Chicago Pneumatic HP 4 Instruction And Maintenance Manual
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Chicago Pneumatic HP 4 Instruction And Maintenance Manual

Chicago Pneumatic HP 4 Instruction And Maintenance Manual

Silenced screw rotary compressor units
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SILENCED SCREW ROTARY COMPRESSOR UNITS
HP 4 - 5,5 - 7,5 - 10 – 10S - 15 - 20
KW 3 - 4 - 5,5 - 7,5 - 7,5S - 11 - 15
THIS MACHINE MUST BE CONNECTED TO TWO DIFFERENT POWER SUPPLIES: THREE-PHASE SUPPLY FOR
THE COMPRESSOR SINGLE-PHASE SUPPLY FOR THE DRYER
READ THIS MANUAL CAREFULLY BEFORE CARRYING OUT ANY OPERATIONS ON THE COMPRESSOR
UNIT.
THIS MACHINE IS EQUIPPED FOR BOTH CONTINUOUS AND INTERMITTENT WORKING, HOWEVER TO
AVOID CONDENSATION PROBLEMS IN THE OIL, THE MACHINE MUST OPERATE FILLED WITH AT LEAST
10% OF ITS TOTAL CAPACITY, CHECK FOR SIGNS OF CONDENSATION IN THE OIL BY FOLLOWING THE
INSTRUCTION AND MAINTENANCE MANUAL
INSTRUCTIONS GIVEN IN CHAPTER 15.2
1
ENGLISH
Code
9828093382 00
Edition 02/2021

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  • Page 1 Edition 02/2021 SILENCED SCREW ROTARY COMPRESSOR UNITS HP 4 - 5,5 - 7,5 - 10 – 10S - 15 - 20 KW 3 - 4 - 5,5 - 7,5 - 7,5S - 11 - 15 THIS MACHINE MUST BE CONNECTED TO TWO DIFFERENT POWER SUPPLIES: THREE-PHASE SUPPLY FOR...

  • Page 2: Table Of Contents

    IMPORTANT: A COPY OF THE WIRING DIAGRAMS CAN BE FOUND INSIDE THE ELECTRIC BOARD OF THE COMPRESSOR. SILENCED SCREW ROTARY COMPRESSOR UNITS HP 4 - 5,5 - 7,5 - 10 – 10S - 15 - 20 KW 3 - 4 - 5,5 - 7,5 - 7,5S - 11 - 15 MACHINE AND MANUFACTURER IDENTIFICATION DATA FIG.

  • Page 3: General Characteristics

    ENGLISH ADDRESSES OF ASSISTANCE CENTRES In the event of breakdown or malfunction of the machine, switch it off and do not tamper with it. We remind you that our technical service department is at your complete disposal to help you resolve any problems that may possibly be encountered, or to provide you with any other information necessary.

  • Page 4: Intended Use

    ENGLISH 2.0 INTENDED USE The compressor has been built to supply compressed air for industrial use. The machine cannot be used in premises where there is a risk of fire or explosion or where the activity performed can release into the environment dangerous substances (for example: solvents, inflammable vapours, alcohol, etc.). In particular the appliance cannot be used to produce air to be breathed by humans or used on direct contact with foodstuffs.

  • Page 5: Description Of Danger Signals

    ENGLISH 5.0 DESCRIPTION OF DANGER SIGNALS 1) FLUID EJECTION 6) HIGH PRESSURE 2) DANGEROUS ELECTRIC VOLTAGE 7) HOT PARTS 3) AIR NOT FIT FOR BREATHING 8) MOVING PARTS 4) NOISE 9) FAN ROTATING PURGE EVERY DAY 5) MACHINE WITH AUTOMATIC START 5.1 DESCRIPTION OF COMPULSORY SIGNALS 11) READ THE USE AND MAINTENANCE INSTRUCTIONS...

  • Page 6: Safety Devices

    ENGLISH 6.2 DANGERS ZONES FOR DRYER UNIT AND TANK Risks present on the whole machine FIG. 3A 7.0 SAFETY DEVICES 7.1 SAFETY DEVICES FOR SCREW COMPRESSOR (Fig. 4) 1) Safety screws 2) The front protection and th cubicle door can be opened with a special key 3) Protection device - cooling fan / pulley 4) Safety valve 5) Emergency stop...
  • Page 7 ENGLISH FIG. 4 7.2 SAFETY DEVICES FOR DRYER UNIT AND TANK 1) Safety valve 2) Protective switch cap. 3) Relay for compressor (automatic) 4) Overload protector for compressor FIG. 5...

