Trox Technik QL-WF-EO User manual

Installation manual
Displacement flow diffusers
QL-WF-EO
QL-WF-EU
With plinth
Without plinth
Subject to change · All rights reserved ·
L-08-1-55e

Installation manual
Displacement flow diffuser QL-WF-E
2
Contents
1. General information 2
2. Safety and correct use 3
General safety notes 3
Standards and guidelines 4
Repair and replacement parts 4
Environmental protection / disposal 4
Staff qualifications 4
Limitation of liability 4
Personal protective equipment 4
Correct use 4
3. Transport, storage and packaging 5
Delivery check 5
Transport on site 5
Storage 5
Packaging 5
4. Product description 5
Brief description 5
Dimensions 6
5. Technical data 6
6. Installation 7
Initial commissioning 13
Volume flow rate balancing 13
7. Maintenance 13
Maintenance and cleaning 13
1. General information
This installation manual describes the following type of displace-
ment flow diffuser:
QL-WF-EO
QL-WF-EU
To ensure correct functioning of the displacement flow diffuser,
it is essential to read the provided installation manual before
starting any work, and to comply with it.
The manufacturer does not accept any liability for any malfunc-
tion or damage resulting from non-compliance with these instruc-
tions or non-compliance with relevant statutory regulations.
This installation manual is intended for specialist consultants,
developers, and owners of the ventilation systems in which the
displacement flow diffuser is to be installed. This installation ma-
nual is also intended for people conducting the following work:
- Transport and storage
- Installation
- Commissioning
- Maintenance
- Cleaning
Details on QL-WF-E:
- Brochure L-08-1-04d
The installation manual and the brochure can be downloaded
from
www.troxhesco.ch.

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Displacement flow diffuser QL-WF-E
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2. Safety and correct use
General safety notes
VORSICHT!
Verletzungsgefahr an scharfen Kanten, Graten, spitzen
Ecken und dünnwandigen Blechteilen!
– Bei allen Arbeiten vorsichtig vorgehen.
– Schutzhandschuhe, Sicherheitsschuhe und
Schutzhelm tragen.
WARNUNG!
Gefahr durch Fehlgebrauch! Fehlgebrauch des
Produktes kann zu gefährlichen Situationen führen.
Das Produkt darf nicht eingesetzt werden:
– in Ex-Bereichen.
– im Freien ohne ausreichenden Schutz gegen
Witterungseinflüsse.
– in Atmosphären, die planmässig oder ausserplan-
mässig aufgrund chemischer Reaktionen eine
schädigende und/oder Korrosion verursachende
Wirkung auf das Produkt ausüben.
WARNUNG!
Verletzungsgefahr bei unzureichender Qualifikation!
Unsachgemässer Umgang kann zu erheblichen Personen-
und Sachschäden führen.
– Alle Tätigkeiten nur durch dafür qualifiziertes Personal
in der Gebäudetechnik-Branche durchführen lassen.
VORSICHT!
Beschädigung des Produktes durch unsachgemässe
Behandlung! Gerät vor Inbetriebnahme auf Schäden
und Verunreinigung prüfen und beheben!
Unsachgemässer Umgang kann zu erheblichen
Sachschäden am Produkt führen.
– Keine säurehaltigen oder scheuernden Reinigungs-
mittel verwenden.
– Klebstoffe von Klebebändern können Farbschäden
verursachen.
– Unverhältnismässige Feuchtigkeit kann zu
Farbschäden und Korrosion führen.
– Nur ausdrücklich spezifizierte Reinigungsmittel,
Fette und Öle benutzen.

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Displacement flow diffuser QL-WF-E
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Standards and guidelines
For all work on the displacement flow diffuser, the following provi-
sions and guidelines among others must be observed
- Product Safety Laws (PrSG)
- EKAS provisions
The local regulations for health and safety at work and general
safety regulations also apply.
Repair and replacement parts
To maintain the function, use only original TROX HESCO
Schweiz AG replacement parts.
Environmental protection / disposal
To protect the environment keep the following in mind:
- The packaging of the displacement flow diffuser is to be dis-
posed of environmentally
compatible.
- After being decommissioned the displacement flow diffuser
is to be properly disposed of at an authorized
disposal facility.
Qualified staff
Specialist personnel
Specialist personnel are individuals who have sufficient profes-
sional or technical training, knowledge and actual experience to
enable them to carry out their assigned duties, understand any
potential hazards related to the work under consideration, and
recognise and avoid any risks involved.
Limitation of liability
The information in this manual has been compiled with reference
to the applicable standards and guidelines, the state of the art,
and our expertise and experience of many years.
The manufacturer does not accept any liability for damages
resulting from:
- Non-compliance of these instructions
- Improper use
- Operation or handling by untrained individuals
- Unauthorised modifications
The actual supply package may differ from the information in
this manual for special versions, additional order options or as a
result of recent technical changes.
Personal protective equipment
Personal protective equipment must be worn for any work in
order to reduce health or safety hazards to the minimum.
The appropriate protective equipment for a job must be worn for
as long as the job takes.
Industrial safety helmet
Industrial protective helmets protect the head from falling objects,
suspended loads and knocks against
stationary objects.
Protective gloves
Protective gloves protect hands from friction, abrasions, punc-
tures, deep cuts, and direct contact with hot surfaces.
Safety shoes
Safety shoes protect the feet against crushing, falling parts, and
from slipping on slippery ground.
Correct use
TROX HESCO displacement flow diffusers are used for applica-
tions where ventilation efficiency is critical, i.e. as few contami-
nants as possible yet at the same time maximum thermal comfort
in the occupied zone.

