SINTERIT ATEX Vacuum Cleaner User manual

Sinterit ATEX Vacuum Cleaner
USER MANUAL
Read the instruction manual before using the device.
Version 03/2020

2 | Sinterit ATEX Vacuum Cleaner USER MANUAL
The machine is supplied with: User manual, Test Sheet, Warranty Slip, Approval Certicate.
This manual provides all the information needed to use and service your Sinterit ATEX Vacuum Cleaner. Good operation
and durability depend on proper maintenance and careful use.
Before leaving the factory, this particular model has undergone thorough tests to ensure the utmost reliability. However,
make sure that the vacuum cleaner has not been damaged during transport in a way that could affect its operation and
safety.
This manual should be considered an integral part of the vacuum cleaner and must be kept together with the unit until
this is scrapped. In case of loss or damage to the manual, ask Sinterit for a new copy or visit www.sinterit.com/support-
page/ and download the PDF.
The subjects addressed in this manual are those expressly required by „Machinery Directive 2006/42/CE” and the
technical details shown are those provided by the manufacturer at the time of compilation. For ATEX Vacuums, the
reference directive is the 2014/34/EU.
This manual must be kept in a place accessible to all the personnel charged with operating and servicing the vacuum
cleaner.
Before using the machine, prepare and train yourself by reading this manual carefully. Use of the machine by untrained
and unauthorised persons is forbidden. The employer must inform and train the user according to the provisions of
applicable laws.
Failure to observe basic safety regulations and warnings could cause accidents during vacuum cleaner operation,
maintenance and repair. Operators should be aware of potential hazards and be trained and skilled enough. They should
also have the right tools.
SINTERIT shall under no circumstances be deemed liable for accidents or damage caused by use of the vacuum cleaner
by personnel not properly trained or who use it in an improper manner, as well as by even partial failure to comply with
the safety regulations and intervention procedures indicated in this manual.
In case of any doubts, always immediately call the Sinterit Support.
Table of contents
1. Marking text conventions used in the document .............................................................................................................. 3
2. Contents of the Sinterit ATEX Vacuum Cleaner pack........................................................................................................ 4
3. Sinterit ATEX Vacuum Cleaner............................................................................................................................................ 5
A. Description .................................................................................................................................................................... 5
B. Specification ................................................................................................................................................................. 6
4. Exceptional risks.................................................................................................................................................................. 8
5. Important safeguards and warnings.................................................................................................................................. 8
A. Environment and place of installation......................................................................................................................... 8
B. General safety rules...................................................................................................................................................... 8
C. Personal protection ...................................................................................................................................................... 9
D. Power supply................................................................................................................................................................. 9
E. Safety requirements during using the vacuum cleaner............................................................................................ 10
F. Safety during repair and maintenance ...................................................................................................................... 11
G. Toxic and dangerous materials.................................................................................................................................. 11
H. Safety plates (specification tag and symbols) ......................................................................................................... 12
I. Scrapping..................................................................................................................................................................... 13