  • Page 8: Position Of Plates

    ENGLISH 8.0 POSITION OF PLATES 8.1 POSITION OF THE DANGER PLATES FOR COMPRESSOR UNIT The plates fitted on the compressor unit are part of the machine; they have been applied for safety purposes and must not be removed or spoiled for any reason. Dangers plate Code 2202 2607 90 Plate “Machine with automatic start”...
  • Page 9 ENGLISH 8.2 POSITION OF THE DANGER PLATES FOR DRYER UNIT AND TANK The plates fitted on the compressor unit are part of the machine; they have been applied for safety purposes and must not be removed or spoiled for any reason. Dangers plate 1079 9926 55 FIG.
  • Page 10 ENGLISH 8.3 POSITION OF THE DATA PLATE FOR COMPRESSOR UNIT FIG. 8...

  • Page 11: Compressor Room

    ENGLISH 8.4 POSITION OF THE DATA PLATE FOR DRYER – AIR RECEIVER FIG. 9 9.0 COMPRESSOR ROOM 9.1 FLOOR The floor must be even and of industrial type; the total weight of the machine is shown in the Chap. 13.0 Remember the total weight of the machine when positioning it.

  • Page 12: Transport And Handling

    ENGLISH 10.0 TRANSPORT AND HANDLING The machine must be transported as shown in the following figures. FIG. 11 11.0 UNPACKING After removing the packing, ensure that the machine is unbroken and that there are no visibly damaged parts. If you are in doubt, do not use the machine but apply to the manufacturer technical assistance service or to your dealer. The packing material (plastic bags, polystyrene foam, nails, screws, wood, metal strapping, etc..) must not be left within the reach of children or abandoned in the environment, as they are a potential source of danger and pollution.

  • Page 13: Installation

    ENGLISH 12.0 INSTALLATION 12.1 POSITIONING After unpacking the equipment and preparing the compressor room, put the machine into position, checking the following items: ● Ensure that there is enough space around the machine to allow maintenance (see Fig. 12). ● Check that the compressor is standing on a perfectly flat floor. FIG.

  • Page 14: Connection To The Compressed Air Network

    ENGLISH CABLES, PLUGS AND ALL OTHER TYPE OF ELECTRIC MATERIAL USED FOR THE CONNECTION MUST BE SUITABLE FOR THE USE AND COMPLYING WITH THE REQUIREMENTS STATED BY THE REGULATIONS IN FORCE. 12.3 CONNECTION TO THE COMPRESSED AIR NETWORK Fit a manual interception valve Ref. 1 between the machine and the compressed air network so that the compressor may be isolated during maintenance operations;...
  • Page 15 ENGLISH 13.0 DIMENSIONS AND TECHNICAL DATA 4-5,5-7,5-10 Hp air receiver 200 Liters on base Dimensions mm (inch) Connectio HP 4-5,5-7,5- Dimensions mm (inch) Connection HP 4-5,5-7,5 KW 3-4-5,5 KW 3-4-5,5- 1/2" 3/4" 1429 573.1 1397 804.8 603.1 1020 (56.25) (22.56) (55) (31.68)

  • Page 16: Dimensions And Technical Data

    ENGLISH 13.1 DIMENSIONS AND TECHNICAL DATA (air receiver 270 - 500 Liters) 270 Liters 500 Liters Dimensions mm (inch) Dimensions mm (inch) connection connection HP 4-5,5-7,5-10 HP 4-5,5-7,5-10 KW 3-4-5,5- 7,5 KW 3-4-5,5- 7,5 1/2” 1/2” 1533 573.1 1447 1935 610.6...
  • Page 17 ENGLISH 13.2 DIMENSIONS AND TECHNICAL DATA 10S-15-20 Hp on base Dimensions mm (inch) Air Connection HP 10S-15-20 KW 7,5S-11-15 3/4" 937.8 708.1 1020 (36.92) (27.87) (40.16) 50Hz HP 10S HP 10S HP 10S HP 15 HP 15 HP 15 HP 20 HP 20 HP 20 kW 7,5S...
  • Page 18 ENGLISH 13.3 DIMENSIONS AND TECHNICAL DATA (air receiver 270 - 500 Liters) 270 Liters 500 Liters connection connection Dimensions mm (inch) Dimensions mm (inch) HP 10S-15-20 HP 10S-15-20 KW 7,5S-11-15 KW 7,5S-11-15 1/2” 1/2” 1533 678.1 1447 1935 678.1 1578 (60.35) (26.69) (56.97)
  • Page 19 ENGLISH MAX. V230/50-60Hz Nominal Press. Nominal Nominal Power TYPE Weight Freon R513a Power Max. Power W / HP W / HP DRYER Kg. / lb [kg / lb] W / HP 60 Hz 50 Hz 60 Hz 50 Hz 60 Hz 50 Hz 60 Hz 50 Hz...

