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Oil-Free Scroll Compressor 4kW ~ 15kW 

7.4.8 

Checking or replace belt 

Belt 

Personnel: 

◼

Manufacturer

Protective 

equipment: 

◼

Safety boots

◼

Protective work clothing

◼

Light respiratory

protection

◼

Safety goggles

◼

Protective gloves

1.

Switch the oil-free scroll compressor off and

secure to prevent restarting.

2.

Close the shut-off valve on the pressure net-

work side and secure it to prevent it from being 

opened again.

3.

Open front shutter.

4.

Disassemble belt protecting cover with

hexagon wrench.

Fig. 25

: Open front shutter and belt protecting cover 

ES04

 

5.

Check belt tightness. If the value of belt

tightness is within the allowable range,

re-assemble front shutter and belt protecting 

cover. If the value of belt tightness shall be

adjusted, do as follows.

Fig. 26

: Disassemble upper cover and rear cover ES04 

6.

Use allen wrench to disassemble upper

cover

7.

Use allen wrench to disassemble rear cover

Fig. 27

: Loosen supporting frame ES04 

8.

Loosen screws on the motor support frame

9.

Loosen screws on the motor flange rotating

plate

10.

Use screw at motor flange rotating plate to

adjust the location of motor upward and

downward, and adjust the tightness of belt

and change belt.

Содержание ECO Series

Страница 1: ...g to pay attention to the vital safety information and instructions in this manual Carefully read understand and retain all safety information and instructions before operating this compressor ECO Series Oil Free Scroll Compressor Operator Manual 4 kW 5 HP 8 kW 10 HP 11 kW 15 HP 15 kW 20 HP LOT 003 ...

Страница 2: ...tilised and or communicated except for internal purposes without the written permission of the manufacturer Any infringement shall be subject to compensation for damages We reserve the right to assert further claims Limitation of liability All information and instructions in this manual have been compiled taking account of the appli cable standards and regulations state of the art technology and o...

Страница 3: ...l safety 17 2 4 Safety devices 17 2 4 1 Position of the safety devices 18 2 4 2 Description of the installed safety devices 18 2 5 Environmental protection 19 2 5 1 Instructions on the machine 19 3 Technical data 20 3 1 Name plate 20 3 2 Emissions 20 3 3 General specifications 21 3 3 1 Operating condition 21 3 3 2 Discharge port 21 3 4 Oil free scroll compressor 21 3 4 1 Plant data ES04 ES15 21 4 ...

Страница 4: ...31 7 1 Safety instructions for maintenance 31 7 2 Spare parts 32 7 3 Maintenance schedule 32 7 4 Maintenance work 34 7 4 1 Checking for leaks 34 7 4 2 Checking the electrical connections 34 7 4 3 Checking the compressor temperature 34 7 4 4 Checking soiling of th cooler 35 7 4 5 Checking main motor 35 7 4 6 Add lubricating grease for main motor bearing 35 7 4 7 Replaceing the air filter 36 7 4 8 C...

Страница 5: ...Oil Free Scroll Compressor 4kW 15kW A Training log 45 B Service log 45 C Maintenance Schedule 49 D Installation space requirements diagram 49 E Dimension drawing 49 F Electrical Schematic 49 ...

Страница 6: ...4 Oil Free Scroll Compressor 4kW 15kW 1 Overview 1 1 Design Oil free scroll compressor Fig 1 Oil free scroll compressor 4 kW 1 Controller 2 Emergency Stop 3 Enclosure 3 2 1 ...

Страница 7: ...Oil Free Scroll Compressor 4kW 15kW Fig 2 Oil free scroll compressor 8 kW 1 Controller 2 Emergency Stop 3 Enclosure 3 1 2 ...

Страница 8: ...6 Oil Free Scroll Compressor 4kW 15kW Fig 3 Oil free scroll compressor 11 15 kW 1 Controller 2 Emergency Stop 3 Enclosure 3 1 2 ...

Страница 9: ...s oil free scroll compressor 4kW 1 Motor 2 Compressor airend 3 Air filter 4 Tempreature sensor 5 Safety valve 6 Non return valve 7 Switch cabinet 8 Pressure Sensor 9 Cooling air fan 10 After cooler 11 Belt cover 12 Compressed air outlet 13 Cable port 1 2 7 13 3 6 4 5 8 12 9 10 11 ...

Страница 10: ...es oil free scroll compressor 8kW 1 Motor 2 Compressor airend 3 Air filter 4 Tempreature sensor 5 Safety valve 6 Non return valve 7 Switch cabinet 8 Pressure sensor 9 Cooling air fan 10 After cooler 11 Belt cover 12 Compressed air oulet 13 Cable port 1 2 3 4 9 6 8 10 7 5 11 12 13 ...

