DOMEKT RECU 300/350/450VE(W)-B-AC/EC Series Air Handling
Contents
1. 50 Acoustic data of RECU 350VE W AC m dB A Exhaust TT 68 a25 250 a00 owe 65 66 amp 6 KihenHooime 62 60 55 56 50 We reserve the right to make changes without prior notice E IN Installation and Maintenance Service Manual komfovent omekt RECU 300 350 450VE W Performance RECU 300VE W B EC Fan power consumption 1 Static pressure Pa 0 50 100 150 200 250 300 350 Air volume m h Correction factor 15Pa RECU 350VE W B AC 450 120 400 100 350 w 300 e x S cR 1 ad 60 ong La O s 200 d S S MD 150 40 6 Q G 100 Ma 20 0 0 0 50 100 150 200 250 300 350 Air volume m h Correction factor 15Pa Installation and Maintenance Service Manual komfovent DLL PNE domekt RECU 450VE W B EC Static pressure Pa Fan power consumption W 0 50 100 150 200 250 300 350 400 450 500 Air volume m h Scheme 100 Ordering Key RECU 300 350 450 VE W B AC EC C4 F komfovent domekt omekt Filter class F5 or F7 Controller type C4 Motor type AC alternating current EC electronically commutated By pass Air heater W water E electric Version vertical Unit size 300 450 EC 350 AC AHU type RECU with plate heat exchanger cafftalva gt UAB AMALVA Ozo str 10 LT 08200 VILNIUS LITHUANIA e mail info am2. AMALVA should be notified within three days of receipt with a written confirmation sent within seven days AMALVA can accept no responsibility for damage by unloading from carrier or for subsequent damage on site If the unit is not to be installed immediately it should be stored in a clean dry area If stored externally it should be adequately protected from the weather m We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent omekt Brief Description of the Unit The air handling units are intended for ventilation of small and medium sized spaces eg single fam ily houses offices etc having operating ambient temperature and relative humidity The unit is in tended to be installed in the kitchen or other domestic premises Mineral wool is used for thermal insu lation and sound attenuation Units cover panels are 25 mm thick As standard the unit is designed for indoor placement The operating temperature range for the unit is 30 C 40 C outdoor air temperature The air handling unit is not to be used to transport solid particles even not in areas where there is a risk of explosive gases e DOMEKT RECU 300 350 450VE W B 3 Picture series units are equipped with a plate heat exchanger air filters an electric air heater fans and automation control system to ensure safe and efficient operation of the unit Before you open the door the unit must be switched off
3. and the fans must have been given time to stop up to 3 minutes e The unit contains heating elements that must not be touched when they are hot e To maintain a good indoor climate comply with regulations and to avoid condensation damage the unit must never be stopped apart from during service maintenance or in connection with an accident e If the unit is placed in spaces with high humidity condensation might occur on the surface of the unit when out door temperatures are very low DOMEKT RECU 300 350 450VE W B AC EC Air Handling Unit Scheme Y AA Y A A VY AA NY NO Ds NO Automation control system Exhaust fan Electric air heater W Ducted DH water heater Note to reduce the noise level to the premises it is recommended to install sound attenuators in the ducts By pass extraction without heat recovery 1 Drainage 2 Plate heat exchanger gt A Outdoor intake 3 Exhaust arr filter B Supply air 4 Supply fan gt C Extract indoor 5 Supply air filter D D Exhausteir 6 7 PE 8 We reserve the right to make changes without prior notice E Installation and Maintenance Service Manual komfovent EO Yr domekt Installation Unit Inspection Before installing the unit inspection must be carried out Unit has removable panels from its both sides 4 Picture All internal unit components can be extracted from inspection side After choosing desired inspection side it is ne cessary to check
4. alva lt www amalva com www komfovent com 2012
5. cified herein below If main cable is damaged only manufacturer service team or trained technician must change it in order to avoid accidents Transportation The air handling units are ready for transit and storage 1 Picture The unit is packed to prevent damage of the external and internal parts of the unit dust and moisture penetration The unit is packed to box after that corners of the air handling units are protected against the damage protective corners are used The entire unit is wrapped up in protective film For transit or storage units are mount ed on timber pallets The unit is fastened to the pallet with polypropylene packing tape over protective corners Air handling unit ready for transit and storage We reserve the right to make changes without prior notice E Installation and Maintenance Service Manual komfovent omekt Forklift truck or hand pallet truck can transport air handling unit as it is shown 2 a b Pictures Air handling unit transportation by forklift truck or hand pallet truck 2 b Picture 2 a Unit is transported by hand pallet truck on a wooden pallet 2 b Unit is transported by forklift truck on a wooden pallet The unit should be examined upon receipt to ensure that no visible damage has occurred during transit and the advice note checked to ensure that all items have been received If damage or delivery shortages are discovered the carrier should be immediately informed
