NuAire XB-W8-3L Installation, Operating And Maintenance Instruction

XB-W8-3L & XB-W8-3R
Supply & Extract Ventilation Unit with Heat Recovery
Installation, Operating and Maintenance Instructions
The information contained in this document provides details of
installation, operation and maintenance for installers and users of
the W8/3 Supply and Extract Ventilation Unit with Heat Recovery.
This supply and extract air handling unit comprises a combination of
high efficiency centrifugal fans with EC motors, controls, a counterflow
design enthalpy type plate heat exchanger, and supply and extract
filters.
The unit casing includes highly absorbent Acoustic treatment.
General information regarding performance and specifications for the
equipment may be obtained from the project specific documentation.
Code description:
Left Hand unit: XB-W8-3L
Right Hand unit: XB-W8-3R
1.0 Unit Access
Note - This product is available in functionally identical Left and
Right hand variants.
The unit Supply and Extract connections are positioned at one end of
the unit (room-side connections).
The corresponding Intake and Discharge connections are positioned at
the other end of the unit.
The unit must be installed with at least 600mm clearance from a wall
/ barrier on the access side (as required by ADF 2010).
With this clearance, unit filters may be changed, and the fans and heat
exchanger may be inspected and cleaned as necessary.
Safety first! –before commencing any work ensure:
• That all appropriate risk assesments have been carried
out, and the required safety measures have been taken
• That you understand the work required
• That you are trained and competent to carry it out
Nuaire Limited Western Industrial Estate Caerphilly United Kingdom CF83 1NA
T: 029 2085 8400 F: 029 2085 8444 E: info@nuaire.co.uk W: www.nuaire.co.uk
2.0 Delivery of equipment
2.1 Receipt of equipment
All equipment is inspected prior to despatch and leaves the factory in
good condition.
Upon receipt of the equipment an inspection should be made and any
damage indicated on the delivery note.
Particulars of damage and/or incomplete delivery should be endorsed
by the driver delivering the goods before offloading by the purchaser.
No responsibility will be accepted for damage sustained during the
offloading from the vehicle or on the site thereafter.
All claims for damage and/or incomplete delivery must be reported to
Nuaire within two days of receipt of the equipment.
2.2 Offloading and handling from the
delivery vehicle
The weight of the unit modules and palletised items is displayed on
the unit rating plate or on the packaging. Some products have an
uneven weight distribution, and this will be indicated by labelling
where appropriate. Ensure that lifting and handling equipment is
adequately rated.
Offloading and positioning of the equipment is the responsibility of
the purchaser.
Spreaders should be used when lifting with slings to avoid damage to
the unit casing. Care must be taken to ensure that slings are correctly
positioned to avoid crushing and twisting of the unit casing.
Figure 1: Lifting.
Palletised.
Slings via spreaders fitted to unit with base frame.
2.3 Storage
The equipment must be stored in a dry, internal location.
Ductwork connection apertures shall be sealed against the ingress of
dust, water and vermin.
If the storage period is to exceed two months, contact Nuaire for
guidance on the appropriate "mothballing" procedures.
Do not stack units, modules or components.
1
The EMC Directive
2004/108/EC
The Low Voltage
Directive
2006/95/EC
28. 07. 15. Leaflet Number 671657