DOMEKT REGO REcu P
Contents
1. if position of return water temperature sensor is right Check if electric air heater is properly fixed wires connections are not damaged and heating 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 ele ments can be cleaned with hoover or wet textile 5 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 If air handling unit is working in small speed the filters must be checked on unit maximum speed 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 Technical Information Heater nuclis Opera ting Fans input con capac f current A p nection Filter class Supply sions Exhaust air bxhxl mm uu 2x58 2x77 cu 278x258x46 the 278x258x46 1 56 2 56 2x135 2x165 F5 F7 278x258x46 500 PECF 500 PW CF F5 E5 410x200x46 F5 E5 410x200x46 ecu aciec eje e W Ducted DH water heater En We reserve the right to make changes witho2. Pictures To hang unit use vibra tion dampers Free access to the unit should be projected in ceiling construction The air handling unit RECU can be installed only to the ceiling due to position of drainage Maintenance Space A O E e E A gt Ceiling 4 b Picture 1 Air handling unit 2 Ducts connection 3 Sound attenuator 4 Rubber mat not included in unit set 5 Holder 4 b c Pictures Unit holder is made of 2 5 mm galvanized steel sheets according to EN 10142 6 We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent omekt Ductwork The air flows in out air handling unit through ductwork We recommend using galvanized steel Zn 275 gr m ductwork to ensure easy cleaning and durability It is necessary to use the ductwork system with low air flow rate and small pressure drop to have necessary air volume and low sound level and save the energy The appropriate sound attenuators will reduce the noise level of the fans in the premises Outdoor and exhaust ductwork should be insulated with 50 100 mm thickness insulation to avoid the condensation Note temperature sensor B1 has to be mounted in the supply air duct under electric heater see the functional diagram in Control System Installation and Operation Manual It is necessary to leave space in straight air duct for sensor mounting and guarantee the space for maintenance and servi
3. amily houses offices etc having operating ambient temperature and relative humidity As standard the unit is designed for in door 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 REGO is equipped with a rotary heat exchanger RECU with plate heat exchanger air filters an electric or water 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 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 4 We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent domekt e We recommend to leave air handling unit in working mode minimum 20 percent of power during the first operation year Due to moisture in building constructions condensation may occur inside and outside the air handling unit Continuous operation of the equipment will significantly reduce the risk of condensation 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 Ifthe unit is placed in spaces with hi
4. ce work Minimal space be tween the unit and B1 sensor is the space of double air duct diameter AN Ductwork steelwork and any other services should not be supported off the unit 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 It is recommended to carry out routine maintenance of the air handling unit KOMFOVENT DOMEKT REGO P 3 4 times per year Besides preventive maintenance inspection the following operations should be performed 1 Rotary heat exchanger check Inspection of the rotary heat exchanger is performed once per year Free rotation of the rotary heat exchanger continuity of the rotating belt absence of damages of the rotor drums and the seal gasket are checked It is necessary to check the stretch of belt Free belt will slide and the efficiency of rotary heat exchanger will fall down To reach maximal efficiency rotor must turn at least 8 times per minute Polluted heat exchanger will decrease efficiency Clean heat exchanger with an air blast or wash with tepid water Check out water falling on the electric motor 2 Plate heat exchanger check Inspection and dedusting of the plate heat e
5. gh humidity condensation might occur on the surface of the unit when outdoor temperatures are very low KOMFOVENT DOMEKT REGO RECU Flat Air Handling Units Schemes 5 2 7 1 8 4 3 6 6 438 1 1 7 2 5 REGO 250PE W REGO 400PE W 1 Rotary heat exchanger 5 Exhaust fan 2 Supply air filter 6 Electric air heater 3 Exhaust air filter 7 Additional connection for air extraction from kitchen 4 Supply fan 8 Automation control system gt Outdoor intake RECU 500PE W Supply air gt Extract indoor 1 45 7 82 36 gt Exhaust air D Exhaust air from kitchen hood if mounted Condensate drain the siphon must be installed Plate heat exchanger Supply air filter Supply fan Exhaust air filter Exhaust fan Electric air heater Air by pass damper CONDOABRWDNDN W Ducted DH water heater We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent omekt Installation Maintenance Space Requirements It is recommended to install the air handling unit in a separate room or in the attic on a hard smooth surface insulated with a rubber mat 4 a Picture 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 control panel should be not less than 700 mm Air handling units can be also installed over ceiling or on the wall see 4 b c