Sinterit ATEX Vacuum Cleaner USER MANUAL | 3
6. Initial startup of the Sinterit ATEX Vacuum Cleanerr after delivery................................................................................ 14
7. Preparing the machine to work ........................................................................................................................................ 17
A. Preparing the machine to work without Sinterit Powder Separator ........................................................................ 16
8. Information and tasks while powder suction .................................................................................................................. 17
9. Cleaning of the Filtering chamber .................................................................................................................................... 18
10. Maintenance of the Sinterit ATEX Vacuum Cleaner........................................................................................................ 20
A. General safety warnings during maintenance jobs .................................................................................................. 20
B. Periodical maintenance.............................................................................................................................................. 21
C. Replacing the Main Star Filter.................................................................................................................................... 22
11. Troubleshooting................................................................................................................................................................. 24
12. General legal information.................................................................................................................................................. 25
13. Disclaimer .......................................................................................................................................................................... 25
14. Trademarks ........................................................................................................................................................................ 25
15. Terms of warranty.............................................................................................................................................................. 26
16. Technical support .............................................................................................................................................................. 26
1. Marking text conventions used in the document
Listed below are descriptions of symbols used on the device. They constitute a warning or convey the information to
protect the user, other individuals or surrounding objects and ensure correct and safe use of the device.
WARNING!
An inevitably dangerous situation which can result in serious injury or even death. Initiation,
omission of a specic procedure or inattention can cause severe physical injury to the
user.
ATTENTION!
Initiation or omission of a specic procedure can cause physical damage to the equipment
or the user.
WARNING!
Risk of electric shock which can be fatal or cause severe burns. An inevitably dangerous
situation which can result in serious injury or even death, if not mitigated. Before working
with any equipment, you should be aware of the dangers associated with the ow of
electric current, and become familiar with the standard procedures to prevent accidents.
CAUTION!
Beware of moving parts which can crush hands.
ATTENTION!
Risk of electric shock. A grounding is used in the vacuum cleaner. Follow the instructions
in the User manual and the markings on the vacuum cleaner.
WARNING!
Avoid re! Powder dust is ammable.

4 | Sinterit ATEX Vacuum Cleaner USER MANUAL
STOP!
Action prohibited.
ATTENTION!
It is necessary to wear antistatic clothes and shoes. Mandatory action when working with
Sinterit ATEX Vacuum Cleaner.
ATTENTION!
It is necessary to wear protective gloves and a face mask. Mandatory action when working
with powder.
IMPORTANT!
Information essential to correctly perform a specic task.
IMPORTANT!
You must read the instructions before taking action.
2. Contents of the Sinterit ATEX Vacuum Cleaner pack
• The Sinterit ATEX Vacuum Cleaner,
• a package for the additional equipment.
Sinterit ATEX Vacuum Cleaner
USER MANUAL
Read the instruction manual before using the device.
Version 03/2020
E
F
A
C
D
G
H
B
I
Image 1. Contents of the Sinterit ATEX Vacuum Cleaner Additional accessories box.
A.Antistatic hose (3 m) / B.Aluminium connector 40/50 (for Antistatic hose) / C.Rubber nozzle (with aluminium connector) /
D.PVC brush / E.Double curved wand / F.Floor brush / G.Sinterit ATEX Vacuum Cleaner User Manual / H.Spare Filter gasket /
I.Spare Star Filter

Sinterit ATEX Vacuum Cleaner USER MANUAL | 5
3. Sinterit ATEX Vacuum Cleaner
A. DESCRIPTION
2
5
6
3
6
6
4
7
111
7
2
3
10
8
6 6
9
10
Image 2. Front view of the Sinterit ATEX Vacuum Cleaner.
1.Control panel / 2.Motor Head / 3.Motor Head handle /
4.Filtering chamber / 5.Release fasteners / 6.Castors /
7.Grounding system (external wire
with grounding clamp)
Image 3. Back view of the Sinterit ATEX Vacuum Cleaner.
8.Power cable / 9.Suction hose connector /
10.Filtering chamber’s handles /
11.Power cable hanger
14
15
13
12
Image 4. View of the Control panel 2.
12.Clogged lter – green light indicator /
13.Pressure gauge / 14.Power switch /
15.Motor Head’s protection cap
18
17
16
2
Image 5. View of the Sinterit ATEX Vacuum Cleaner’s
internal chamber.
16.Internal grounding wire with connector /
17.Main Star Filter (8 pockets) / 18.Filter gasket

