ENGLISH Code MANUAL USE AND MAINTENANCE 9828093016 02 Edition 01/2018 SILENCED ROTARY SCREW COMPRESSOR UNITS HP 35 - 40 - 50 HP 35 - 40 - 50 (VSD) (VSD ): Variable speed compressors THIS MACHINE MUST BE CONNECTED TO TWO DIFFERENT POWER SUPPLIES: THREE-PHASE SUPPLY FOR THE COMPRESSOR SINGLEPHASE SUPPLY FOR THE DRYER READ THIS MANUAL CAREFULLY BEFORE ANY OPERATION ON THE COMPRESSOR UNIT.
ENGLISH MACHINE AND MANUFACTURER IDENTIFICATION DATA 1 1) Position of the identification plate ADDRESSES OF ASSISTANCE CENTRES In the event of breakdown or malfunction of the machine, switch it off and do not tamper with it. If repairs are needed, apply only to a technical assistance centre approved by the manufacturer and insist on the use of original spare parts. Failure to comply with the above may endanger the safety of the machine.
ENGLISH 1.0 GENERAL CHARACTERISTICS The compressor units use single-stage screw rotary air compressors with oil injection. The system is self-bearing and does not require bolts or other devices to anchor it to the floor. The unit is completely assembled in the factory; the necessary connections for setting it up are: connection to the power mains (see installation chapter) connection to the compressed air network (see installation chapter) 2.
ENGLISH 5.0 DESCRIPTION OF DANGER SIGNALS 1) FLUID EJECTION 6) HOT PARTS 2) DANGEROUS ELECTRIC VOLTAGE 8) MOVING PARTS 3) AIR NOT FIT FOR BREATHING 9) MACHINE WITH AUTOMATIC START 4) NOISE 5) HIGH PRESSURE 5.1 DESCRIPTION OF COMPULSORY SIGNALS 11) READ THE USE AND MAINTENANCE INSTRUCTIONS 6.0 DANGERS ZONES 6.1 DANGERS ZONES FOR COMPRESSOR UNIT Risks present on the whole machine 1 8 2 2 2 5 VSD 3 2 FIG. 1 1 2 3 5 4 - Edition 01/2018 Cod.
ENGLISH 6.2 DANGERS ZONES FOR DRYER UNIT Risks present on the whole machine FIG. 2 5 2 2 5 8 1 2 3 5 3 8 7.0 SAFETY DEVICES 7.1 SAFETY DEVICES FOR SCREW COMPRESSOR (Fig. 3) 1) Safety screws 2) Side panels and door to the electric panel, opened with a special key 3) Fixed protection device - cooling fan 4) Emergency stop button with mechanical seal and rotation release. 5) Oil filling cap (with safety breather) 6) Safety valve 1 6 3 4 2 5 3 FIG. 3 Cod.
ENGLISH 7.2 SAFETY DEVICES FOR DRYER UNIT 1) Protective pressure switch cap. 2) Earth 3) Fan protection 4) Relay for compressor (automatic) 5) Overload protector for compressor FIG. 4 2 1 3 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.
ENGLISH 8.2 POSITION OF THE DANGER PLATES FOR DRYER 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. 1) Dangers plate Cod. 1079990109 FIG. 6 1 Cod.
ENGLISH 8.3 POSITION OF THE DATA PLATE FOR COMPRESSOR UNIT 1) Identification plate FIG. 7 1 1 2 2 Direction of rotation fixed speed. 8 - Edition 01/2018 Cod.
ENGLISH 8.4 POSITION OF THE DATA PLATE FOR DRYER FIG. 8 1 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. 9.2 VENTILATION When the machine is operating, the room temperature must not be higher than 46 °C (114,8 °F) or lower than 2 °C (35,6 °F).
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 sufficient space around the machine to allow maintenance (see Fig. 11). 2 FIG. 11 1 MINIMUM mt 1,5 (in) 59 THREE PHASE SCREW-COMPRESSOR SUPPLY CABLE. PROTECT THE POWER CABLE WITH A SUITABLE CHANNEL SPACE FOR MAINTENANCE MINIMUM mt 1,5 (in) 59 THREE PHASE SCREW-COMPRESSOR SUPPLY CABLE.
