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 USER 

AND MAİNTENANCE MANUAL

 

www.airflow.com

1. WARNINGS 

&

 SAFETY INFORMATION

 

Install this product in an environment where the temperature ranges fro

m 0 °C to +40 °C and the relative humidity 

is less than 80%. If condensation is expected to form, heat up the fresh outside air by a duct heater etc. 

This unit is designed for the indoor 

installation only

it is not suitable

 for outdoor

 installation

.

It is recommended that no p

ackaging should

 

be removed until

 the unit reaches the installation point so that no damage

occurs on the unit. Select an adequately sturdy position for installing the product and install it properly and securely. 

This  unit 

must  only 

be  used 

and  installed 

according  to 

the installation, user and maintenance manual.

(Otherwise 

all guarantees and warranties will be void.

)

Electric supply to unit should be isolated before performing any maintenance or repair work.

Any work on the unit apart from basic maintenance should be carried out by a suitably qualified person.

It is recommended protective gloves to be worn during 

installation.

Only original manufacturer replacement on spare parts should be used.

Unit should not be operated without all external panels in place.

Do not touch the hot surfaces during the operation of the unit.  

This product must not be disassembled under any circumstances. Only authorized repair technicians are qualified 

to conduct disassembly and repairs. 

Perform the preliminary inspections before starting-up the unit.  

By not following these instructions when carrying out routine maintenance of the unit 

may result in damage to

the unit and/or 

injury of 

the operator.

 

D

irty filters should be placed in a 

sealed container

 and be destroyed in compliance 

with local solid waste 

procedures.

C

are should be taken to not damage the fans when cleaning. It is recommended that a soft brush or vacuum cleaner 

to be used.

Please read this important safety information before 

proceeding to the manual.

Summary of Contents for 90001243

Page 1: ...Duplexvent DV65 DV82 DV130 Entro V Part No 90001243 90001244 90001245 RESIDENTIAL HEAT RECOVERY UNITS User maintenance and installation manual 80000993 Issue 1 08 20 ...

Page 2: ...allation 9 9 OPTIONAL SPIGOT INSTALLATION 10 10 CONTROL OPTIONS 11 10 1 Filter Function 11 10 2 By pass Function Optional 12 10 3 Frost Protection Function 12 10 4 Boost Function 12 10 4 Warnings 13 10 5 Child Proof Protection Function 13 10 6 Sensor VDD Optional 13 10 7 Basic controller Functions 14 11 MAINTENANCE INSTRUCTIONS 15 11 1 Heat Exchanger Maintenance 15 11 2 Filter Maintenance 16 11 3 ...

Page 3: ...or repair work Any work on the unit apart from basic maintenance should be carried out by a suitably qualified person It is recommended protective gloves to be worn during installation Only original manufacturer replacement on spare parts should be used Unit should not be operated without all external panels in place Do not touch the hot surfaces during the operation of the unit This product must ...

Page 4: ... Anchor x 3 M6 70 Chipboard Screw x 3 User Guide x 1 Control Panel and Guide x 1 Panel Trunnion Spare x 3 M6 15 Imbus Bolt Spare x 2 3 MAIN COMPONENTS The unit is designed to recovering thermal energy from the exhausted air in a ventilation system The recovered energy is directly transferred to the incoming fresh air supply this can reduce load on the property heating systems ...

Page 5: ...gital controller 4 speed manual controller Optional digital controller 4 speed manual controller Optional digital controller Duct diameter mm 160 160 200 Condensate discharge 1 2 inch BSP thread 1 2 inch BSP thread 1 2 inch BSP thread Summer Bypass damper 100 Automatic 100 Automatic 100 Automatic Frost protection Yes Yes Yes Filter class G4 ISO Coarse 55 optional F7 ISO ePM1 55 G4 ISO Coarse 55 op...

Page 6: ... C D E 580 430 690 400 160 580 530 795 600 160 716 690 795 800 200 Service Space All measurement values are mm A clear space must be provided in front of the unit for service E is the spigot diameter D is the minimum service space required Front View Side View DV65 Entro V DV82 Entro V DV130 Entro V ...

Page 7: ...NUAL www airflow com 7 7 UNIT LABELS Please see product labels and their individual definitions Energy Label Product Label Supply Air Return Air Exhaust Air Outside Air Drainage Filter Electric Panel DV65 Entro V DV65 Entro V ...