Страница 11: ...roll compressor 11 15kW 1 Motor 2 Compressor airend 3 Air filter 4 Tempreature sensor 5 Safety valve 6 Non return valve 7 Switch cabinet 8 Pressure sensor 9 Cooling air fan 10 After cooler 11 Belt cover 12 Compressed air oulet 13 Cable port 7 6 8 11 2 3 10 1 9 12 13 2 3 4 2 3 4 2 3 4 5 6 3 4 ...

Страница 12: ...ompression process The compressed air is released via outlet of airend and enters into the aftercooler for cooling 1 3 Assembly description 1 3 1 Controller For detailed information about the controller installed consult the sepa rate Controller documentation 1 3 2 Enclosure ES04 ES08 ES11 15 Fig 7 Enclosrue of every models Allen wrench is used to disassemble the en closure ...

Страница 13: ...irend of compressor is constant There was no Inverter type Note There is different of belt pulley of motor side between 50 60Hz 1 3 4 Air filter ES04 ES08 ES15 Fig 9 Air filter Air filter of scroll compressor Fig 9 is located at the inlet of the airend The sucked in air flows directly into the airend for the purposes of compression 1 3 5 Airend ES04 ES08 ES15 Fig 10 Airend 1 1 1 1 1 1 1 1 ...

Страница 14: ... from the rear outlet after the air being compressed Both inlet and outlet are at the back of the airend 1 3 6 Safety valve ES04 ES08 ES15 Fig 11 safety valve The major purpose of the safety valve ES04 ES08 ES15 Fig 11 installed on cooling piping is protecting the system from excessive pressure 1 1 1 ...

Страница 15: ...pressure from the network to the compressor airend in the event of machine stoppage whitch could otherwise cause reverse operation and or leaks 1 3 8 Cooler ES04 ES08 ES15 Fig 13 Cooler After the cooling process performed by the cooler ES04 ES08 ES15 Fig 13 the compressed air enters the customer s network via the compressed air outlet 1 3 9 Cooling air fan 1 1 1 1 1 ...

Страница 16: ...er air of enclosue is sucked out by the cooling air fan to keep the inner air tempera ture to be constant You can find information on cooling air volumes in the Technical Data chapter Ventilation in the air compressor room shall consider providing sufficient space for discharging compressed air and hot air The discharged air can be used for heat recovery system 1 4 Interface Airflow 1 1 ...

Страница 17: ...through the air filter and com pressed by the airend The remaining air flows through the enclosure and cooler to take away the heat from the compressed air and motor Compressed air outlet ES04 ES08 ES11 15 Fig 16 Compressed air outlet After cooling the compressed air is released into the compressed air network via the compressed air outlet Fig 16 1 1 1 ...

Страница 18: ... using symbols The safety instructions are prefaced by signal words which express the extent of the risk DANGER This combination of symbol and sig nal word indicates an immediate hazardous situation which will lead to serious or even fatal injuries if not avoided WARNING This combination of symbol and sig nal word indicates a potentially haz ardous situation which may lead se rious or even fatal i...

Страница 19: ...scribed here The scroll compressor is only intended to generate compressed air in a non explosive environment and must be supplied with cool dry and dust free cooling air It is designed for 2 500 operating hours per year and wouldn t be the continued running machine Do not operate the compressor in excess of its rated pressures and speeds indicated on the compressor nameplate The proper use also i...

Страница 20: ...se parts are left in or on the compressor or drive parts 10 Do not use flammable solvents for cleaning parts 11 Exercise cleanliness during maintenance and when making repairs Keep dirt away from parts and exposed openings by covering with clean cloth or Kraft paper 12 Do not install a shut off valve in the discharge line without installing a pressure relief valve between the shut off and the comp...

Страница 21: ... button stops the machine by switching off the power supply with an immediate effect After an emergency stop button has been pressed it must be turned and unlocked to allow a retart WARNING Risk of fatal injury due to unau thorized restart Restarting the machine in an uncon trolled manner can cause serious or fatal injuries Before restarting ensure that the reason for the emergency stop has been r...

Страница 22: ...ances particularly incorrect waste disposal may cause serious damage to the environment Always observe the instructions below regarding handling and disposal of environmentally haz ardous substances If environmentally hazardous sub stances are accidentally released into the environment If in doubt inform the responsible local au thorities about the damage and enquire about suitable measure The fol...

Страница 23: ...e emissions Oil free scroll compressor has comparatively lower noise For de tails of noise of each machine type please see technical data Oil free scroll compressor has pretty low noise For noise of each machine type please see the following table The actually measured noise from client terminals will be different because of environment or other reflectors Data in the following table are measured ...

