Domus HRX-aQ AQH200-B Manual de instrucciones de instalación - Página 12

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10.0 FAULT FINDING
Caution - the electrical supply to the unit and from any external
triggers into the unit must be isolated before removing covers to
electrical connections.
Fault
Checks & Possible Solutions
•
Nothing
Check there is power connected to the unit.
Presence of an orange light visible from outside the
displayed on
white wiring centre box will indicate this.
the controller
LCD screen.
•
Check the electrical connections between VCC
(on controller) and 5V (on PCB).
•
Check the electrical connections between GND
(on controller) and GND (on PCB).
•
'Unconnect'
Check the electrical connections between TD (on
controller) and RXD (on PCB.
displayed on
the controller
•
Check the electrical connections between RX (on
LCD screen.
controller) and TXD (on PCB).
•
'Fail'
If relevant, check with the building management
services team if the external inhibit function has
displayed on
been activated.
the controller
LCD screen.
•
If connected, check the smoke detector isn't
activating the external inhibit function.
•
If no external inhibit control is connected,
check there is a link wire present between the two
terminals of the external inhibit connection on the
main PCB.
•
Check the electrical connections of the
aforementioned link wire between the two
terminals of the external inhibit on the main PCB.
•
'Fail (fan 1)'
Check the electrical connections for fan 1 on the
main PCB. There are four connections at the top
displayed on
of the board for control and three at the bottom of
the controller
the board for power.
LCD screen.
•
By removing the exhaust duct connection, check
there is nothing obstructing fan 1.
•
'Fail (fan 2)'
Check the electrical connections for fan 2 on the
main PCB. There are four connections at the top
displayed on
of the board for control and three at the bottom of
the controller
the board for power.
LCD screen.
•
By removing the supply duct connection, check
there is nothing obstructing fan 2.
•
Little or
Check that the filters have been removed from
the pre-commissioning protective covers.
no air is
extracting
•
Check that the filters are not blocked.
or supplying
•
Check that the system has been commissioned
through the
correctly.
room valves.
•
By removing the exhaust and supply duct
connections check there is nothing obstructing the
fans.
•
The unit is
Check that the system has been commissioned
correctly.
excessively
noisy.
•
By removing the exhaust and supply duct
connections check there is nothing obstructing the
fans
If the fault/faults cannot be resolved using the table above,
contact the Domus Ventilation Customer Service Team.
Technical or commercial considerations may, from time to time, make it
necessary to alter the design, performance and dimensions of equipment
and the right is reserved to make such changes without prior notice.
Domus Ventilation
Climate House, Western Industrial Estate, Caerphilly, CF83 1BQ, United Kingdom.
Tel: 03443 715 523
www.domusventilation.co.uk
LAB1199R | OCTOBER 2023

11.0 WARRANTY

The 2 year warranty starts from the day of delivery and includes first
year parts and labour, remaining year parts only. This warranty is void if
the equipment is modified without authorisation, is incorrectly applied,
misused, disassembled, or not installed, commissioned and maintained
in accordance with the details contained in this manual and general
good practice.
11.1 Extended Warranty
In addition to this two year warranty Domus also offers extended
warranty protection for this product for consumers based in the UK
subject to additional terms and conditions. You can find out more
about this extended warranty cover and purchase by contacting Domus
using one of the above methods.
12.0 END-OF-LIFE AND RECYCLING
Where possible components which can be largely recycled when the
product reaches its end-of-life have been used:
•
Fans, motors, controls, actuators, cabling and other electrical
components can be segregated into WEEE recycling streams.
•
Sheet metal parts, aluminium extrusion, heating/cooling coils and
other metallic items can be segregated and fully recycled.
•
EPP, plastic ducting, nylon corner pieces, plastic heat exchangers,
packaging material and other plastic components can be segregated
into mixed plastic and widely recycled.
•
Cardboard packaging, wood, and other paper components can be
largely recycled or fully processed in energy from waste centres.
•
Filter Disposal: Cardboard framed filters should be fully processed
in energy from waste centres, contact your local civic amenity site /
household waste recycling centre regarding metal / wire framed filters.
•
Remaining Items can be further segregated and processed in
accordance with the zero waste hierarchy. Please call After Sales
Support for further information on items not listed above.
Ensure that this product is made safe from any electrical / water
/ refrigerant supplies before dismantling commences. This work
should only be undertaken by a qualified person in accordance
with local authority regulations and guidelines, taking into
account all site based risks.
13.0 AFTER SALES AND REPLACEMENT PARTS
For technical assistance or further product information, including spare
parts and replacement components, please contact the After Sales
Department.
If ordering spares please quote the serial number of the unit together
with the part number, if the part number is not known please give a full
description of the part required. The serial number will be found on the
identification plate attached to the unit casing.
Installer Contact Details:
Company Name:
Contact:
Tel:
Email:
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