ENGLISH 12.3 CONNECTION TO THE COMPRESSED AIR NETWORK Isolation (ball) valve Ref. 1 between the machine and the compressed air network so that the compressor may be isolated during maintenance operations (see figure 12 ) . PIPES, FITTINGS AND CONNECTIONS USED FOR THE CONNECTION OF THE ELECTROCOMPRESSOR TO THE COMPRESSED AIR NETWORK MUST BE SUITABLE TO THE USE ACCORDING TO THE INSTRUCTIONS OF THE REGULATIONS IN FORCE IN THE COUNTRY OF USE.
ENGLISH 13.0 DIMENSIONS AND TECHNICAL DATA Air connection D Dimensions (in) L HP 35 With and without dryer HP 40-50 W H 52 32.7 61.3 1” 52 32.7 61.3 1”1/4 Fixed speed 955 1173 1184 Weight (lb) HP 35 HP 40 HP 50 VSD 979 1085 1133 FIXED SPEED Max. pressure (psi) Standard air capacity m3/h (cfm) Noiose product. dB(A) Oil operation timer setting °C (°F) Oil load (Gal) 132 258 (151,8) W H HP 40-50 With Dryer 71.3 32.7 61.
ENGLISH 14.0 MACHINE ILLUSTRATION 14.
ENGLISH 14.2 COMMAND AND CONTROL PANEL BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF THE COMMAND FUNCTIONS. FIG. 14 2 1) Control card 2) Emergency stop button with mechanical lock and rotation release 1 14.3 CONTROLLER (Standard controller for fixed speed compressors ) FIG.
ENGLISH Before rectifying, consult the safety precautions. Shut down warning: A shut-down warning level is a programmable level below the shut-down level. If one of the measured quantities exceeds the programmed shut-down warning level, an alarm message will be indicated to warn the operator before the shut-down level is reached. Service warning: If the service timer exceeds the programmed value, this will be indicated on the display (3) to warn the operator to specific service is due.. Tab. A Ref.
ENGLISH Display The display (3) shows : The compressor status by means of pictographs. The air outlet pressure. The actual temperature of the compressor element outlet. The actual dew-point temperature in case of compressor equipped with dryer.. The display also shows all measured and programmed parameters. Pittographs used on the screen (Tab. B) Ref. Pictographs Description Compressor on status load. 1) Compressor status unload. 2) Motor stopped.
ENGLISH Shut down warning A shut-down warning will appear in the event of: Too high temperature at the compressor element outlet. Too high dew-point temperature for dryer equipped units. Compressor element outlet temperature If the temperature of the compressor element exceeds the shut down warning level (110°C / 230°F), the alarm led (8) will light up and the related pictograph will appear blinking.
ENGLISH SHUT DOWN The compressor will be shut-down in the following cases: The temperature at the outlet of the compressor element exceeds the shut-down level Error of the outlet pressure sensor Overload of the drive motor Compressor element outlet temperature If the outlet temperature of the compressor element exceeds the shut-down level (115°C / 239°F), the compressor will be shut-down, the alarm led (8) will blink, the automatic operation led (10) will switch off.
ENGLISH Service warning A service warning will appear when the service timer has reached the programmed time interval. The alarm led (12) will light up. Press the arrow key (14) to reach the screen with the service symbol. Push the button (5) and the actual reading of the service timer will appear in (or in if the service timer value is higher than 9999). The screen shows that the reading of the service timer is 4002h. Using the keys (14) or (15), scroll to the screen
ENGLISH Example The screen shows the screen number , the unit used and the related symbol for running hours. Press Enter key (5) to call up the actual running hours. Overview of the screens Digital input screens Designation Digital input status < d.1> Running hours (hrs orx 1000 hrs) Motor starts (x1 orx 1000) Module hours (hrs orx 1000 hrs) Loading hours (hrs or x1 000 hrs) Load relay (x1 or x 1000)
ENGLISH Menu flow Simplified menu flow Ref. Description Ref.
ENGLISH 14.4 ELECTRONIC CARD ( Standard controller for VSD compressors). 11 13 9 FIG.
ENGLISH Tab. A Ref. Name Emergency stop push button S3 Stop button 1 2 3 Start button Push the button in order to start the compressor. The led (10) lights up, indicating that the controller is operating automatically the compressor. Display It shows the operating conditions of the compressor, the actual measured values and the programmed parameters. Button to reset the service timer, a shut-down condition, or in order to return to a previous visualization on the display.