6. komfovent domekt omekt DOMEKT REGO RECU P Series Air Handling Units Installation and Maintenance Service Manual EN komfovent TT domekt Content Safety Requirements 3 Transportation Li 4 Brief Description of the Unit 0 5 Installation i 6 Maintenance gt lalla T Technical Information 0 8 Ordering Key 10 This symbol indicates that this product is not to be disposed of with your household waste according to the WEEE Directive 2002 96 EC and your national law This product should be handed over to a designated collection point or to an authorised collection site for recycling waste electrical and electronic equipment EEE Improper handling of this type of waste could have a possible negative impact on the environment and human health due to potentially hazardous substances that are generally associated with EEE At the same time your cooperation in the correct disposal of this product will contribute to the effective usage of natural resources For more information about where you can drop off your waste equipment for recycling please contact your local city office waste authority approved WEEE scheme or your household waste disposal service 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 wor
7. n 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 instruc tions specified 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 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 mounted 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 Installation and Maintenance Service Manual komfo
8. ut prior notice Installation and Maintenance Service Manual komfovent omekt REGO 250PE W 155 7 a lt a gt T I a gt D gt 7 a gt a a fa Pa gt 2 gt VI Te W Ducted DH water heater We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent a domekt Ordering Key REGO 250 P E W CF B AC C4 F L Filter class F5 or F7 Controller type Motor type AC alternating current EC electronically commutated By pass Air heater W water E electric CF with counter flow heat exchanger Version flat Unit size AHU type REGO with rotary heat exchanger RECU with plate heat exchanger lt afialva UAB AMALVA Ozo str 10 LT 08200 VILNIUS LITHUANIA e mail info amalva lt www amalva com www komfovent com 2012
9. vent EEE domekt When unit is loaded or unloaded by crane cargo rope is fastened in its designated places Forklift truck or hand pallet truck can transport air handling unit as it is shown 2 a b c Pictures Air handling unit transportation by forklift truck hand pallet truck or crane 2a Unit is transported by forklift truck on a wooden pallet 2 b Picture 2b Unit is transported by hand pallet truck on a wooden pallet 2c Unit is lifted by crane 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 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 Brief Description of the Unit e Casings of air handling units are made of galvanized steel sheets which are powder painted Mineral wool is used for thermal insulation and sound attenuation Units cover panels are 25 mm thick e The air handling units are intended for ventilation of small and medium sized spaces eg single f
10. xchanger is performed once per year it is removed from the unit and blown with an air blast or washed with tepid water Note plate heat exchanger may be replaced with summer cassette when recuperation is needless 3 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 rotates and is not mechanically damaged if impeller does not touch suction nozzles fan does not spread noise the pressure tubes are connected to the nozzle if it is required mounting bolts are screwed The rubber couplings connecting the motor base and the unit should be visually inspected for signs of wear and replaced as necessary Any unusual noise or vibration when the fan is running should be immediately investigated as this usually an indication of wear or imbalance in the fan system We reserve the right to make changes without prior notice Installation and Maintenance Service Manual komfovent EEE domekt 4 Air heater check Recommended to perform periodical inspection and cleaning of heater Check the plates of water air heater The air heater is cleaned with hoover from supply air side or with air blast from exhaust air side If it is very dirty wash with tepid water which will not make corrosion of aluminium Check
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