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3.2. Devices

1

2

5

The ventilation unit has several pre-programmed modes.

A number of control switches are available for active

adjustment to the right mode/ventilation capacity:
1. Wireless control switch with three settings and timer

function.

2. Wireless control switch with two settings, automatic

mode and timer function.

3. Wired three-position switch for installation.

A combination of the above options.

You can pair a maximum of 20 wireless control switches

and/or sensors with a Heatrae Sadia ventilation unit or

system.

3.3. Sensors

The ventilation unit can be controlled by the following

available sensors:

RFT CO

2

 sensor; 230 V

RFT RV sensor; battery-powered

RF-PIR BAT battery-powered.

For pairing or unpairing a wireless sensor with the unit,

see Pairing and unpairing wireless devices and sensors on

page 15.

3.4. Pairing and unpairing wireless

devices and sensors

3.4.1. Pairing wireless devices

Pairing a wireless control switch should be done in the

vicinity of the ventilation unit.
a) Switch off power to the ventilation unit, wait

15 seconds, and then switch on power again.

b) Within two minutes, press two diagonally opposite

buttons at the same time on the control switch.

The control switch is now paired with the ventilation unit.

For information about pairing and unpairing optional

controls, see the documentation included with the

controls.

3.4.2. Unpairing RF devices

Unpairing a wireless control switch should be done in the

vicinity of the ventilation unit.
a) Switch off power to the ventilation unit, wait

15 seconds, and then switch on power again.

b) Within two minutes, press the four buttons of the

control switch at the same time.

Now the ventilation unit will no longer respond to the

control switch(es). Unpairing one control switch

automatically unpairs 

all

 switches, controls and sensors.

15

Содержание HRU ECO 4

Страница 1: ...HRU ECO 4 User manual...

Страница 2: ...Translation of the original document...

Страница 3: ...em or surrounding area Note Instructions important for the installation functioning operation or maintenance of the product Failure to observe these instructions can result in minor damage to the prod...

Страница 4: ...fiche information 12 2 8 Accessories 13 2 9 Recycling 13 3 Operation 14 3 1 Ventilation speeds 14 3 2 Devices 15 3 3 Sensors 15 3 4 Pairing and unpairing wireless devices and sensors 15 4 Inspection...

Страница 5: ...experience knowledge if under supervision or after having received instructions regarding safe use and if they are aware of the product and or system hazards Cleaning and maintenance by the user may...

Страница 6: ...pect the product regularly for faults In the event of faults switch the product off and contact your installer or Heatrae Sadia Customer Service immediately Switch the product off if The product is no...

Страница 7: ...ECO 4 ventilation system from Heatrae Sadia is an example of these advanced appliances The HRU ECO 4 is a balanced ventilation system with heat recovery The ventilation unit is equipped with two fans...

Страница 8: ...rgies who are sensitive to this During the product s lifetime the filters will become dirty which reduces the capacity of the ventilation unit It is therefore essential that the filters are cleaned as...

Страница 9: ...nergy efficient manner When the the CO2 level has fallen sufficiently the capacity of the ventilation unit is automatically decreased Tip It is possible to place several wireless sensors and controls...

Страница 10: ...2x s Bypass mode Lit Normal operation Pattern Function Red Orange Blinks 1x s Blinks 1x s Exhaust fan fault Blinks 1x s Blinks 2x s Supply fan fault Blinks 2x s Blinks 2x s Exhaust temperature sensor...

Страница 11: ...ring forced drying Good ventilation and air circulation are essential during the drying process During the first year keep furniture approximately 5 cm away from the walls to allow the moisture to esc...

Страница 12: ...Pmax W 154 Sound power level LWA dB 52 Reference flow rate qref m3 s 0 069 Reference pressure difference Pref Pa 50 Specific power input SPI W m3 h 0 255 Ventilation control Manual control no DCV Con...

Страница 13: ...n how to do so The product s packaging can be recycled These materials should be disposed of in a responsible manner in accordance with government regulations As a reminder of the need to dispose of b...

Страница 14: ...te The timer can be stopped at any time by pressing the button for low speed high speed or automatic mode Auto Night Auto Night raises the minimum ventilation speed to ensure sufficient ventilation du...

Страница 15: ...on page 15 3 4 Pairing and unpairing wireless devices and sensors 3 4 1 Pairing wireless devices Pairing a wireless control switch should be done in the vicinity of the ventilation unit a Switch off p...

Страница 16: ...he ventilation unit is switched on For more information consult the documentation provided with the relevant sensor The sensor is paired and the ventilation unit briefly changes speed to confirm the p...

Страница 17: ...heck for soiling and leakage 6 months 1 year Motor module Check for soiling imbalance 1 year Bypass valve Frost valve Check functioning and for soiling 1 year Heat exchanger Check for soiling 1 year A...

Страница 18: ...he filters as follows a Disconnect power to the ventilation unit b Remove both filter holders c Visually inspect the filters for soiling If the filters are dirty they must be cleaned or replaced d Cle...

Страница 19: ...me time Warning HRU ECO 4 should always be fitted with the appropriate filters Without filters the appliance can be irreparably damaged Note The dirty filter indication cannot be reset via the control...

Страница 20: ...ubber gaskets b Fully immerse the valves in a solution of a mild cleaning agent such as washing up liquid or all purpose cleaner If necessary the valves can be cleaned in a dishwasher c Wipe off the v...

Страница 21: ...an for soiling and clean it if necessary Check the fan for defects and replace it if necessary The status LED on the ventilation unit blinks once red and twice orange Cause Solution a The ventilation...

Страница 22: ...he unit will automatically return to normal operation Neither fan is rotating Cause Solution a The ventilation unit s plug is not plugged into a power socket Insert the plug into a power socket b The...

Страница 23: ...connected to the unit Check the connections and ensure that fixed ducts are clamped to the wall ceiling or floor e The bypass valve is blocked rattling noise The bypass valve strikes the stop during t...

Страница 24: ...nect the switch wires correctly see wiring diagram d The ventilation unit PCB is faulty Replace the PCB and carry out the commissioning procedure again The ventilation unit is leaking water Cause Solu...

Страница 25: ...g supplied to the dwelling Cause Solution a The filter in the extraction outlet is blocked Clean or replace the filter in the air outlet b The air valves are not correctly adjusted Put the ventilation...

Страница 26: ...claimer This warranty does not apply to Disassembly and assembly costs Faults which are caused by incorrect treatment Negligence or accident Faults that have been caused by repairs by third parties wi...

Страница 27: ...mmission Delegated Regulation EU No 1254 2014 of 11 July 2014 supplementing Directive 2010 30 EU of the European Parliament and of the Council with regard to energy labelling of residential ventilatio...

Страница 28: ...HEATRAE SADIA HEATING Hurricane Way Norwich NR6 6EA www heatraesadia com SERVICE 44 0 344 871 1535 EMAIL customer support heatraesadia com 01 02504 002 ID 2018 02 07 1426...

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