6 | Sinterit ATEX Vacuum Cleaner USER MANUAL
19
2
16
20
14
12
Image 6. View of the Sinterit ATEX Vacuum Cleaner’s
internal chamber (without lter).
19.Non-sparkling deector
Image 7. View of the Motor head
without Motor head’s protection cap.
20.HEPA lter
B. SPECIFICATION:
Sinterit Atex Vacuum Cleaner available in options:
• 110 i 230 V with ATEX Z22 certication and Shuko plug with 10 [m] long cable;
*on order Swiss-plug or UK-plug
• 110 V with Intertek certication with Intertek approved plug ME320P4 with 10 [m] long cable.
Waiting time depends on the selected option.
GENERAL
Category Vacuum cleaner
Type Industrial
PACKAGING
Size of package 570 x 670 x 1300 [mm] (22.4 x 26.4 x 51.2 [in])
Package weight 30 [kg] (66.13 [lbs])
Package contains Sinterit ATEX Vacuum Cleaner + set of accessories + Manuals
POWER
Voltage 230 [V] AC, 50/60 [Hz] or 110 [V] AC 50/60 [Hz]
Power 1.1 [kW]
TECHNICAL DATA
Dimensions 440 x 420 x 780 [mm] (17.3 x 16.5 x 30.7 [in])
Weight 25 [kg] (55 [lbs])

Sinterit ATEX Vacuum Cleaner USER MANUAL | 7
Noise level (*) (EN ISO 3744) 77 [dB(A)]
Max. air ow 215 [m3/h]
Max. vacuum rate 2250 [mmH2O]
Suction inlet 50 [mm]
Motor cooling lter 2 x E10 [CAT]
Air exhaust lter E10 [CAT]
FILTRATION
Filter type Star
Surface 4000 [cm2]
Diameter 360 [mm]
Material - Eciency Polyester - ANT. M [IEC 60335-2-69]
Capacity of collection unit 40 [L]
SAFETY
ATEX zones Z22
Marking EX II 3D T135°C
Certicates CE, FCC
(*) Noise level
Noise level readings were taken in accordance with the provisions of Machinery Directive 2006/42/CE standards.
Sound tests performed on this specic vacuum cleaner model have been taken from a distance of 1 meter and from
a height of 1.60 meters, showing an acoustic pressure no higher than the one indicates in the table.
The vibrations transmitted by the machine are lower than 2,5 m2/s.
ATTENTION!
Pursuant to articles L.D. 81/08, workers exposed to sound pressure levels above 85 dB (A) must
be protected by special individual protection devices. It is therefore necessary, if such working
conditions exist, to provide workers with such approved individual protection devices and to
inform them of the risks relating to noise exposure.

8 | Sinterit ATEX Vacuum Cleaner USER MANUAL
4. Exceptional risks
Careful analysis of risks performed by the manufacturer and stored in the technical le has made it possible to eliminate
most of the risks associated with vacuum cleaner operation.
The manufacturer advises to carefully follow the instructions, procedures and advice contained in this manual as well as
applicable safety regulations, including the use of the provided protection devices, both those integrated in the cleaner
and individual.
Possible exceptional risks:
• Electrical maintenance risks caused by the need to work under power. Only trained personnel should work on the
machine with the power supply connected and this must have double earth insulation.
• Risk of improper use in the presence of explosive and ammable substances. The vacuum cleaner must not be
used in environments containing substances in the form of liquids that could evaporate at room temperature and
ammable dust and gas.
• Risks of operation in humid environments. Keep to the limits shown in this manual at chap. “Allowed environmental
conditions”.
• Risk of misinterpretation of the safety pictograms. Having identied the various outstanding risks, the manufacturer
has axed to the cleaner a number of hazard labels in compliance with regulations relating to the graphic symbols
to be used. The user must immediately replace any safety plates that become illegible due to wear or damage.
Applied directives
The following directives apply to the vacuum cleaner described in this manual:
• 2006/42/CE Machinery Directive
• 2014/30/EU Electromagnetic compatibility directive
• 2014/35/EU Low-voltage directive
• For ATEX Vacuums: 2014/34/EU ATEX Directive
5. Important safeguards and warnings
A. ENVIRONMENT AND PLACE OF INSTALLATION
WARNING!
• The vacuum cleaner must be positioned protected against atmospheric agents (rain, hail,
snow, fog, dusts in suspension, etc.) with an environmental running temperature between
5°C and 45°C and relative humidity not above 70%.
• The work environment must be clean, well-enough lit and devoid of explosive atmosphere.
• Remove the lter and clean it, empty the container and store the vacuum cleaner in a place
protected against atmospheric agents with a temperature between 0°C and 40°C.
• Cover with a nylon sheet to prevent accumulation of dust.
B. GENERAL SAFETY RULES
WARNING!
• Only adults should use the vacuum cleaner.
• When using the machine, mind other people, especially children.
WARNING!
• The vacuum cleaner must not be operated in a corrosive or explosive
environment.
• Avoid prolonged contact with solvents and inhaling their vapours.
• Avoid using the device close to open ames or sources of heat.