6. e maintenance of the air handling unit KOMFOVENT DOMEKT RECU 300 350 450VE W B AC EC 4 times per year Extracting unit elements see 9 Picture Cables must be disconnected when extracting automation box plate heat exchanger fans SI During inspection the following operations should be performed 1 Plate heat exchanger check Inspection and dedusting of the plate heat exchanger is performed once per year it is removed from the unit 10 Picture and blown with an air blast or washed with tepid water Note plate heat exchanger may be replaced with summer cassette for units without by pass when recu peration is needless Plate heat exchanger cleaning If plate heat exchanger cleaning by compressed air is not effective it can be washed with soapsuds 11 Picture or if needed use degreasing soak for metal aluminum cleaning Leave plate heat exchanger to dry in a warm place It can be mounted only when it is absolutely dry We reserve the right to make changes without prior notice EI Installation and Maintenance Service Manual komfovent nna domekt Plate heat exchanger cleaning 10 Picture Remove 11 Picture 2 Fans check once per year Polluted fans decrease efficiency Before performing any inspection work check whether the unit is switched off from the electric power supply Fans should be carefully cleaned with textile or soft brush Do not use water Do not break balance Check if fan freely rotat
7. es and is not mechanically damaged if impeller does not touch suction nozzles fan does not spread noise and mounting bolts are screwed 3 Air heater check Check if electric air heater is properly fixed wires connections are not damaged and heat ing elements are not bent They can be damaged or bent due to uneven heat or uneven and turbulent air direction Check if electric air heater is clear of unnecessary things and heating elements are not clogged because this can cause unpleasant smell or in the worst case dust can start burning Air flow through the air heater should be greater than 1 5 m s Heating elements can be cleaned with hoover or wet textile 4 Air filter clogging check Change air filters when air filter clogging is indicated We recommend to change filters at least twice per year before and after heating season or more Filters are one time used We do not recommend cleaning them Stop the air handling unit before changing filters Clogged filters unbalance ventilation system air handling unit uses more power 40 We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent D UULAOULLLLL L LUU VLL tE domekt Technical Information Specifications RECU 300 350 450VE W B AC EC AC VE VW EC VE VW EC 2 type VE VW Filters Supply Exmestar 0 Acoustic data of RECU 300VE W EC dB A Owe 85 86 sa sa amp s2 so 48
8. if automatics box are positioned correctly Automatics box are maintained from inspection side Picture 4 shows unit with right hand inspection side To get unit with left hand inspection side internal unit ele ments must be turned round Remove both unit s panels which afterwards must be counterchanged to have pos sibility of other side inspection Start with automatic box 5 Picture Unplug cabels before rotating automatic box bo a t Ng unplug plug Unscrew as Unscrew the bolts inside unit to dismount automation box after that it can be rotate Taking off the switch from the unit it is needed to take it apart from each other and check if the contacts are fouled ra We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent l domekt Do not forget plug in the cabels into automation box Picture 7 shows unit from right hand inspection side Do not forget to put on elements for hanging before screwing on back panel The place for the unit should be selected with allowance for minimum access to the unit for maintenance and service inspection The minimum free space in front of the inspection panel should be not less than 350 mm It is recommended to install the air handling unit in a separate room 8 Picture We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent omekt Unit b
9. komfovent qomekt omekt komf Gg PEST DOMEKT RECU 300 350 450VE W B AC EC series Air Handling Units Installation and Maintenance Service Manual EN komfovent domekt Content Safety Requirements 3 Transportation cc C C lei 3 Brief Description of the Unit O TI 5 Installation RC 6 Maintenance besser IIeImenne nennen nnn nass sn seen rrr nass asse ern nnne n 9 Technical Information 0 e enne nennen nennen enne En 11 Ordering Key LC 14 Installation and Maintenance Service Manual komfovent omekt Safety Requirements To avoid accidents and or unit damage only a trained technician must carry out the connection The appropriate Personal Protective Equipment PPE attire is worn relative to the operation being carried out Electrical equipment is rated connected and earthed in accordance with CE regulations The air handling unit must be plugged in to an electrical outlet with earth which is in good order and corresponds with all requirements of electric safety Before starting any operations inside the unit make sure that the unit is switched off and the power cable is unplugged Earth must be installed according EN61557 BS 7671 The unit should be installed according to Installation and Maintenance Manual Before starting the unit check correct position of air filters Service maintenance should be carried out only in conformity with the instructions spe
10. rackets positions Condensate Drain Connections 653 6 1 Screw 2 Wall plug 3 Hanging bracket 1 4 Hanging bracket 2 5 6 7 8 9 Bolt M5 Gasket Self tapping screw L shape bracket Washer M5 DIN9021 All condensate drain connections must be correctly trapped Incorrect trapping can result in flooding within the unit and consequent flooding of the immediate area Fill the drain trap with water before starting up the unit All drain lines should be insulated where passing through any space where damage from condensation drip might occur If the unit is installed in unheated premises the condensate pipe should be heat insulated and heated with heating cable EN We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent omekt A condensate pipe and a drain trap view 1 om mga E E O m E min 60 mm Final Inspection After installation of the unit a thorough inspection should be carried out This should include inspecting the inside of the unit and removing debris and tools which may have been left behind by on site contractors Replace any panels which may have been removed and close all access doors ensuring that the door sealing gaskets have not been damaged Maintenance Before performing any inspection work check whether the unit is switched off from the electric power supply It is recommended to carry out routin
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