Airflow 90000068 Instructions For Installation, Use And Maintenance Manual Download Page 1 | Manualshive

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Installation, use and maintenance manual

Installation, use and

m

aintenance

m

anual

for

D

uplexvent

F

lexi

DV

650,

1100,1600, 2600, 3600

1
2
3
...
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Summary of Contents for 90000068

Page 1: ...Installation use and maintenance manual Installation use and maintenance manual for Duplexvent Flexi DV650 1100 1600 2600 3600 ...

Page 2: ...ories must be installed and used in compliance with the design technical conditions specified by the manufacturer and applicable legislation and technical standards in effect The appliance may not be installed and operated in an aggressive environment that could damage its external and internal mechanical parts Before putting the appliance into permanent operation an initial inspection report on t...

Page 3: ...nges 15 5 16 Installing and connecting water chiller to the cool source 15 5 17 Installing mixing valve of the water chiller 16 5 18 Installing direct chiller 16 5 19 Installing electric heater pre heater EPO V 16 5 20 Installing manostats to control constant flow and constant pressure 16 6 Electrical connection commissioning description of controls 17 7 Hygienic instructions for compliance with V...

Page 4: ...10 Failures and troubleshooting 23 11 Repairs spare parts 24 12 Warranty 24 13 Visual appendix manuals 25 13 1 Connecting the condensate drain line 25 13 2 Rotating the fan 26 13 3 Fitting the filters 27 ...

Page 5: ...a failure the appliance must be disconnected from power supply as soon as possible The water chiller in all versions must be filled with an antifreeze solution with sufficient thermal resistance or it must be drained for the period during which outdoor temperature might fall below 5 C We recommend draining water from the chiller with pressurized air not using a gravity flow Appliances with hot wat...

Page 6: ...lely permitted methods of handling 4 Description 4 1 General DUPLEXVENT Flexi series ventilation units with heat recovery are compact appliances containing in a single cabinet two independently powered fans with flexibly mounted engines a highly efficient heat recovery exchanger assembled from thin walled plastic boards for the recovery of heat cool a by pass damper slide out filters and drainage ...

Page 7: ...ther conditions occur at the site of installation that would cause the dew point to be exceeded in the supply air region of the heat recovery exchanger or an independent cooling system is installed in ventilated rooms DUPLEXVENT Flexi units may only be used provided that it has been arranged via appropriate measures that the dew point will not be exceeded in the heat recovery exchanger The typical...

Page 8: ...ror by showing a yellow triangle on the top of the display 3 Click on the symbol of the error The control panel will display the message Orientation is not set 4 Proceed back to the default screen click on the cogwheel in the bottom left corner 5 Click on the Settings symbol in the top right corner 6 Enter the service menu password The password is available to authorized partners 7 Proceed to the ...

Page 9: ... on the opposite side of the unit supply air outlet e2 SUP the last remaining port is extract air inlet port i1 ETA Note Depending on a specific location of the unit proceed clockwise or anticlockwise 5 5 Adjusting the unit turning ports e2 SUP i2 EHA Only units up to size 1600 can be adjusted that way When making the adjustment follow the diagram below and the visual instructions in the appendix ...

Page 10: ...tallation Before installation remove the wooden transport planks The versatile design of 650 1100 1600 2600 and 3600 sizes allows mounting the unit under the window or under the ceiling Fit the appliance in such a way that the prescribed handling spaces are observed Floor standing position The appliance is placed on height adjustable feet Hmin 147 mm included in delivery 4 pieces in sizes 650 and ...

Page 11: ...ee the picture 5 8 Connecting the condensate drain pipe The unit is versatile and in total has 4 condensate outlets for 2 directions of air flow and 2 installation positions A single specific condensate outlet is always used for a particular application For the window position use the condensate outlet in section i2 EHA ℎ1 10 50 ℎ2 2 10 50 ℎ 1 5 10 100 Δp maximum positive negative working pressure...

Page 12: ... is an extract air filter ETA The outdoor air filter is installed in chamber e1 ODA the extract air filter in chamber i1 ETA 5 10 Installing air filters The unit is supplied with separately packaged filter cassettes Remove and unpack the cassettes and check their condition Then install the cassettes in their proper locations on the unit as shown in the Chapter 5 9 Unpack and install air filters la...