  • Page 20: Machine Illustration

    ENGLISH 14.0 MACHINE ILLUSTRATION 14.1 GENERAL LAY-OUT FOR DRYER AND TANK 1 Refrigerant compressor 8 Expansion capillary tube 9 Safety valve (Compressed air tank)  2 Condenser 3 Motor fan 10 Compressed air tank 4 Evaporator 11 Condensate manual drainage 5 Condensate drain solenoid valve ...
  • Page 21 15 Safety valve  4 No-load running solenoid valve (Hp 7,5-10 / kW 5,5-7,5) 16 Electric motor 5 Drain solenoid valve (Hp 4-5,5 / kW 3-4) 17 Screw compressor 6 Belt tightening system 18 Suction unit 7 Minimum pressure valve 19 Oil cooler ...

  • Page 22: Command Functions

    ENGLISH 14.3 CONTROLLER VERSION BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF THE COMMAND FUNCTIONS. 1) Controller 2) Emergency stop button with mechanical seal and rotation release 3)“OFF” - “ON” switch dryer 4) Digital controller 14.4 COMPRESSOR CONTROLLER 14.4.1 INTRODUCTION In general, the controller has following functions:...

  • Page 23: Automatic Restart After Voltage Failure

    ENGLISH SHUTDOWN If the compressor element outlet temperature exceeds the programmed shutdown level or the overload relay of the main motor trips, the compressor will be stopped. This will be indicated on the display of the controller. SERVICE WARNING If the service timer exceeds the preset value, the controller advises the operator via the display, to carry out the service maintenance. AUTOMATIC RESTART AFTER VOLTAGE FAILURE The controller has a built-in function to automatically restart the compressor when the voltage is restored after voltage failure.

  • Page 24: Icons Used On The Display

    ENGLISH 14.4.3 ICONS USED ON THE DISPLAY FUNCTION ICON DESCRIPTION Stopped/Running When the compressor is stopped, the icon stands still. When the compressor is running, the icon is rotating. Compressor status Motor stopped Running unloaded Running unloaded (blinking for manual stop) (only for 5.5-7.5kW units) Running loaded Machine control mode...

  • Page 25: Main Screen

    ENGLISH 14.4.4 MAIN SCREEN At power on, the first screen is a test screen (Icon, digit and led are on). The next screen is the Main screen, shown automatically. The Main screen shows: - The compressor status by means of pictographs; - The air outlet pressure;...
  • Page 26 ENGLISH When the unload time is elapsed 7.5-10-15-20HP / 5.5-7.5-11-15kW units, the compressor is stopped, and the controller goes back to main screen: Main screen with pressure (stopped compressor) To enter the main menu (starting from the Main screen), press the enter button (7) for 3 seconds. The main menu is shown: First screen of main menu It is possible to scroll in the menu with the up or down buttons (4-8).

  • Page 27: Shutdown Warning

    ENGLISH 14.4.6 SHUTDOWN WARNING DESCRIPTION A shutdown warning will appear in the event of: A too high temperature at the outlet of the compressor element. Compressor element outlet temperature If the outlet temperature of the compressor element exceeds the shutdown warning level (factory set at 110˚C/ 230˚F), warning LED (5) is on.

  • Page 28: Compressor Element Outlet Temperature

    ENGLISH COMPRESSOR ELEMENT OUTLET TEMPERATURE If the outlet temperature of the compressor element exceeds the shutdown level (factory setting 115˚C/ 239˚F): The compressor will shutdown. Alarm LED (5) will flash. The following screen will appear: Main screen with shutdown indication, element outlet temperature The related pictograph will appear flashing.