Page 8: ...re there is adequate access for installation operation and maintenance see page 6 Care should be taken when choosing the location of the unit Although the unit has been designed to minimise M8 flush steel dowel is fixed to wall The M8 imbus bolt is compressed so that it passes through the hanger Hang the device onto the bracket Must be horizontal balanced when wall and floor mounting noise output ...

Page 9: ...e less than the diameter of the drainage outlet connection Not less than a diameter of 1 2 inch BSP II A pipe coupling should be fitted at the pipe connections enabling easy disconnection for service and maintenance III Suitable water trap measures should be taken see below Pipe runs should slope away from the unit enabling condensation to drain away Apply a fixing adhesive to the drain connection...

Page 10: ...TION 1 To remove side spigots remove the retaining screws on relevant spigots lift off the unit 2 Remove the blanking plates by unscrewing the 4 screws and lift off 3 Install spigots to the relevant position on the side of the unit and secure with the 4 retaining screws 4 Install the blanking plates to the exit hole on the upper side and secure with the 4 retaining screws ...

Page 11: ...sor air quality sensor or humidity sensor Optional Frost Protection Function Where outdoor air is too low this function is a protection method to prevent heat exchanger from freezing Standard Standard Modbus Function It controls all functions of unit via PC or central automation board Standard Standard Weekly Timer Function Unit can be programmed to operate on certain periods of the week All possi...

Page 12: ... is below 3 C Set temperature value is changeable This function is used to increase supply and extract air flow when high levels of contamination are being produced when cooking or taking a shower etc There are 2 boost options available on controller One of them is by using the controllers the other one is through remote switches boost switches wired in the unit s PCB 1 Boost function is activated...

Page 13: ...ode is ERR on digital controller See failure code list Note After troubleshooting press on basic controller and on digital controller for 3 seconds 10 5 Child Proof Protection Function It is used to lock the keypad of the controller See use of keypad Note Child proof protection is available on digital controller 10 6 Sensor VOD Optional accessories Sensor VOD function is available on digital contr...

Page 14: ...Duplexvent Entro V Line USER AND MAİNTENANCE MANUAL 14 www airflow com 10 7 Basic Controller Functions ...

Page 15: ...efficiency of the unit at a high level Recommend inspection of core when filter maintenance change takes place Cleaning can be carried out by using a nozzle connection to a vacuum cleaner on by flushing with a warm mild detergent solution Care should be taken not to damage the heat exchanger core Heat Exchanger Cleaning Isolate unit before carrying out any work Work to be carried out only by a com...

Page 16: ... out the air filter Cleaning the air filter Do not wash the filters Clean the filters with vacuum Filters must be changed after 3 cleanings Change any damaged filters If there are F7 filters do not clean to F7 filters and change them straightaway Install the filter into the chamber with the same instructions 11 3 Fan Maintenance Only by competent personnel Isolate the electric supply to unit Remov...

Page 17: ...ess humidity during the heating season The ventilation unit works properly when the flow rates are adjusted in accordance with the above regulations to ensure optimum ventilation of the house Electrical Connections Mains supply voltages 230 V AC are present in this equipment which may cause death or serious injury by electric shock Only a qualified electrician or installer should connect the power...

Page 18: ...eceiving information humidity and temperature sensors Standard Modbus It controls all functions of unit via PC or central control system board Standard Filter Function There are 2 alternatives to control filters Standard Alternative 1 It records run time of the unit and when set times expires control panel gives an alert for filter change Alternative 2 Filter change time can be controlled with pre...

Page 19: ...d the heat exchanger are clean The unit has been switched off unexpectedly Mains voltage failure Consult a qualified electrician to check mains power supply to units The unit makes a lot of noise Rumbling Ratting noise Contact your supplier installer Fan motor fault Water leakage near the unit Condensate trap is clogged of frozen Check the condensate drain and clean it if necessary change it Conde...

Page 20: ...Duplexvent Entro V Line USER AND MAİNTENANCE MANUAL 20 www airflow com WIRING DIAGRAM ...

Page 21: ...w Developments Limited Aidelle House Lancaster Road Cressex Business Park High Wycombe Buckinghamshire HP12 3QP U K E infor airflow com T 44 0 1494 525252 W airflow com Copyright 2016 Airflow Developments Ltd ...

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