WERTHER INTERNATIONAL PC120-4C Manuel utilisateur

Compressore silenzioso automatico
AUTOMATIC SILENT COMPRESSOR
COMPRESSEUR SILENCIEUX AUTOMATIQUE
AUTOMATISCHE LEISELAUFKOMPRESSOR
COMPRESSORE SILENCIOSO AUTOMATICO
PC120-4C
Costruttore - Manufacturer - Manufacturer
Hersteller - Fabricante
WERTHER INTERNATIONAL Inc.
8614 Veterans Memorial Drive
Houston, TX 77088 - USA
Phone 832-327-9378
E-MAIL [email protected]
WEB www.werther.com
Centro di assistenza autorizzato
Authorized service center
Centre technique agréé
Zugelassenes Kundendienstzentrum
Centro de asistencia autorizado
GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

INDICE................................2
CONTENTS ............................9
TABLEDESMATIERES ..................18
INHALTSVERZEICHNIS...................26
INDICE................................34
Specifiche tecniche / Technical specifications
Spécifications techniques/ Technische Spezifikationen
Caractéristicastécnicas.....................42
Figure / Drawing / Figures / Abbildungen / Dibujo . . 42
Manutenzione periodica / Periodic maintenance
Entretien périodique / Regelmassig durchzuf
Mantenimientoperiodico..................43
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

CONTENTS
1 General information.............................................................................10
1.1 Importance and use of the manual.................................................................................10
1.2 Content .......................................................................................................................10
1.3 Storage...............................................................................................................................10
1.4 Weights and dimensions ..............................................................................................10
1.5 Packing disposal..........................................................................................................10
1.6 Lifting ..........................................................................................................................10
1.7 Safety .........................................................................................................................11
2 Operation..............................................................................................12
2.1 Machine set up............................................................................................................12
2.2 Operating instructions...................................................................................................12
2.3 Filling up......................................................................................................................13
2.4 Check of filling time ......................................................................................................13
3 Troubleshooting...................................................................................14
4 Special informations............................................................................16
4.1 Compressor demolition................................................................................................16
4.2 Spares................................................................................................................................16
4.3 Warranty ....................................................................................................................16
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

1General information
1.1 IMPORTANCE AND USE OF THE MANUAL
This manual is an integral part of the compressor and must always accompany it, even
in the event of sale. The compressor owner and/or user must know the operating in-
structions and recommendations before using the compressor. If the operator does not
fully understand the language of this manual, the retailer must supply a correct and de-
tailed translation into his or her native language.
THE MANUFACTURER SHALL NOT BE HELD LIABLE FOR ANY DAMAGE TO
PERSONS OR OBJECTS DUE TO AN IMPROPER OR NOT-PERMITTED USE OF
THE COMPRESSOR.
1.2 CONTENT
Packing contains the following: :- the compressor
- instruction manual
1.3 STORAGE
The packed compressors have to be kept in a dry, covered and sheltered place at a
temperature between -10°C and +40°C.
1.4 WEIGHTS AND DIMENSIONS
Gross weights and packing dimensions of each type of compressor:
Model -
Weight
Kg. 20
Size
cm. 23x44x39
1.5 PACKING DISPOSAL
After having removed the compressor from the packing, check that no parts have been
damaged during transport.
The packing material has to be disposed of in compliance with the regulation in force in
the country where the compressor is being erected or recycled or reused.
1.6 LIFTING
The compressors have to be handled and positioned with care using, if necessary,
fork-lift trucks or transpallets.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

1.7 SAFETY
Do not use the compressor for purposes other than those for which it has been de-
signed.
To be kept in a covered place and protected from rain and humidity.
When using the compressor, keep it out of reach of children, never leave it unattended
and not direct air stream towards persons.
When a flammable liquid is sprayed, there may be danger of fire or explosion, especially
in closes rooms: ventilate adequately.
Do not repair the compressor while it is connected to the electric circuit or to the tank
under pressure.
IWARNING!
The safety valve is calibrated and sealed by the manufacturer.
DO NOT ATTEMPT TO TAMPER WITH IT AND CHANGE THE SETTING.
While working the motor / air hose unit reaches high temperature.
If working near this unit do not touch (burn risk).
Failure to observe these recommendations may cause serious damage to the compres-
sor and/or to the persons.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

2Operation
2.1 MACHINE SET UP
Install the compressor on a flat surface, in a suitably sized room, well ventilated and not
wet, where the temperature is not likely to rise above 35°C. If there is not enought air
ventilation, install a suitably sized exhauster or fan.
The power supply voltage must be the same indicated on the data label: 230V/50Hz
(115V/60Hz) and the socket must be 2 pole+ground type.
2.2 OPERATING INSTRUCTIONS
Always use your compressor on a flat surface.
The start switch is situated on the cover of the pressure switch.
Turn the switch to position “0” (Fig.1).
Insert the plug into the socket and start the compressor turning the switch to position
“1”.
The compressor working process is automatic.
The pressure switch stops the compressor when the pressure in the tank reaches the
maximum value allowed (7 bar=100psi standard) and starts it again when the pressure
drop to the minimum value (5 bar=71psi standard).
Adjust the outlet air pressure operating on the reducer-filter (Fig.2)
Pressure is shown on the gauge placed on one side of the regulator.
Pressure adjustment (fig. 3):
1. adjustment of max. pressure (cut out)
Max pressure can be adjusted through the two screws “A” and “B”.
Rotate the screws “A” and “B” clockwise in order to increase pressure.
2. adjustment of differential pressure (cut in).
Differential pressure can be adjusted through the screw “C”.
Rotate the screw “C” clockwise to reduce differential pressure.
IWARNING!
Pressure regolation must be carried out by skilled personnel only.
If the pressure switch does not work
(overpressure), the safety valve will automatically operate and open when the pres-
sure exceeds the max. setted value.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