Страница 24: ...mum installation altitude above sea level 1000 3281 m ft 3 3 2 Discharge port Type Discharge Port inch ES04 1 2 ES08 3 4 ES11 1 ES15 1 3 4 Oil free scroll compressor 3 4 1 Plant data ES04 ES15 Type Main motor power Oil free scorll compressor kW L x W x H mm Weight kg 04 3 7 640 x 600 x 895 170 08 3 7x 2 1020 x 750 x 1645 440 11 3 7x 3 1600 x 750 x 1830 650 15 3 7x 4 1600 x 750 x 1830 720 ...

Страница 25: ...plaints for defects and damage immediately Claims for damages are only recognized within the applicable claim periods 4 3 Packaging About the packaging The scroll compressors are packaged in cartons or sometimes on wooden frames in accordance with the anticipated transport conditions Only envi ronmentally friendly materials are used for the packaging The packaging is designed to protect the indivi...

Страница 26: ...e used The length of the forks must be at least 1000 mm Transporting Fig 21 Transportation with a forklift vehicle 1 Move the forklift so that its forks are inserted as shown in Fig 21 2 Insert the forks so that they protrude on the other side 3 Ensure that the package cannot topple if the centre of gravity if off centre 4 Lift the package and begin transport 4 6 Storage Storage of packages Store ...

Страница 27: ...ulations Securing to prevent restart WARNING Risk of fatal injury due to unau thorised restart In the event of an unauthorised restart of the power supply during installa tion there is a risk of serious or fatal injury in the hazard zone Before beginning work switch off the power supply and secure it against restarting Improper installation and initial commissioning WARNING Risk of injury due to i...

Страница 28: ... atmosphere The machine is not exposed to a corrosive atmosphere The machine is not exposed to direct sunlight There is no external heat from surrounding heat sources There is no accumulation of dust Fire protection measures have been taken The machine is not exposed to vibrations The floor surface is resistant to solvents impermeable to liquids anti static and easy to clean There are no machines ...

Страница 29: ...ubstances enter into the ventilation for the screw compressor The air supplied via the intake openings is used for compression purposes and for cooling the unit Personnel Qualified personnel Protective equipment Safety shoes Protective work clothing NOTICE Risk of material damage due to condensation Cooling air that is too humid can cre ate condensation Only supply cool dry and dust free cooling a...

Страница 30: ...sed air hose to move suddenly and with high force Fasten the compressed air hose sufficiently A properly planned installed and ser viced compressed air network and an additional stop valve installed at the input to the compressed air network are prerequisites for correct installa tion Relief valves must be positioned in front of potential blockage points e g shut off valves heat exchangers and out...

Страница 31: ...rly dimensioned safety devices for personal system protection in the mains supply line and a suitable mas ter switch for switching the power supply on off are prerequisites for correct installationprerequisite for the correct installation 1 Using the data in the circuit diagram in the switch cabinet check whether the existing mains network is suitable Voltage deviations of more than 5 are not perm...

Страница 32: ...ater pipe to prevent danger from electrocution 10 Before performing any electrical maintenance work be sure to cut off the power supply 5 4 Switching on after installation Personnel Qualified personnel Protective equipment Protective work clothing Safety shoes Hearing protection 1 Check all connections for proper installation and firm seating of screw 2 Ensure that there are no tools or loose obje...

Страница 33: ...ed to the am bient temperature wait at least 30 minutes 1 Switch off the oil free scroll compressor and secure it against restarting 2 Open and remove the enclosure panels with the special spanner 3 Wait until the components have cooled 4 Check all coolant and compressed air lines for leaks 5 Check the connectors of the components and tighten the screws 6 Install the enclosure panels and ensure th...

Страница 34: ...s In emergency situation proceed as follows 1 Immediately trigger an emergency stop through the emergency stop device 2 If there is no danger to your own health get people out of the hazard area 3 Initiate first aid measures as necessary 4 Alert the fire department and or rescue service 5 Inform the responsible parties at the imple mentation site 6 Switch the machine off and secure to prevent a re...

Страница 35: ...f an unauthorised restart of the power supply during mainte nance there is a risk of serious inju ries or death for persons in the danger zone Before begining work switch off all power supply and ensure they that it cannot be switched on again Hot surfaces WARNING Danger of injury from hot surfaces The surfaces of components could heat up a lot during operation Skin contact with hot surfaces will ...

Страница 36: ...or com ponents under pressure make sure the pressure is relieved Have faulty components that are under pressure during operation replaced by appropriate specialist personnel immediately Before all work make sure that the compressor is not under pressure wait at least 5 minutes 7 2 Spare parts WARNING Risk of injury due to using wrong spare parts Using incorrect or faulty spare parts brings dangers...

Страница 37: ... of 10000h or each 4 years Change belt Please see Chapter 7 4 8 Check and change belt Manufacturer Change check valve Manufacturer Change machine body sealing strip Please see Chapter 7 4 9 Change sealing strip Manufacturer Change high pressure hose Manufacturer Check and clean fan of the machine body Manufacturer Check and clean cooling fan Manufacturer Check and clean cooler Manufacturer Check m...