ENGLISH Display The display (3) shows : The compressor status by means of pictographs. The air outlet pressure. The actual temperature of the compressor element outlet. The actual dew-point temperature in case of compressor equipped with dryer.. The display also shows all measured and programmed parameters. Pittographs used on the screen (Tab. B) Ref. Pictograph Description Compressor on status load. 1) Compressor status unload. 2) Motor stopped.
ENGLISH Shut down warning A shut-down warning will appear in the event of: Too high temperature at the compressor element outlet. Too high dew-point temperature for dryer equipped units. Compressor element outlet temperature If the compressor temperature of the compressor element exceeds the shut down warning level (110°C / 230°F), the alarm led (8) will light up and the related pictograph will appear blinking.
ENGLISH SHUT DOWN The compressor will be shut-down in the following cases: The temperature at the outlet of the compressor element exceeds the shut-down level Error of the outlet pressure sensor Overload of the Inverter Compressor element outlet temperature If the outlet temperature of the compressor element exceeds the shut-down level (115°C / 239°F), the compressor will be shut-down, the alarm led (8) will blink, the automatic operation led (10) will switch off. The following type of screen will appear.
ENGLISH Service warning A service warning will appear when the service timer has reached the programmed time interval. The alarm led (12) will light up. Press the arrow key (14) to reach the screen with the service symbol. Push the button (5) and the actual reading of the service timer will appear in (or in if the service timer value is higher than 9999). The screen shows that the reading of the service timer is 4002h. Using the keys (14) or (15), scroll to the screen
ENGLISH Example The screen shows the screen number , the unit used and the related symbol for running hours. Press Enter key (5) to call up the actual running hours. Overview of the screens Digital input screens Designation Digital input status < Spd> Motor speed < d.1> Running hours (hrs or x 1000 hrs) Motor starts (x1 or x 1000) Module hours (hrs or x 1000 hrs) Loading hours (hrs or x1 000 hrs) Load relay (x1 or x 1000)
ENGLISH Menu flow Cod.
ENGLISH Simplified menu flow Ref. Description Ref.
ENGLISH 14.5 Graphic controller (Option), for fixed speed compressor and VSD compressor. Introduction The electronic controller has following functions: Controlling the compressor Protecting the compressor Monitoring components subject to service Automatic restart after voltage failure (option) Automatic control of the compressor The controller maintains the net pressure between programmable limits by automatically loading and unloading the compressor in case of fixed speed machines.
ENGLISH Control panel 2 8 4 FIG. 16 5 1 9 3 10 7 11 14 13 12 6 Function keys of the controller Reference Designation 1 Display 2 Automatic operation symbol 3 Function Shows icons and operating conditions. LED, Automatic operation Indicates that the regulator is automatically controlling the compressor: the compressor is loaded, unloaded, stopped and restarted depending on the air consumption and the limitations programmed in the regulator.
ENGLISH Icons used Status icons Name Stopped / Running Icon Compressor status Description When the compressor is stopped, the icon stands still. When the compressor is running, the icon is rotating.
ENGLISH Input icons Icon Description Icon Description Pressure Digital input Temperature Special protection System icons Icon Description Compressor element (LP, HP, ...
ENGLISH Typical Main screen (2 value lines), fixed speed compressors Typical Main screen (4 value lines), fixed speed compressors Text on figures (1) Compressor Outlet (2) Element outlet (3) Load, ... (text varies upon the compressors actual condition) (4) Menu (5) Running hours (6) Load relay (one of the input signals of fixed speed compressors) Flow (compressors with frequency converter) Section A shows information regarding the compressor operation (e.g.
ENGLISH Selection of a main screen view To change between the different screen layouts, select the far right icon in the control icons line (see value lines display icon or chart display icon in section Used icons) and press the Enter key. A screen similar to the one below opens: Select the layout required and press the Enter key. See also section Inputs menu.
ENGLISH The message warning will disappear as soon as the warning condition disappears. Shut-down visualization In case of shut-down red icon (1) pops up in the lower side of the display as in the picture below in the left side: To check which is the shutdown, highlight the red icon, using the Scroll keys. Press the Enter key and it will appears the Protections menu as in picture above in the right side.
ENGLISH If FREQUENCY CONVERTER ALARM RESET does not work: - Disconnect the unit from power supply for 15 minutes. - After power supply is restored, RESET frequency converter alarm on Elektronikon controller. If the problem is not solved, please contact the manufacturer’s technical support.