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3. Transport, storage and packaging
Delivery check
Upon delivery, carefully remove the packaging and check the unit
for transport damage and completeness. In case of any damage
and an incomplete shipment, contact the shipping company and
your supplier immediately. Put the product back into its packa-
ging after the delivery check to protect it from dust and contami-
nation.
Transport on site
Please note:
- When unloading the delivery and transporting on-site,
proceed with care and observe the symbols and notices
on the packaging.
- Devices should preferably be transported to the installation
location in their
packaging.
- Lifting and handling equipment with
sufficient load capacity must be used for the transport.
- Always secure the load against tipping and
falling.
- Cumbersome equipment should be transported with at least
two people to
prevent injury and
damage.
Storage
Please note:
- Store the product only in its original packaging.
- Protect the product from the effects of weather.
- Protect the product from humidity, dust and contamination.
- Storage temperature: -10 °C to +30 °C.
- Relative humidity: 95% max., no
condensation.
Packaging
Properly dispose of packaging material.
4. Product description
Brief description
The TROX HESCO displacement flow diffuser was developed
especially for the optimum injection of air into displacement venti-
lation systems. The QL-WF-EO/EU is suitable for installation on a
wall, one way discharge, and is available with or without plinth.
Befestigungs- und Montagematerial
Befestigungs- und Montagematerialien sind, soweit nicht
anders angegeben, kein Bestandteil der Lieferung und
müssen bauseits, abgestimmt auf die jeweilige Einbausitua-
tion beigestellt werden.

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Displacement flow diffuser QL-WF-E
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Dimensions
B… x H… x T…
QL-WF-EO
5. Technical data
Technical data in Brochure L-08-1-04d.
T
b
B + 2 mm
aH + 2 mm
h
Sx
b
B + 2 mm
B + 2 mm
b
T
a
b
H + 2 mm
Sx
h
B + 2 mm

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6. Installation
1QL-WF-EO
Duct connection top
Tool for loosening the
perforated face plate from the
nozzle plate
2On-site positioning of the displacement flow diffuser
QL-WF-EO
or QL-WF-EU
Duct connection bottom
QL-WF-EU
l) l)
ll)

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3Removing the perforated face plate with the supplied tool.
QL-WF-EO
4Loosening the fixing screw of the nozzle plate.
QL-WF-EO
QL-WF-EU
QL-WF-EU

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Displacement flow diffuser QL-WF-E
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5Carefully lifting the nozzle plate out.
QL-WF-EO
QL-WF-EU

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Displacement flow diffuser QL-WF-E
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6Fixing the plenum box
The mounting screws are not included in the supply package,
screw hole Ø 6 mm.
QL-WF-EO QL-WF-EU
*) *)

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Displacement flow diffuser QL-WF-E
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7Carefully reattaching the nozzle plate.
QL-WF-EO
8Fixing the nozzle plate with the fixing screws.
QL-WF-EO
QL-WF-EU
QL-WF-EU

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Displacement flow diffuser QL-WF-E
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9 Installing the perforated face plate.
QL-WF-EO
Duct connection
The plenum box has a spigot for duct connection. Variants with a
double lip seal allow for a sufficiently tight connection; additional
sealing is not required.
QL-WF-EU
Click
Click
Den Frontdurchlass möglichst erst nach Abschluss aller
Bautätigkeiten auspacken und montieren um Beschädigun-
gen der Oberfläche zu verhindern.
Bei längeren Zeiträumen zwischen Montage und Inbetrieb-
nahme alle Gehäuseöffnungen verschliessen, z.B. mit Folie
abkleben, um aufwendige Reinigungsarbeiten zur Inbetrieb-
nahme des Gerätes zu vermeiden.

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Displacement flow diffuser QL-WF-E
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Initial commissioning
Before you start commissioning:
- Check that the air terminal devices are seated correctly.
- Remove protective film.
- Ensure that all air terminal devices are clean and free from
residues
and foreign matter.
- Check that electrical connections have been correctly
assembled.
- Check that the fixing and connection with the air duct is
correct.
Volume flow rate balancing
When several diffusers are connected to just one volume flow
controller, it may be necessary to balance the volume flow rates.
7. Maintenance
Maintenance and cleaning
Please note:
- Clean surfaces with a damp cloth.
- Only use commercially available, non-corrosive cleaning
agents
for cleaning.
- Do not use cleaning agents that contain chlorine.
- The use of cleaning tools for removing persistent
contamination, e.g. abrasive sponges and liquid abrasive
cleaner,
can damage the surface and is
not permitted.
- All technical components can be replaced
if defective.
Design subject to change (06/2017)