Page 13: ...l bushing on the unit s surface also see a separate manometer installation manual The tube must always connect two matching connection points identified by symbols and F and and F cannot be combined Make sure that tubes from just one filter are connected to the manometer Attach the relevant label near each manometer Fill out the boxes with the filter grade and record the flow rates and pressure lo...

Page 14: ...nob to set the value on the scale precisely to zero Screw the top filling plug in After installing the manometers do not tilt the machine or the door if they are installed on the door Measurement liquid might leak out 5 12 Installing hot water heating coil During the mechanical installation of the hot water air heater follow the manual supplied with this optional accessory The following rules must...

Page 15: ...nual supplied with this optional accessory 5 15 Installing flexible flanges During the mechanical installation of flexible flanges follow the manual supplied with this optional accessory 5 16 Installing and connecting water chiller to the cool source During the mechanical installation of the water chiller follow the manual supplied with this optional accessory Servo drive R HW of the mixing valve ...

Page 16: ... installation and connection of the control manifold of the hot water heater follow the instructions supplied with this optional accessory 5 18 Installing direct chiller During the mechanical installation of the direct chiller follow the manual supplied with this optional accessory During the connection of the direct chiller follow the instructions of the supplier of condensation units and connect...

Page 17: ...t complies with all requirements of the VDI 6022 standard for the hygiene o HVAC device In order to meet those requirements during operation it is essential to ensure for the appliance to be operated maintained inspected and cleaned by sufficiently qualified personnel in accordance with instructions contained in the operation and maintenance manual It is also essential to ensure for the remaining ...

Page 18: ...t control and function Required hygiene training of personnel Category B Category A Category B simple inspection and maintenance of the equipment e g replacing filter fabric regular cleaning of equipment etc may be carried out by personnel without professional qualifications who received category B hygiene training a Category B hygiene training of personnel Personnel must demonstrate familiarity w...

Page 19: ...eplace filters that cannot be regenerated later clean thoroughly x 2 4 Check hygienic conditions x 3 Drop eliminator 3 1 Check for impurities damage and corrosion Cleaning functional maintenance x 3 2 Check drop eliminator for deposits Cleaning functional maintenance in case of visible deposits x 3 3 Check hygienic conditions x 4 Heat exchangers 4 1 Check for impurities damage and corrosion Cleani...

Page 20: ...if need ed 8 3 Clean structural parts of secondary air flow x While checking air filters make sure the following is documented e g in the operational logbook o Pressure difference o Time of operation o Appearance check for cracks in filter material and leaks between the frame and mounting wall If significant contamination or cracks are present the air filter must be replaced Hygiene inspections mu...

Page 21: ...load of the external and internal environment and the subsequent contamination of filters and an increase in air resistance indicated by the differential manostats every 500 to 2000 running hours The filter cassettes are replaced when the final permitted difference between filter pressures or the time interval for replacement have been reached or if the filters show technical or hygienic functiona...

Page 22: ...them in place Check for the tight fit of the exchanger in the guide rails Do not expose the exchanger to ultraviolet light store it in darkness if necessary Never clean the exchanger with agents that might contain organic solvents there is a risk of irreversible damage to the exchanger 9 6 Draining and inspection of the condensate collection tank not included in delivery If the condensate is drain...

Page 23: ... is supplied continuously Air in water chiller only in CHW version Air bleed the water chiller Cooling water temperature too low only in CHW version Check cooling water temperature Cooling water flow rate too low only in CHW version Check the condition of the sludge filter on the cooling water inlet clean the filter Condensation unit is not running only in CHF version Switch on the condensation un...

Page 24: ...he Regulation of the Commission EU 1253 2014 12 Warranty The product is covered by warranty according to general delivery terms and conditions and the warranty conditions of the supplier which are a part of the accompanying documentation The supplier is not liable for damage caused by unprofessional installation and operation that is not in compliance with the operation and maintenance manual and ...

Page 25: ...25 13 Visual appendix manuals 13 1 Connecting the condensate drain line ...

Page 26: ...26 13 2 Rotating the fan The option is available for the model DUPLEXVENT Flexi 1600 only 4mm PZ2 ...

Page 27: ...27 13 3 Fitting the filters ...

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