  • Page 29: Motor Overload

    ENGLISH COMPRESSOR OUTLET PRESSURE If the outlet pressure of the compressor element exceeds the shutdown level: The compressor will shutdown. Pressure readout will flash MOTOR OVERLOAD In the event of motor overload: The compressor will shut down or the compressor can’t start Alarm LED (5) will flash.

  • Page 30: Error Pressure/Temperature Sensor

    ENGLISH ERROR PRESSURE/TEMPERATURE SENSOR In the event of an error of the outlet pressure sensor (PT20) or temperature sensor (TT11): The compressor will shutdown. The following screen will appear: Example of error sensor Contact you dealer for fault troubleshooting. When the shutdown condition has been solved, press the enter button (7) for 5 seconds. When <rSt>...

  • Page 31: Scrolling Through All Screens

    ENGLISH 14.4.9 SCROLLING THROUGH ALL SCREENS COMPRESSOR CONTROLLER MENU TREE General overview of the menu From the Main screen press the enter button (7) for 3 seconds to enter the Menu. You will find the following items: Data menu: Data counters parameters. Programming menu: Submenu of Regulation pressure, Timer, Display setting and Control setting.
  • Page 32 ENGLISH OVERVIEW OF THE SCREENS Menu item Submenu Digital input screen Designation <dAtA> Data <d.1> Calling up running hours <d.2> Calling up motor starts <d.3> Calling up module hours <d.4> Calling up loading hours Calling up load solenoid valve <d.5> (only for 7.5-10-15-20HP 5.5-7.5-11-15kW) units) <d.6>...

  • Page 33: Calling Up Running Hours

    ENGLISH 14.4.10 CALLING UP RUNNING HOURS Starting from the Main screen: Press Enter button (7) for 3 seconds to enter the Main menu. Select <dAtA> and press Enter button (7) to enter the Data menu. Scroll Up or Down buttons (4-8) until <d.1> and the motor stopped symbol is shown. Press Enter button (7): the running hours are shown.

  • Page 34: Calling Up Loading Hours

    ENGLISH 14.4.13 CALLING UP LOADING HOURS Starting from the Main screen: Press Enter button (7) for 3 seconds to enter the Main menu. Select <dAtA> and press Enter button (7) to enter the Data menu. Scroll Up or Down buttons (4-8) until <d.4> and the running loaded symbol is shown. Press Enter button (7): the loading time is shown.

  • Page 35: Calling Up/Resetting The Service Timer

    ENGLISH 14.4.15 CALLING UP/RESETTING THE SERVICE TIMER Starting from the Main screen: Press Enter button (7) for 3 seconds to enter the Main menu. Select <dAtA> and press Enter button (7) to enter the Data menu. Scroll Up or Down buttons (4-8) until <d.6> and <hrs> is shown. Press Enter button (7): the loading time is shown.

  • Page 36: Calling Up/Modifying Pressure Band Settings

    ENGLISH 14.4.17 CALLING UP/MODIFYING PRESSURE BAND SETTINGS Starting from the Main screen: Press Enter button (7) for 3 seconds to enter the Main menu. Select <ProG> and press Enter button (7) to enter the Programming menu. Scroll Up or Down buttons (4-8) to <reG.P> for regulation pressure. Press Enter button (7) to enter the submenu.

  • Page 37: Activating Automatic Restart After Voltage Failure

    ENGLISH 14.4.21 ACTIVATING AUTOMATIC RESTART AFTER VOLTAGE FAILURE DESCRIPTION This function allows the compressor to restart automatically after voltage failure. Your dealer can only do the activation. Please contact him for further details. After any power failure, before restarting, the compressor will wait for a fixed time. When delay time is running, the display will show the related countdown value as below: Example countdown delay time of automatic restart after power failure.
  • Page 38 ENGLISH COMMAND AND CONTROL PANEL DRYER BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF THE COMMAND FUNCTIONS. Ref. 1) Digital controller Ref. 7) Stop - Running button Alarms Power ON Fan ON Dryer ON PDP indicator ICON MODE...
  • Page 39 ENGLISH DIGITAL CONTROL ALARMS N.B. OPERATIONS MARKED ◼◼ MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER DISPLAY FLASHING WARNING NOTES Possible root causes Observations Dryer is working OK Warning icon NOT Fan control probe failed ◼◼ replace probe fashing, label P1 flashing Warning icon NOT PDP Temp probe failed...
  • Page 40 ENGLISH SE ALARM After 6000Hrs, the controller will issue a “SE” warning. This is the maintenance due warning. How to reset the maintenance warning: follow steps 1 to 12 DOWN Push and hold buttons “SET” and PDP is flashing between standard view Message “SE”...
  • Page 41 ENGLISH PROCEDURE TO SET THE SERVICE INTERVAL ON PDP DEVICE DOWN Push and hold buttons “SET” and PDP is showing standard view. Message “SE” appears on display. “DOWN” to enter in the menu. Current service interal is displayed. Select desired service interval using Push and release “SET”...

