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Vents VUE 250 VB EC Series, Руководство пользователя

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www.ventilation-system.com

VUT/VUE 250 VB(E) EC L/R

IF UNIDENTIFIED NOISES OR ODOURS SHOULD ARISE AND IN CASE OF DEFORMATION 

OF ELEMENTS, VIBRATION, TERMINATION OF AIR SUPPLY/EXTRACTION OR REDUCED 

SYSTEM PERFORMANCE, IMMEDIATELY DISCONNECT THE UNIT FROM POWER SUPPLY 

AND CONTACT THE SELLER FOR THE VENTILATION SYSTEM DIAGNOSTICS 

DIAGNOSTICS MUST BE CARRIED OUT BY QUALIFIED SPECIALISTS

POSSIBLE MALFUNCTIONS AND TROUBLESHOOTING

Problem

Possible reasons

Troubleshooting

The fan(s) does (do) not 
start when the unit is on.

No power supply.

Make sure the power supply line is connected correctly, 
otherwise troubleshoot a connection error.

The mode in which the fans are turned off is set.

Change the mode with the help of the control panel.

Low air flow.

Low set fan speed.

Set higher speed.

The filters and the fans are clogged, the heat exchanger 
is clogged.

Clean or replace the filters, clean the fans, and the heat 
exchanger.

Ventilation system elements (air ducts, diffusers, louver 
shutters, grilles) are clogged, damaged or closed.

Clean or replace the ventilation system elements, such as air 
ducts, diffusers, louvre shutters, grilles.

Cold supply air.

The extract filter is soiled.

Clean or replace the extract filter.

Noise, vibration.

The fan or casing screw connection is loose.

Tighten the screw connection of the fans or the casing.

No anti-vibration connectors on air duct pipe flanges.

Install anti-vibration connectors.

Water leakage 

(only for VUT 250 VB(E) EC L/R 
units)

The drainage system is soiled, damaged, or installed 
incorrectly.

Clean the drain line. 
Check the drain line slope angle. Make sure that the U-trap is 
filled with water and the drain pipes are frost protected.

If troubleshooting steps have failed, contact the Seller of the product.

In case of faults not described in the table, contact the Seller for further information.

TROUBLESHOOTING

Содержание VUE 250 VB EC Series

Страница 1: ...Air handling unit VUT 250VB EC L VUT 250VB EC R VUE 250VB EC L VUE 250VB EC R VUT 250VBE EC L VUT 250VBE EC R VUE 250VBE EC L VUE 250VBE EC R USER S MANUAL ...

Страница 2: ...it Disconnect the unit from the power supply prior to any connection servicing maintenance and repair operations Only qualified electricians with a work permit for electrical units up to 1000V are allowed for installation and maintenance The present user s manual should be carefully read before beginning works Check the unit for any visible damage of the impeller the casing and the grille before s...

Страница 3: ...e and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a safety hazard Ensure that the applia...

Страница 4: ...nd is not designed for stand alone operation It is rated for continuous operation Transported air must not contain any flammable or explosive mixtures evaporation of chemicals sticky substances fibrous materials coarse dust soot and oil particles or environments favourable for the formation of hazardous substances toxic substances dust pathogenic germs Name Number Air handling unit 1 User s manual...

Страница 5: ...tion with the ambient temperature ranging from 1 C up to 40 C and relative humidity up to 60 without condensation In cold damp rooms there is a possibility of freezing or condensation inside and outside the casing In order to prevent condensation on the internal walls of the unit it is necessary that the surface temperature of the casing is 2 3 C above the dew point temperature of the transported ...

Страница 6: ...UE 250VB E EC L ØD1 B1 B2 B6 B7 B3 B4 B5 B8 VUT VUE 250VB E EC R ØD1 B1 B2 B6 B7 B3 B4 B5 B8 Model Dimensions mm H1 A1 A2 B1 B2 B3 B4 B5 B6 B7 B8 D1 VUT VUE 250 VB E EC L 1094 560 583 230 181 174 270 450 320 101 9 160 VUT VUE 250 VB E EC R 320 101 110 290 174 127 181 9 ...

Страница 7: ... open or closed depending on operation mode of the unit During the operation of VUT 250 VB E EC L R units the difference between the supply and extract air flow temperature leads to condensate generation Condensate is collected in the drain pan and is removed outside through the drain pipe The VUE 250 VB E EC L R units are equipped with an enthalpy heat exchanger and do not require condensate drai...