Страница 38: ...tective gloves DANGER Danger to life from stored charges Electric charges may be stored in electrical components these charges may be maintained even after the system has been switched off and disconnected from the power supply Contact with these components may result in serious or fatal injury Before working on the specified components ensure that they have been completely discon nected from the ...

Страница 39: ...o the machine In case of severe soiling consult the manufacturer 7 4 5 Checking main motor Personnel Qualified personnel Protective equipment Safety boots Protective work clothing Light respiratory protection Safety goggles Protective gloves 1 Switch the oil free scroll compressor off and secure to prevent restarting 2 Open and remove the sound insulation covers with the special spanner 3 Visually...

Страница 40: ...ent it from being opened again 3 Use cross screwdriver to open air filter maintenance cover ES04 Fig 24 Remove the intake filter 4 Unfasten and remove the intake filter 5 Remove the old filter element 6 Replace the new filter element 7 Install air filter and screw tight ES08 ES11 ES15 1 Switch the oil free scroll compressor off and secure to prevent restarting 2 Close the shut off valve on the pre...

Страница 41: ...nch Fig 25 Open front shutter and belt protecting cover ES04 5 Check belt tightness If the value of belt tightness is within the allowable range re assemble front shutter and belt protecting cover If the value of belt tightness shall be adjusted do as follows Fig 26 Disassemble upper cover and rear cover ES04 6 Use allen wrench to disassemble upper cover 7 Use allen wrench to disassemble rear cove...

Страница 42: ...t location of motor upward and downward and adjust the tightness of belt and change belt ES04 ES08 ES11 ES15 Fig 29 Loosen motor foodstands anchor screw adjust tightness of motor or change belt ES08 ES11 ES15 And then loosen the adjusting screw when finished the adjustion ...

Страница 43: ...tective equipment and covers have been replaced properly 2 Ensure that all tools materials and other equipment used have been removed from the work area 3 Carefully open the compressed air network side shut off valve 4 Clean the work area and remove any substances such as liquids processing material or similar that may have escaped 5 Ensure that all safety equipment on the machine functions perfec...

Страница 44: ...wer supplies be fore starting work and make sure they cannot be switched on again Improperly executed troubleshooting work WARNING Danger of injury from improper troubleshooting Improperly executed troubleshooting work may result in serious injury and significant damage to property Ensure sufficient assembly space before starting work Pay attention to orderliness and cleanliness in the assembly lo...

Страница 45: ... are under pressure during operation replaced by appropriate specialist personnel immediately Before all work make sure that the compressor is not under pressure wait at least 5 minutes Behaviour in the event of faults The following applies in principle 1 Immediately initiate an emergency stop in the event of faults posing an immediate danger to people or property 2 Ascertain the cause of the faul...

Страница 46: ...Manufacturer Excessively high air discharge Abnormal check valve Check or change check valve Trained staff Abnormal pressure value set Check pressure value set for security valve Manufacturer Change spare parts Replace after maintenance Manufacturer Abnormal machine body Check or change machine body Manufacturer Abnormal air compressor discharge signa Air compressor reversion Check or change line ...

Страница 47: ... level Adjust main power Manufacturer Pipeline leakage Check air compressor and system pipeline for leakage Manufacturer Abnormal check valve Check or change check valve Manufacturer Abnormal pressure value set Check pressure value set for security valve Trained staff Abnormal sound Air compressor reverse rotating Check or place piping Qualified electrician Abnormal airend Check or change airend M...

Страница 48: ...have a high intrinsic weight Use hoists if necessary Secure components so that they cannot fall down or topple over Consult the manufacturer if in doubt 9 2 Dismantling Before starting dismantling Shut down the machine and secure to prevent restarting Physically disconnect the power supply from the machine discharge stored residual energy Remove consumables auxiliary materials and other processing...

Страница 49: ...4kW 15kW Appendix A Training log Date Name Type of training Training conducted by Signature B Service log Compressor type Plant number Please specify for all enquiries orders and corre spondence Motor number Pressure tank number ...

Страница 50: ...48 Oil Free Scroll Compressor 4kW 15kW Date of commissioning Customer Service department ...

Страница 51: ...ily checks Change of spare parts Abnor mal sound Water leakage of air barrel Air filter Belt Check valve Sealing strip Date Signature of inspector Maintenance and repair operation Running hours Date Spare parts Signature of maintenance crew ...

Страница 52: ...50 Oil Free Scroll Compressor 4kW 15kW Maintenance and repair operation Running hours Date Spare parts Signature of maintenance crew ...

Страница 53: ...Oil Free Scroll Compressor 4kW 15kW C Maintenance Schedule D Installation space requirements diagram E Dimension drawing F Electrical Schematic ...

Страница 54: ......

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