  • Page 42: Ordinary Maintenance To Be Done By The User

    ENGLISH 15.0 ORDINARY MAINTENANCE TO BE DONE BY THE USER BEFORE CARRYING OUT ANY MAINTENANCE IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. The maintenance jobs described in this chapter may be carried out by the user. The more complex maintenance jobs which require professionally skilled personnel are listed in the chaper on GENERAL ROUTINE MAINTENANCE.
  • Page 43 ENGLISH 15.2 DRAINING CONDENSATE FROM THE OIL TANK If the compressor work cycle contemplates long pauses during which the machine cools down, a certain amount of condensate will gather in the oil tank. This happens, for example, when stopping overnight or at weekends. The condensate must be drained off every 50 hours or every week.
  • Page 44 ENGLISH - Wait for the machine to cool down. - Remove the panel Ref. 5 Fig. 17 with the key provided. - SLOWLY turn on the tap Ref. 6 Fig. 17 and let the condensate flow out. - When the first traces of oil appear, turn off the tap. CONDENSATE MUST BE DISPOSED OF IN CONFORMITY WITH THE LOCAL REGULATIONS IN FORCE.
  • Page 45 ENGLISH 15.5 CLEANING THE SUCTION FILTER OR CHANGING THE FILTER - Stop the machine. - Press the button switch Rif. 2 Fig. 18 (on the dryer if fitted) - Turn off the differential supply switch, Ref. 3 (on the screw-compressor) and Ref. 4 (on the dryer if fitted) Fig. HOT PARTS INSIDE - Remove the fixed protection device (machine cover and front panel) Ref.
  • Page 46 ENGLISH 15.6 CHECKING THE AUTOMATIC AND MANUAL CONDENSATION EMPTYING (FOR DRYER AND TANK) BEFORE CARRYING OUT ANY MAINTENANCE IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. The automatic and manual condensation drain (Rif. 8 and Ref. 11 Fig. 19) must be checked every day. Proceed as follows: - Press the "TEST"...

  • Page 47: Periods Of Inactivity

    ENGLISH 15.8 CLEAN THE DIRT COLLECTION FILTER FOR DRYER (Ref. 9 - 10 Fig. 19) BEFORE CARRYING OUT ANY MAINTENANCE IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. Proceed as follows: - Close the tap Ref.

  • Page 48: Scrapping The Unit

    ALWAYS RESPECT THE REGULATIONS IN FORCE FOR DISPOSING OF OLD OIL AND OTHER POLLUTING MATERIALS SUCH AS SOUND-DEADENING, INSULATING FOAM, ETC. 18.0 LIST OF SPARE PARTS FOR ROUTINE MAINTENANCE HP 4 - 5,5 HP 7,5 - 10 Ref. DESCRIPTION...

  • Page 49: Trouble-Shooting And Emergency Remedies

    ENGLISH 19.0 TROUBLE-SHOOTING AND EMERGENCY REMEDIES N.B. OPERATIONS MARKED ◼ ◼ MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER ALL WORK MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL. BEFORE CARRYNG OUT ANY MAINTENANCE JOBS IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS.
  • Page 50 ENGLISH 19.2 TROUBLE-SHOOTING AND EMERGENCY REMEDIES FOR DRYER ALL WORK MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL. BEFORE CARRYNG OUT ANY MAINTENANCE JOBS IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS. N.B. OPERATIONS MARKED ◼ ◼ MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER FAULT FOUND POSSIBLE CAUSES...

  • Page 51: Starting Up

    ENGLISH PART “B” THIS PART "B" OF THE INSTRUCTIONS MANUAL IS RESERVED FOR PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER. 20.0 STARTING UP BEFORE CARRYING OUT ANY OPERATION ON THE MACHINE, ENSURE THAT THE ELECTRIC POWER SUPPLY HAS BEEN DISCONNECTED. 20.1 PREPARING FOR SETTING UP After checking everything as indicated in Chap.