Sinterit ATEX Vacuum Cleaner USER MANUAL | 9
ATTENTION!
• Risk of crushing upper limbs while tting and locking the material container
on the vacuum cleaner.
• Never place hands between the Filtering chamber and Motor Head while
locking.
• Do not put hands on the sides of the container near the guide pins while
locking.
• Perform the container locking operation by means of the levers located on
the side, USING BOTH HANDS!
ATTENTION!
When restoring original working conditions, the appointed personnel should make sure that
at the end of the operating procedure, proper vacuum cleaner operation safety conditions are
restored, especially the safety devices and the protective guards.
WARNING!
• Never leave miscellaneous materials on the horizontal protection cap.
• The Motor Head’s protection cap containing moving parts must not be removed by the user.
• Make sure all the guards and protection devices are in place and that all the safety devices
are in place and working properly.
C. PERSONAL PROTECTION
ATTENTION!
• The operator must always wear antistatic clothes and shoes.
• The oor of the area to be vacuumed must be antistatic.
STOP!
Do not wear loose or hanging clothing such as ties, scarves or torn garments that could become
trapped and be sucked up by the cleaner.
D. POWER SUPPLY
WARNING!
• In case your machine’s code plans a SCHUKO plug, and not the traditional
industrial single phase IP67 plug, it’s necessary to connect it in a NOT
CLASSIFIED ATEX zone.
• Before plugging in, make sure the power voltage and frequency are those
shown on the machine plate.
• In the event of an extension being used, make sure this is in perfect
condition, marked CE and that the cross section of the cable is suitable for
the vacuum cleaner power input.
• During use, mind the power supply cables and avoid crushing or pulling
these.
• Periodically check the mains power cable to ensure it is not damaged.
• In the event of the cable, plugs or couplings being replaced, make sure
these are protected against water spray and check mechanical strength.
• Motor brushes and burnt-out fuses must be replaced by Sinterit or
authorised dealers. Always use original spare parts.

10 | Sinterit ATEX Vacuum Cleaner USER MANUAL
STOP!
• Never touch electric wires, switches, buttons, etc. with wet hands.
• In the event of the cable being damaged, the machine must not be used.
• Never pull the machine by means of the power cable and the vacuum hose.
ATTENTION!
• Make power connections to a mains supply with an ecient earth system.
• In case of vacuums with the grounding system, connect the grounding
clamp with a conductive surface connected with the earth.
E. SAFETY REQUIREMENTS DURING USING THE VACUUM CLEANER
WARNING!
Always make sure the vacuum cleaner is free of all external materials such as debris, oil,
equipment and other objects that could affect operation and cause injury to persons.
ATTENTION!
• During vacuuming operations, always lock the brake of the vacuum cleaner using the special
revolving castors lock.
• Use the machine cautiously on slopes and ramps.
• Do not change direction on gradients.
STOP!
• Climbing on the vacuum cleaner is forbidden.
• Do not release the vacuum/pressure relief valve.
• Do not open the vacuum container with the machine running.
WARNING!
The opening of the Filtering chamber container must be executed in a non-classied atmosphere
area, after having disconnected and unplugged the machine and only after 10 minutes from
unplugging.
WARNING!
These specic vacuum cleaner models have been designed, built and protected for vacuuming
dusts and solid materials only, using special lters.
For ATEX vacuums, antistatic lters are used according to ATEX Directive 2014/34/EU.
• Always use specic lters for the type of dust or materials to be vacuumed! Any other use
is considered IMPROPER. The vacuum cleaner is in any case intended for professional
industrial use.
• Never use the vacuum cleaner without the lter.
• Do not vacuum lit cigarette ends. The lter could be damaged.
• If the lters are correctly tted, the machine will not eject any objects.

