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Installation Manual
•
Keep the unit horizontal during installation and level the unit in its final position.
Once in final position, leave unit for a minimum of 4 hours before activation.
•
Ensure that the airflow through the unit does not fall below 100m3/h (28 l/s) during
operation.
1.1 Important Information
This manual contains important information on the safe and
appropriate assembly, transport, commissioning, operation,
maintenance, disassembly and simple troubleshooting of the product.
While the product has been manufactured according to the accepted
rules of current technology, there is still a danger of personal injury or
damage to equipment if the following general safety instructions and
the warnings contained in these instructions are not complied with.
•Read these instructions completely and thoroughly before
working with the product.
•Keep these instructions in a location where they are accessible
to all users at all times.
•Always include the operating instructions when you pass the
product on to third parties.
1.2 Personal Protective Equipment
The following minimum Personal Protective Equipment (PPE) is
recommended when interacting with Nuaire product:
•Protective Steel Toed Shoes - when handling heavy objects.
•Full Finger Gloves (Marigold PU800 or equivalent) - when
handling sheet metal components.
•Semi Fingerless Gloves (Marigold PU3000 3DO or equivalent)
- when conducting light work on the unit requiring tactile
dexterity.
•Safety Glasses - when conducting any cleaning/cutting operation
or exchanging filters.
•Reusable Half Mask Respirators - when replacing filters which
have been in contact with normal room or environmental air.
Nuaire would always recommend a site specific risk assessment by a
competent person to determine if any additional PPE is required.
2.0 INSTALLATION
Isolate before commencing work, make sure that the unit, switched
live and Nuaire control are electrically isolated from the mains
supply and switched live supply.
2.1 General Installation
Installation must be carried out by competent personnel in accordance
with the appropriate authority and conforming to all statutory
governing regulations. All mains wiring must be in accordance with the
current I.E.E. Regulations, or the appropriate standards. Ensure that the
mains supply (Voltage, Frequency and Phase) complies with the rating
label.
Please note clear working space is required around the installed unit to
provide sufficient access for maintenance (Figure 1). Please ensure duct
runs do not obstruct maintenance access points.
The unit must be installed indoors, and away from direct sources
of frost, heat and water spray or moisture generation. Ambient
temperature range -5 to 40 °C.
This unit must be earthed.
Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk
When installing the unit, take care not to damage electrical or other
hidden components – do not drill the unit casing.
The cooling unit is an electro-mechanical device that contains and uses
R407C refrigerant. The unit provides cooling in the range of 0.4 to 1.4
kW.
This unit contains live electrical components, moving parts and
refrigerant under pressure. Always site out of reach of children and
protect from vandalism and accidental damage.
Keep the unit horizontal during installation and level the unit in its final
position. Once in final position, leave unit for a minimum of 4 hours
before activation.
Ensure that the airflow through the unit does not fall below 100m3/h
(28 l/s) during operation.
For a vibration-free result the unit must be mounted to a solid surface
in the void. The unit is designed for ceiling mounting only (horizontal
surface).
Position & secure the unit to the ceiling using appropriate fixings
(supplied by others), ensuring that the four outer fixing holes on the
unit are accessible.
The unit must be installed in an upright position as shown for
the condensate drain and for compliance with safety regulations
relating to IP protection for water drip ingress.
1
Unit Overview
ACCESS TO ELECTRICS
ACCESS FOR
VISUAL INSPECTION
OF EVAPORATOR
2
Unit Layout
COOL AIR TO
EXHAUST AIR
INDOOR SPACE
TO OUTDOORS
CONDENSATE
DRAIN
SUPPLY
EXHAUST
FROM MVHR
FROM MVHR
HIGH PRESSURE
SERVICE POINT
LOW PRESSURE
(COVER REMOVED)
SERVICE POINT
SWITCH
MAINS POWER
SUPPLY
31. 08. 22. Document Number 671925
CM-XBOX-INLINE
ACCESS FOR VISUAL
INSPECTION OF CONDENSER
ACCESS ZONE
920 x 300 mm MINIMUM
EXHAUST AIR
TO OUTDOORS
COOL AIR TO
INDOOR SPACE
SUPPLY
FROM MVHR
CONDENSATE
TRAY
TOP VIEW (LID REMOVED)
EVAPORATOR
CONDENSOR
COMPRESSOR
ACCESS PANEL TO VIEW
CONDENSER COIL
ACCESS AT REAR
TO ELECTRICS
ACCESS PANEL TO VIEW
EVAPORATOR COIL
EXHAUST
FROM MVHR
2
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