IWARNING!
Compressor must be connected to a power supply socket protected by a suitable
magneto-thermic switch.
The tabs show the absorption data for each type of compressor:
Motor type
230 V
50 Hz
230 V
60 Hz
115 V
60 Hz
3.1 A 4.2 A 8.5A
The compressor power supply cable or its eventual extensions must havean adeguate
wire section, proportioned to its lenght.
Thefollowing table shows the wires section data for each type of compressor in relation
to the lenght:
To 3 mt. From 3
to 20 mt.
230 V
50/60 Hz
115 V
60 Hz
230 V
50/60 Hz
115 V
60 Hz
1 mm221,5 mm2 1,5 mm222 mm2
2.3 FILLING UP
Tank filling time from 0 to 7 bar ( test temperature 20°C)
- 230V/50Hz: 26 sec
- 115V/60Hz: 23 sec
2.4 CHECK OF FILLING TIME
Check the compressor as follows:
1.Empty the compressor air tank
2.Close the compressor outlet on the tank and check that the drain cap is closed
3.Start the compressor and check the time elapsing between starting and automatic
switching off
4. Check that there are no leaks on connections.
5. check max. pressure= 7 bar/100 Psi
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

3Troubleshooting
IWARNING
·Before any operation on the compressor, disconnect the plug from the socket.
·Empty air tank of air before dismantling any part of compressor unit’s pressure sys-
tem.
·Following operations must be done by a specialist.
3.1 The compressor does not start
·a) No power from mains. Check fuses and socket.
·b) Breakage or loose joints in electrical connections. Check with tester for continuity.
·c) Pressure in air tank too high for activation of pressure switch. The pressure switch
makes circuit only when pressure has dropped to preset start pressure.
·d) Leaky non-return valve. Take off the flexible pressure pipe to see if air leaks out
from the valve. If so, unscrew the valve cap (Fig.4 item 1), clean the rubber disk (item
2) and his place with a dry cloth and assembly the whole with care . If the leakage per-
sists, the whole valve must be replaced.
·e) Condenser defective. Replace it.
·f) The therrmal relay has switched off the compressor due to overheating. When
cooled, the compressor will automatically turn on at the suitable temperature.
3.2 The compressor does not reach the maximum pressure
·a) Check any air leak (See point 3.6).
·b) Check the pressure switch efficency and if necessary adjust it (See point 2.2
Pressure adjustment).
·c)The non-return-valve is clogged so creating a flow restriction.
Clean or replace the valve.
3.3 The compressor works, but pressure does not increase in tank (or increase too
slowly)
·a) Air filter clogged. Clean or replace.
·b) Check any air leak (See point 6).
3.4 The compressor works but does not load
·The defect can be due to a valve or a gasket break. Replace the damaged part imme-
diately.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

3.5 The compressor stops while working
·The motor has an automatic resetting thermal protection, that stops the compressor
when the temperature is too high. The compressor will start again automatically after
15/20 minutes.
·
3.6 Air leaks
·Can be due to bad seal of any connection, check all connections wetting with suds
·
3.7 Leak from the valve placed under the pressure switch
·Damaged valve, replace it.
·The defect can be due to an unperfect valve seal (See point 3.1d).
3.8 The compressor starts when no air is being tapped
·Air leak (See point 3.6).
5.9 The compressor starts and stops more frequently than usual
·a) Large amount of condensate in air tank. Remove condensate.
·b) Air leak (See point 3.6).
3.10 The compressor does not switch on when pressure is under the minimum level
and/or does not switch off at max pressure
·Defective pressure switch. Replace.
3.11 The compressor gets very hot
·a) Air leak (See point 3.6).
·b) Clogged intake filter. Clean or replace.
·c) Too high outsidet temperature. Do not close the unit in a cupboard unless ade-
quately ventilated.
·d) Over-running.
Ensure the compressor is the correct model for your work load.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com

4Special informations
4.1 COMPRESSOR DEMOLITION
During the compressor demolition all possible safety regulations must be ob-
served in order to avoid any damage to people or things.
All the metal parts can be recycled; rubber and plastic parts have to be disposed of in
the compliance with the laws in force in the country where the compressor is installed.
4.2 SPARES
Defective parts must be replaced only by authorized personnel; all possible
safety regulations must be observed in order to avoid any damage to people or
things.
IWARNING
Failure to observe the safety regulations may cause serious damage to people or
things.
The manufacturer shall not be held liable for damage to people or things caused
by improper or not permitted use of the compressor.
4.3 WARRANTY
·The compressor is guaranteed for 12 months from the date of purchase.
·It regards only the free replacement of parts recognised as defective by the manufac-
turer apart from the electric parts and worn parts.
·The guarantee automatically ceases in case of tampering and bad usage.
·The warranty does not include transport and labour costs.
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GTEK AUTOMATION 26212 Dimension Drive, Suite 150 Lake Forest, CA 92630 Ph. 949-680-4242 www.gtek-automation.com
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