The U trap must always be filled with water Provide free drainage for the condensed water otherwise it is accumulated inside the unit which may cause the equipment damage and condensate outflow to the room The condensate drainage system is designed for normal operation in premises with air temperatures above 0 C If the expected ambient air temperatures are below 0 C the conde...

Page 8: ...L 8 N 7 L 6 N 5 L 4 N PK1 3 PE 2 N 1 L Power input 230 VAC Electric heater power 230 VAC ELECTRIC SHOCK HAZARD Not included in the delivery set available as special accessories DX cooler control no contact X 1 1 X 1 2 1 2 1 2 1 2 1 2 3 1 2 3 4 2 1 SM2 2 1 L1 N L1 N SM1 Brown Green White Yellow Connect the unit to single phase AC 230 V 50 60 Hz power mains using the power cord with the Euro Plug pr...

Page 9: ...t air filter SM3 Bypass air damper actuator M1 Supply fan TE1 External temperature sensor M2 Extract fan TE2 Air temperature sensor downstream of the heat exchanger P1 Control panel TE5 Duct temperature sensor Q1 Electric heater TE6 Room temperature sensor in the control panel FS1 Duct humidity sensor TS1 Overheat protection thermostat actuated at 60 C with automatic restart FS2 Room humidity sens...

Page 10: ...ght 4 Re install the sensor cover 5 Connect the sensor to the X1 terminal block in compliance with the wiring diagram Fig 6 EXTERNAL TEMPERATURE SENSOR MOUNTING AND CONNECTION HUMIDITY E SENSOR MOUNTING AND CONNECTION Fig 8 Functional diagram 130 86 30 Fig 9 Overall dimensions of the control panel CONTROL PANEL MOUNTING The units has an integrated control system with a wall mounted control panel w...

Page 11: ...nit is stated in the Table 5 The recommended minimum supply voltage of the control panel is 11 V The control panel is supplied assembled and connected to the unit In case of need to re install the control panel please follow the steps shown in the Fig 10 Recommended cable length from the wall surface is 90 mm 1 3 2 5 6 4 Fig 10 Control panel mounting WARNING Do not lay the control panel cable in c...

Page 12: ...me General description of the automatic control system The unit is operated via the wall mounted control panel with a sensor display Fig 11 Fig 11 Control panel UNIT CONTROL Table 6 Unit control and adjustment of operating parameters of the unit Function Indication 1 Main menu The Main menu contains the date current humidity time temperature and set air flow MENU access to the User menu see clause...

Page 13: ...lause 14 If the AUTO or TIMER mode is activated the current air flow value is displayed in real time operation no matter of the set air flow value Set the required speed using the buttons or Then press ENTER To return to the Main menu without saving changes press EXIT 4 Temperature setting Temperature setting Press the TEMPERATURE button Select the set temperature type DUCT temperature in the air ...

Page 14: ...ent periodicity EXIT return to the Main menu 6 Engineering menu To enter the Engineering menu press ENG MENU in the User menu To access the Engineering menu enter the password The default setting is 1111 Press OK To change the password use the RESET button Press RESET to clear the password field To return to the User menu press EXIT If you forgot the user defined password see clause 11 Password Ch...

Page 15: ...with a rectangle Use or buttons to set the air flow value for each fan speed stage The air flow is set as a percentage of the maximum performance of each fan To return to the Engineering menu without saving changes press EXIT 8 Temperature sensor To select the heating control sensor from the Engineering menu select the TEMPERATURE SENSOR submenu and press ENTER Select a desired temperature sensor ...

Page 16: ...ation mode set 1 in the BYPASS OPERATION MODE to select the regular operation mode which prevents heat exchanger freezing or 2 to enable bypass opening in the ventilation mode To save the changes and return to the Engineering menu press EXIT If the SUPPLY FAN OFF MODE parameter is set to ON the control panel switches to the SUPPLY FAN OFF MODE setting Select an item by touching the respective fiel...

Page 17: ... confirm To return to the Engineering menu without saving changes press EXIT 14 Humidity setting Select the HUMIDITY SETTING item in the Engineering menu and press ENTER Select the humidity sensor type used to control the humidity DUCT the duct humidity sensor is optional and is not included into the basic delivery set ROOM humidity sensor Then use or buttons to set the desired humidity level Pres...

Page 18: ...ring menu without saving changes press EXIT The default settings are given in Table 8 18 Current temperature review To review the current temperatures select the CURRENT TEMPERATURES submenu from the Engineering menu and press ENTER The display shows all the current temperature information If any temperature sensor of the ventilation unit is missing its configuration value is displayed as OFF To r...

Page 19: ...between the operating periods To return to the Engineering menu and save changes automatically press EXIT 20 Timer To activate the timer press TIMER in the control panel Main menu To set up the timer enter the User menu and press TIMER ADJUST Activation of the TIMER function is confirmed with a tick If the AUTO and TIMER functions are activated synchronously TIMER function is activated as it super...

Page 20: ...apsed from the filter installation Press RESET after replacement of the filter To save the changes and return to the Engineering menu press EXIT 22 Errors The control panel displays the following message in case of any malfunctions in the ventilation unit operation To enter the s press EXIT The ERROR LIST can also be accessed from the Engineering menu The error code details are stated in Table The...

Page 21: ...t TK 90 ERROR CODE DESCRIPTION DEFAULT SETTINGS Parameter Default setting Air flow rate 1 Temperature Duct 25 C Room 20 C Air flow setting Air supply Speed 1 40 Speed 2 70 Speed 3 99 Air extract Speed 1 40 Speed 2 70 Speed 3 99 Temperature sensor Duct Extra options Heating control On Supply Fan Off mode Off Humidity sensor selection 2 BYPASS Operation mode 1 Supply Fan Off mode Working hours 20 mi...

Page 22: ...ing it with hand 3 Remove the filters from the unit 2 Heat exchanger maintenance once a year Some dust may accumulate on the heat exchanger block even in case of regular maintenance of the filters To maintain the high heat recovery efficiency regular cleaning is required To clean the heat exchanger pull it out flush the heat exchanger with warm detergent solution After cleaning install the dry hea...

Page 23: ...t completely prevent dirt accumulation in the air ducts which reduces the unit capacity Duct maintenance means regular cleaning or replacement 7 Exhaust and intake diffuser maintenance as required Remove the exhaust and the intake diffuser and flush those with warm detergent solution Check the ductworks connections periodically 8 Control unit maintenance if necessary The control unit maintenance m...

Page 24: ... exchanger is soiled Clean or replace the filters fans and the heat exchanger The air dampers the supply diffusers or the exhaust grilles are closed or soiled Open and clean the air dampers the supply diffusers the exhaust grilles to ensure free air flow Cold supply air The extract filter is soiled Clean or replace the extract filter The heat exchanger is frozen Check the heat exchanger condition ...

Page 25: ...ing to electromagnetic compatibility which relate to electrical appliances used in set voltage classes This certificate is issued following test carried out on samples of the product referred to above Approval mark Manufacturing date ____________________ Company Expert s Full Name Date Signature Heat recovery air handling unit KOMFORT EC LB300 S11 KOMFORT EC LBE300 3 S11 KOMFORT EC LB400 S11 KOMFO...

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