Sinterit ATEX Vacuum Cleaner USER MANUAL | 11
F. SAFETY DURING REPAIR AND MAINTENANCE
WARNING!
• All maintenance operations must be executed in a non-classied atmosphere.
• Only skilled persons should carry out repairs.
• Read the operator’s and maintenance manual carefully before using the cleaner or doing any
maintenance jobs.
• During cleaning operations, maintenance jobs or when changing parts, the starter switch
must be off and the machine must be unpluggedby removing the cable from the socket.
• During maintenance jobs, ax a notice to the appliance indicating „MACHINE BEING
SERVICED, DO NOT START”.
STOP!
Avoid using ammable or toxic solvents such as petrol, benzene, ether and alcohol for cleaning.
WARNING!
• Structural damage and improper alterations or repairs could change the protection capacity
of the vacuum cleaner and therefore cancel this certication.
• Any alterations to the appliance can only be made by Sinterit Support.
• In the event of Customers tting a tool to the machine not supplied by Sinterit, make sure
the safety conditions required by Machinery Directive 2006/42/CE are complied with and in
any event, Sinterit is unable to accept liability for any problems arising from use of such tool.
WARNING!
NON-SPARKING DEFLECTOR
The vacuum cleaner is provided with a rubber non-sparking deector that avoids potential ignition
sources within the container and allows working with safety in case of Zone 20 generation inside
the container. Check the deector conditions every month.
G. TOXIC AND DANGEROUS MATERIALS
STOP!
• Using the machine to vacuum toxic substances is forbidden.
• Do not vacuum ammable materials or substances or which could cause explosions (fuels,
solvents, petrol etc.).
• Do not suck lighted cigarettes, cigarette stubs or incandescent or burning materials.
• Do not vacuum sources of ignition.
• Do not vacuum corrosive substances unless the machine is equipped with containers
suitable for this purpose (Stainless-steel AISI 304).
• The user is responsible for disposing of vacuumed substances in accordance with applicable
laws.
STOP!
The user is responsible for disposing of vacuumed substances in accordance
with applicable laws.

12 | Sinterit ATEX Vacuum Cleaner USER MANUAL
H. SAFETY PLATES (SPECIFICATION TAG AND SYMBOLS)
Plates showing safety symbols and/or messages are attached to the vacuum cleaner.. most of the risks associated with
vacuum cleaner operation.
ATTENTION!
• Make sure all the safety messages are legible.
• Clean these with a cloth, soap and water. Do not use solvents, diesel fuel or petrol.
• Replace the damaged plates with new ones supplied by Sinterit. If a plate is attached to
a replaced part, make sure a new plate is axed to the new part.
• In compliance with the Machinery Directive 2006/42/CE on vacuum cleaners, the machine
is tted with CE plates.
• When contacting the manufacturer or dealer, always quote the details shown on the vacuum
cleaner plate.
WARNING!
Removing the safety plates on the vacuum cleaner is strictly forbidden!
The manufacturer declines all liability in relation to vacuum cleaner safety in the event of
failure to comply with the above indications.
ATEX
MOD: S/N
II 3D Ex iD IIIB T135°C X IP55 Dc
Conforma to UL Std UL73,
UL1017, UL232301
Cart. to CSA Std C22 2#68,
C22 2#243, C22 2#213
MOD. Sinterit Atex Vacuum Cleaner
ELECT.
RATING S/N
104-127V, 60 Hz, 14A, 1.1KW, 1PH 200218356
MARKING CLASSII • DIVISION 2 • GROUPS F,G
AMBIENT TEMP. RANGE 0°C ≤ T ≤ +40°C MONTH/YEAR
OPERATING TEMP. T3C, T160°C FILTER M
Strada della Merla 49/A
10036 Settimo Torinase (TO)
ITALY
ph. [phone]
f. [phone]
deln@delnvacuums.it
www.delnvacuums.it
6012681
Image 8. View of the specication tags in the Sinterit ATEX Vacuum Cleaner.
Other types of plates and symbols appearing on the vacuum cleaner.
Specic sign of conformity with the ATEX 2014/34/UE DIRECTIVE.
Do not
vacuum
sources
of ignition
Caution! Do not vacuum sources of ignition!
MCAUTION: this machine contains harmful vacuumed dust. Emptying operations,
including the removal of the collection container after due waiting time must
only be executed by qualied operators wearing the appropriate safety devices.
Do not use the vacuum without ltering systems. M
This plate is applied to the vacuum when the machine is equipped with a C CLASS anti-static lter (max. eciency:
1 micron).