ENGLISH Graphic Fault Controller alarm number code Fault text Warning Alarm Trip locked Cause of problem Try to start the again a number of times. NOTE! Repeated runs may heat the motor to a level where the resistance Rs and Rr are increased. In most cases, however, this is not critical. 57 timeout X 58 59 internal Current limit 60 External Interlock 66 Heat Sink Temperature Low X 69 Pwr. Card Temp X X 79 Illegal power section configuration X X Internal fault.
ENGLISH Outputs menu Function: to call up information regarding the actual status of some outputs. Procedure: starting from the Main screen (see Main screen), move the cursor to the action button Menu and press the Enter key, move the cursor to the Outputs icon (see below). Press the Enter key.
ENGLISH Control mode selection Function: to select the control mode, i.e. whether the compressor is in local control, remote control or controlled via a local area network (LAN). Procedure: starting from the main screen, make sure the action button Menu (1) is selected: Next, use the scroll buttons to go to the Status icons (see Main screen) and select the Regulation icon (2). When the icon is active, this icon is highlighted with a grey background colour.
ENGLISH Overview (1) Overview (2) Running Hours (3) Real Time hours (4) Reset Example for service level (A): the figures at the left are the programmed service intervals. For Service interval A, the programmed number of running hours is 4000 hours (upper row, green) and the programmed number of real time hours is 8760 hours, which corresponds to one year (second row, blue).
ENGLISH The first line of the screen is highlighted. Use the Scroll keys to highlight the setting to be modified and press the Enter key. Following screen appears: The upper and lower limit of the setting is shown in grey, the actual setting is shown in black. Use the ↑ or ↓ key of the Scroll keys to modify the settings as required and press the Enter key to accept. If necessary, change the other settings as required in the same way as described above.
ENGLISH Press the Enter key. A second menu screen appears: This submenu screen shows again a number of icons. By default, the User Password icon is selected. Also the status bar shows the name of the menu that corresponds with the selected icon. General menu Function: this menu covers a list of general settings: Language Time Date Date Format Units Procedure: starting from the submenu screen (see Modifying general settings), using the Scroll keys, move the cursor to the General icon (see below).
ENGLISH Terminology Term ARAVF Power recovery time Restart delay Explanation Automatic restart after voltage failure. Is the period within which the voltage must be restored to have an automatic restart. Is accessible if the automatic restart is activated. To activate the automatic restart function, consult your supplier. This parameter allows you to programme the controller so that not all compressors are restarted at the same time after a power failure (ARAVF active).
ENGLISH 15.0 ORDINARY MAINTENANCE TO BE DONE BY THE USER BEFORE PERFORMING ANY MAINTENANCE IT IS MANDATORY 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. (See Chap. 21.0) 15.1 GENERAL INFORMATION 15.
ENGLISH 15.3 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. This operation may be performed only when the machine is cold, that is when it has been switched off for at least 8 hours.
ENGLISH OIL LEVEL CHECK (HP40-50 ) Running unit: - Foam level is in the centre of sight glass. Machine just stopped: - When foam disappears, the sight glass must be almost completely filled with oil. ATTENZIONE: - Do not check level if machine is standing for more than 10 minutes. - Do not overfill. 48 - Edition 01/2018 Cod.
ENGLISH BEFORE PERFORMING ANY MAINTENANCE IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. 15.5 CLEANING FILTERS OF ELECTRIC CABINET DOOR (ONLY VSD) - Switch off the machine with pushbutton Ref. 1 Fig. 17: in this way the machine stops after idle time running. - Disconnect the power supply by means of the disconnector switch, Ref. 3 Fig. 17 (screw-compressor) and Ref. 3A Fig. 17 (on the dryer if fitted).
ENGLISH BEFORE PERFORMING ANY MAINTENANCE IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. 15.6 CLEANING THE AIR INLET FILTER OR REPLACING THE FILTER - Switch off the machine with pushbutton Ref. 1 Fig. 17: in this way the compressor will not stop instantly. - Disconnect the power supply by means of the disconnector switch, Ref. 3 Fig. 17 (screw-compressor) and Ref. 3A Fig. 17 (on the dryer if fitted).
ENGLISH 15.7 CHECKING THE AUTOMATIC AND MANUAL CONDENSATE DRAIN (FOR DRYER) BEFORE PERFORMING ANY MAINTENANCE IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. The automatic condensation drain must be checked (Rif. 1 every 500 hours ) Fig. 20. Proceed as follows: - Press the "TEST" button, Ref. 1 Fig. 20, for a few seconds to check if the condensation is correctly emptied from the drainage pipe FIG.