  • Page 52: Preliminary Checks

    ENGLISH 20.2 PRELIMINARY CHECKS Check the oil level Ref. 1 Fig. 23; when delivered the machine is filled with oil; if the oil level is not as intended, top up with the same oil as the original type. If more than 3 months have passed between the inspection in the factory and the date of installation, lubricate the screw group before starting up, following the procedure described below: - Remove the protection Ref.

  • Page 53: General Ordinary Maintenance Requires Trained Personnel

    ENGLISH 20.4 CHECK THE COMPRESSOR ROTATION DIRECTION AND START UP - Check that all the protective shields are in place. - Apply voltage to the control panel by operating the automatic differential switch of the line Ref. 1 Fig. 24. - Switch on the compressor pressing start/stop button for 3 seconds.

  • Page 54: Changing The Oil

    ENGLISH 22.0 CHANGING THE OIL CAUTION: THIS OPERATION MUST BE DONE TOGETHER WITH THE OIL FILTER AND AIR FILTER EXCHANGE BEFORE CARRYING OUT ANY MAINTENANCE JOBS IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK.

  • Page 55: Belt Tension

    - Close the panel Ref. 1 Fig. 26. FIG. 26 24.0 BELT TENSION (Hp 4-5,5-7,5-10S-15-20 kW 3-4-5,5-7,5-7, 7,5S-11-15) BEFORE CARRYING OUT ANY MAINTENANCE THE MACHINE MUST BE STOPPED, CUT OFF THE MACHINE FROM THE ELECTRICAL MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT, CHECK THAT THE MACHINE IS NOT UNDER PRESSURE.
  • Page 56 ENGLISH Hp 4-5,5-7,5-10-10S-15-20 kW 3-4-5,5-7,5-7,5S-11-15 FIG. 27 () Tightening torque = 25 N•m 5 (4x)

  • Page 57: Replacing The Belt

    ENGLISH 25.0 Hp 4-5,5-7,5-10 / kW 3-4-5,5-7,5) REPLACING THE BELT ( BEFORE CARRYING OUT ANY MAINTENANCE THE MACHINE MUST BE STOPPED, CUT OFF THE MACHINE FROM THE ELECTRICAL MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT, CHECK THAT THE MACHINE IS NOT UNDER PRESSURE.
  • Page 58 ENGLISH Proceed as follows: - Open the front panel Ref. 1 Fig. 28 with the special key. - Remove Roof, back panel and protection plate Ref. 2,3,4 Fig. 28. - Remove conveyor screw (Qty.3) Ref. 5 Fig 28. - Move conveyor duct to left until it touches to the belt Ref. 6 Fig 28. - Remove foam of conveyor Ref.
  • Page 59 ENGLISH 26.0 OLEOPNEUMATIC DIAGRAM (Hp 4-5,5 / kW -3-4) STANDARD AIR CAPACITY NO DRYER STANDARD AIR CAPACITY WIHT DRYER AIR CIRCUIT OIL CIRCUIT CONTROL CIRCUIT 1 SUCTION FILTER 11 MINIMUM PRESSURE VALVE 2 SUCTION REGULATOR 12 AIR-OIL SEPARATOR 3 SCREW COMPRESSOR...
  • Page 60 ENGLISH 26.1 OLEOPNEUMATIC DIAGRAM (Hp 7,5-10S -15-20 / kW 5,5-7,5-7,5S-11-15) STANDARD AIR CAPACITY NO DRYER STANDARD AIR CAPACITY WIHT DRYER AIR CIRCUIT OIL CIRCUIT CONTROL CIRCUIT 1 SUCTION FILTER 13 AIR RECEIVER 2 SUCTION REGULATOR 14 SAFETY VALVE 3 SCREW COMPRESSOR 15 SAFETY OIL TEMPERATURE 4 OIL DISCHARGE VALVE 16 ELECTRIC MOTOR...

  • Page 61: Rated Values

    ENGLISH 27.0 CALIBRACION FOR DRYER BYPASS VALVE FOR HOT GAS N.B. Tthese valves have already been calibrated and they do not require any adjistment. A dew point different from the rated one generally depends on causes which are not attributable to their operation. 1) Closing cap 2) Adiusting screw WORKING PRESSURES AND TEMPERATURES OF R513a...

This manual is also suitable for:

Hp 5Hp 7,5Hp 10Hp 10sHp 15Hp 20

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