Sinterit ATEX Vacuum Cleaner USER MANUAL | 13
WARNING!
EXPLOSION HAZARD.
DO NOT DISCONNECT WHILE THE CIRCUIT
IS LIVE OR UNLESS THE AREA IS FREE OF
IGNITIBLE CONCENTRATIONS.
AVVERTISSEMENT!
RISQUE D’EXPLOSION.
NE PAS SE DÉBRAMCHER LORSQUE LE
CIRCUIT EST VIVANT OU SAUF SI LA ZONE
EST LIBRE DE CONCENTRATIONS
IGNITIABLES.
WARNING!
EXPLOSION HAZARD.
DO NOT CONNECT OR DISCONNECT
WHEN ENERGIZED.
AVVERTISSEMENT!
RISQUE D’EXPLOSION.
NE PAS CONNECTER OU DÉCONNECTER
LORSQU’IL EST SOUS TENSION.
I. SCRAPPING
IMPORTANT!
In case of scrapping, all the component parts of the vacuum cleaner will have
to be disposed of through adequate disposal channels in accordance with
applicable legislation. Before scrapping, all plastic and rubber parts will have
to be separated from the electrical material. Parts made of plastic, aluminium
and steel only may be recycled if collected by special centres.

14 | Sinterit ATEX Vacuum Cleaner USER MANUAL
6. Initial startup of the Sinterit ATEX Vacuum Cleaner after delivery
• The machine is supplied in a strong cardboard box secured with straps.
• Transport the package using a fork-lift truck of adequate lifting capacity and make sure it is stable and that weight
is properly distributed on the forks.
• Before starting to move, make sure the transit area is free and that there are no moving objects on the packaging.
• During movement, keep the load low for greater stability and safety.
• When starting up the vacuum cleaner, move this using the supplied castors.
• The appliance must never be moved using fork-lift trucks or other equipment that lifts it off the oor.
• If for any reason there is a need to lift and transport the vacuum cleaner, this operation must be performed under the
responsibility of the user. The user is therefore invited to secure the load as he best thinks t to ensure the operation
is performed safely.
ATTENTION!
Before installing the Sinterit ATEX Vacuum Cleaner, carefully check if it hasn’t been damaged
during transport.
7. Preparing the machine to work
ATTENTION!
In the event of any component parts being damaged, do not proceed with installation. Notify the
manufacturer and reach an agreement on how to proceed.
ATTENTION!
• The operator using the Sinterit ATEX Vacuum Cleaner always must wear
antistatic clothes and antistatic shoes.
• The working environment and the oor must comply with antistatic
standards.
WARNING!
The vacuum cleaner can be shifted manually on at grounds only. The vacuum cleaner heavy
weight may not allow the operator to shift it safely on slopes as it would be dicult to handle and
control the machine avoiding dangerous collisions which may cause damages and injury.
1. Set on the castors brake 6to ensure that the machine is stable.
2. Check that the nut of the grounding system 7(on the vacuum cleaner) is tightly screwed in.
3. Check the components inside the vacuum cleaner (Internal grounding 16 , Filter gasket 18 , Main Star lter 17 , inside
the Filtering chamber 4).
a. Unlock the Release fasteners 5 between the ltering chamber 4and the Motor Head 2.
b. Grab the Motor Head handle 3 and lift it up and put it on the oor. Watch out! The Motor Head is very heavy!
c. Disconnect the internal grounding 16 with connector 21 (Image 9) to get to the Main Star lter 17 and the Filtering
chamber 4.