Страница 8: ...ply fan Supply air is heated in the heat exchanger by transferring the heat energy of warm and humid extract air to the cold fresh air The air flows are fully separated while flowing through the heat exchanger Heat recovery minimizes heat losses which reduces the cost of space heating in the cold season Summer Cooling mode The bypass damper is opened the extract air that is removed from the premis...

Страница 9: ...her protecting device with mesh width not more than 12 5 mm When choosing the unit installation location it is necessary to provide free access to the hinged panel for technical and service maintenance MOUNTING AND SET UP The air ducts must be slipped over the unit flanges until tight Flexible air ducts must be rigidly fixed with a metal worm clamp The unit must be mounted strictly horizontally in...

Страница 10: ...in earthquake prone areas Install the mounting brackets on the wall Unscrew the feet Hang the unit and screw the feet through the holes in the brackets CONDENSATE DRAINAGE Condensate drainage is required for the VUT 250 VB E EC L R unit series The hole for the drain pipe is at the bottom of the unit Remove the plug from the hole in the unit Install the drain pipe from the delivery set into the hol...

Страница 11: ... the fixing screws and remove the cover The control unit contains a terminal block and a controller for connecting external devices CONNECTION TO POWER MAINS POWER OFF THE POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT THE UNIT MUST BE CONNECTED TO POWER SUPPLY BY A QUALIFIED ELECTRICIAN THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE MANUFACTURER S LABEL ...

Страница 12: ...yellow 4 white Designation Name Cable type Model Note SM1 Supply air damper actuator 2 x 0 75 NO 3 A 30VDC 250 AC SM2 Exhaust air damper actuator 2 x 0 75 NO 3 A 30VDC 250 AC РК1 Contact from fire alarm panel 2 x 0 75 NC Remove the jumper Р1 External control panel 4 x 0 5 ENH Duct heater for reheating 4 x 0 5 ENH RT2 Duct temperature sensor 2 x 0 25 Remove the jumper The supply voltage of the SM1 ...

Страница 13: ...cess the filters unscrew the thumbscrews and remove the service panels 2 Heat exchanger maintenance once per year Some dust may accumulate on the heat exchanger even in case of regular maintenance of the filters To maintain high heat recovery efficiency regular cleaning is required To clean the heat exchanger remove it from the unit and clean the heat exchanger by using compressed air or a vacuum ...

Страница 14: ... if necessary 5 Supply air flow control twice per year The supply duct grille may get clogged with leaves and other objects reducing the unit performance and supply air delivery Check the supply grille twice per year and clean it as required 6 Ductwork system maintenance once in 5 years Even regular fulfilling of all the maintenance operations prescribed above may not completely prevent dirt accum...

Страница 15: ...d the heat exchanger is clogged Clean or replace the filters clean the fans and the heat exchanger Ventilation system elements air ducts diffusers louver shutters grilles are clogged damaged or closed Clean or replace the ventilation system elements such as air ducts diffusers louvre shutters grilles Cold supply air The extract filter is soiled Clean or replace the extract filter Noise vibration T...

Страница 16: ...e hoist machinery for handling and storage operations to prevent possible damage to the unit Follow the handling requirements applicable for the particular type of cargo The unit can be carried in the original packaging by any mode of transport provided proper protection against precipitation and mechanical damage The unit must be transported only in the working position Avoid sharp blows scratche...

Страница 17: ...ntact the Seller for warranty service The manufacturer s warranty does not apply to the following cases User s failure to submit the unit with the entire delivery package as stated in the user s manual including submission with missing component parts previously dismounted by the user Mismatch of the unit model and the brand name with the information stated on the unit packaging and in the user s ...

Страница 18: ...18 VUT VUE 250 VB E EC L R www ventilation system com ...

Страница 19: ...ATION CERTIFICATE The VUT VUE VB_______________________ unit is installed pursuant to the requirements stated in the present user s manual Installation Stamp Company name Address Phone Number Installation Technician s Full Name Installation Date Signature The unit has been installed in accordance with the provisions of all the applicable local and national construction electrical and technical cod...

Страница 20: ...V240EN 01 ...

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