Sinterit ATEX Vacuum Cleaner USER MANUAL | 15
21
16
Image 9. Disconnect the internal grounding 16 with connector 21 .
d. Check the condition of the Filter gasket 18 around the chamber.
e. Remove the Main Star lter and check its condition.
f. Check for unnecessary objects inside the chamber and the Non-sparkling deector 19 condition.
IMPORTANT!
Only the awless condition of all components guarantees the grounding and safety using the
vacuum cleaner!
4. Put the Main Star lter back in place.
5. Connect the internal grounding!
6. Fit the Motor Head to the Filtering Chamber.
CAUTION!
Danger of crushing upper limbs when tting and locking the Motor Head on the Filtering Chamber.
Now you have two options:
• you can use Atex Vacuum Cleaner to remove the powder from the printing chamber (using
connected Sinterit Powder Separator to collect the unsintered powder);
• vacuum dust around the work area using a oor brush connected straight to the hose.

16 | Sinterit ATEX Vacuum Cleaner USER MANUAL
DUST
OR
DUST
POWDER
Image 10. Two ways of using the Sinterit ATEX Vacuum Cleaner.
IMPORTANT!
For full instructions on how to use the Sinterit Powder Separator with the Sinterit ATEX Vacuum
Cleaner, please refer to Sinterit Powder Separator’s user manual.
A. PREPARING THE MACHINE TO WORK WITHOUT SINTERIT POWDER SEPARATOR
1. Fit the Antistatic hose Ainto the Aluminium connector 40/50 Band next into the Suction hose connector 9. At the
same time, lift the locking screw of the suction hose connections (Image 10, part 1) and insert the Antistatic hose
(Image 10, part 2).
1
2
Image 10. Connecting the Antistatic hose to the vacuum cleaner.
2. Fit the accessory required for the type of vacuuming operation on the opposite end of the hose A.
• For work with powder, choose: Rubber nozzle with aluminium connector C.
• For cleaning the printer, choose: PVC brush D.
• For cleaning the working area around the printer, choose Double curved wand Fand Floor brush G.
3. Make sure the power supply corresponds to the voltage and frequency indicated on the vacuum cleaner safety plate.
4. Ensure that the Power cable 8and the optional extension are in perfect conditions.
5. Connect the vacuum cleaner grounding system 7to a conductive surface.
6. Plug the Power cable into the power supply.
7. Grab one end of the Antistatic hose complete with selected accessories.
8. Turn on the vacuum cleaner by switching the Power Switch 14 from “0” to “1”.

Sinterit ATEX Vacuum Cleaner USER MANUAL | 17
9. Hold the vacuum cleaner pipe/hose tightly and start suctioning the powder from the printer or clean a device.
10. To stop the vacuum cleaner, switch the Power Switch from “1” to “0”.
11. After nishing work, disconnect the vacuum cleaner grounding system 7and Power cable 8from the power socket.
8. Information and tasks while powder suction
ATTENTION!
During vacuuming, avoid rolling up or bending the exible Antistatic hose and
Power cable.
IMPORTANT!
To move the vacuum cleaner (especially when the machine is switched on), use the Motor Head
handle 3.
ATTENTION!
Before switching the vacuum cleaner back on, make sure the motors have come to a complete
halt.
1. When sucking the powder out of the printing chamber, hold the Rubber nozzle close to the surface. Do not insert in
the bottom of the chamber (Image 11).
2. Do not block the hose outlet/nozzle by hand!
Image 11. Incorrect and correct removing the powder from the print chamber.
3. The capacity of the collected material in each device should not exceed 3/4 of the container. After each cleaning
process, open the device to check the current lling level.
4. For proper operation of each device (vacuum cleaner/powder separator), it is necessary to leave some free space in
the container in order to keep the air access.

18 | Sinterit ATEX Vacuum Cleaner USER MANUAL
POWDER ONLY 3/4 OF THE CONTAINER
MAX 3/4 HEIGHT
MAX 3/4 HEIGHT
Image 12. Maximum capacity of the powder.
9. Cleaning the Filtering chamber
ATTENTION!
Any maintenance or cleaning job must only be executed in a non-
classied atmosphere, which means an area with a non potentially
explosive atmosphere.
ATTENTION!
Before starting any maintenance or cleaning job, always wear adequate protective
clothing, eyewear, face mask, and/or gloves according to the type of job to be done.
1. Set on the castors brake to ensure that the machine is stable.
2. Turn off the vacuum cleaner by switching the Power Switch from “1” to “0”.
3. Disconnect the vacuum cleaner plug from the power supply.
4. Release the Antistatic hose from the Suction hose connector.
5. Release the two Release fasteners 5that hold the Motor Head (Image 13).
6. Lift the Motor Head and rest this on a at surface being careful not to damage the Power cable.
7. Disconnect the internal grounding 16 from the connector 21 to get to the Main Star lter (Image 14).
5
21
16
Image 13. Release the Release fasteners. Image 14. Disconnect the internal grounding 16 with connector 21 .

Sinterit ATEX Vacuum Cleaner USER MANUAL | 19
8. Remove the Main Star lter. Watch out for the powder on the lter surface, especially underneath! Put the Main Star
lter on a tray (you will avoid spilling powder around the area).
9. Empty the Filtering chamber from the powder or dust into special containers.
STOP!
Empty the contents of the Filtering chamber into a special waste disposal
container in accordance with laws applicable in the country where the vacuum
cleaner is used.
10. Put the Main Star lter back in place.
11. Connect the internal grounding!
12. Fit the Motor Head back on and secure with Release fasteners.
CAUTION!
Danger of crushing upper limbs when tting and locking the Motor Head on the Filtering Chamber.
13. Fit the necessary accessories, connect the power supply and grounding. Start working again.

20 | Sinterit ATEX Vacuum Cleaner USER MANUAL
10. Maintenance of the Sinterit ATEX Vacuum Cleaner
This section describes the control and special maintenance operations crucial for keeping the vacuum cleaner in perfect
working condition.
AATTENTION!
All the transport and handling operations described in this section must be
done in NOT CLASSIFIED zone, which means in an area with non potentially
explosive atmosphere.
Any other jobs which might be necessary to eliminate operating faults must be expressly authorised by the manufacturer.
In such cases, always notify the identication details of the cleaner. In the case of major repairs, it is best to contact an
authorised dealer, whose skilled personnel, backed by all the technological experience relating to the original factory
construction methods, are always available and ready to promptly intervene.
A. GENERAL SAFETY WARNINGS DURING MAINTENANCE JOBS
Maintenance jobs must always be performed by skilled technicians, trained to carry out their specic jobs. In the case of
this machine, these are mechanical maintenance and electrical maintenance. The Safety Manager has the precise duty
of determining the professional capacities and skills of such persons.
Before doing any maintenance job, the safety manager must:
• Make sure there are no unauthorised people in the work area.
• Make sure the necessary tools are on hand and that these are in good condition.
• Make sure that lighting is adequate and, if necessary, provide 24-V portable lamps.
• Make sure the maintenance engineer is equipped with all approved individual protection devices needed for the
specic operation (gloves, eyewear, shoes, etc.).
• Make sure the maintenance engineer has carefully read the instructions contained in this manual and knows how
the vacuum cleaner works.
Work done on motors or other electrical parts must only be performed by a specically trained electrician, authorised by
the Safety Manager.
Always use tools that are in perfect condition and specically made for the operation to be done. The use of unsuitable
tools or tools not in good condition could cause serious damage.
ATTENTION!
Before starting any maintenance or cleaning job, always wear adequate protective
clothing, eyewear, face mask, and/or gloves according to the type of job to be done
ATTENTION!
All the described operations must be done with the plug disconnected
from the power socket.