ENGLISH 15.9 CLEANING CONDENSER HEAT EXCHANGER (ON THE DRYER IF FITTED) BEFORE PERFORMING ANY MAINTENANCE IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. The condenser must be cleaned every month. Proceed as follows: - Switch off the machine with push button Ref. 1 Fig. 21: in this way the compressor will not stop instantly. - Switch off the main switch, Ref. 2 (on the screw-compressor) and Ref. 3 (on the dryer if fitted) Fig. 21.
ENGLISH 16.0 PERIODS OF INACTIVITY If the machine remains inactive for a long period: - Close the ball valve Ref. 1 Fig. 22. - Remove the panel Ref. 8 Fig. 22 (only for HP 40-50) - Depressurise the dryer by pressing the "TEST" condensate drain button (for about 10-20 seconds) Ref. 2 Fig.22 - Switch off the machine with press Ref. 3 Fig. 22: in this way the machine stops after idle time running. - Disconnect the power supply by means of the disconnector switch, Ref. 4 Fig. 22 (screw-compressor) and Ref.
ENGLISH 18.0 LIST OF SPARE PARTS FOR ROUTINE MAINTENANCE DESCRIPTION 2 Oil filter 1 2204 1331 50 3 Suction air filter 1 1092 1001 90 3 Suction air filter 1 6211 4723 50 4 1 6221 3744 50 2 2204 1197 00 6 Separator cartridge Gaskets separator cartridge Filtering panel 1 2204 1203 03 7 Filtering panel 2 2204 1203 02 8 Filtering panel 1 2204 1203 01 9 Separator cartridge 1 2204 1541 50 Réf DESCRIPTION 5 HP 35 Code Q.
ENGLISH 19.0 TROUBLE-SHOOTING AND EMERGENCY REMEDIES N.B. OPERATIONS MARKED MUST BE PERFORMED BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER. ALL WORK MUST BE PERFORMED BY PROFESSIONALLY SKILLED PERSONNEL. BEFORE CARRYING OUT ANY MAINTENANCE JOBS IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS. 19.
ENGLISH 19.3 TROUBLE-SHOOTING FOR REFRIGERANT DRYER ALL WORK MUST BE PERFORMED BY PROFESSIONALLY SKILLED PERSONNEL. BEFORE CARRYNG OUT ANY MAINTENANCE JOBS IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS. N.B. OPERATIONS MARKED MUST BE PERFORMED BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER FAULT FOUND 1) No compressed air passes through the dryer outlet 2) Presence of condensate in the pipings.
ENGLISH 20.0 STARTING UP BEFORE PERFORMING ANY OPERATION ON THE MACHINE, ENSURE THAT THE ELECTRIC POWER SUPPLY HAS BEEN DISCONNECTED. 20.1 PREPARE FOR START 20.2 Preliminary checks Check the level Ref. 1 Fig. 24; when delivered, the machine is filled with oil; if the oil level is not as intended, top up with original oil. If unit is installed more than 3 months after factory inspection: lubricate the screw element before start. According to below procedure: - Remove the pipe Ref. 2 Fig.
ENGLISH 20.3 CHECK THE DIRECTION OF ROTATION - Check that all fixed guards are in their correct position. - Connect the control board to the power supply with the automatic circuit-breaker switch of the line Rif. 1 Fig. 25. - Check the direction of rotation (following the arrow on the coupling housing Rif. 3 Fig. 25). By pressing the “Start” button Rif. 2 Fig. 25, followed immediately by the emergency stop Rif. 4 Fig. 25. If it does not spin in the right direction reverse two mains cables.
ENGLISH 21.0 GENERAL ORDINARY MAINTENANCE REQUIRES TRAINED PERSONNEL BEFORE CARRYING OUT ANY MAINTENANCE IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS. MAINTENANCE SCHEDULE These maintenance intervals are recommended for work environments that are not dusty and are will ventilated. For particularly dusty environments, double the frequency of controls.
ENGLISH 22.0 REPLACING OIL BEFORE PERFORMING ANY MAINTENANCE JOBS IT IS MANDATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS AND FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. Oil replacing is an important operation for the compressor: if the lubrication of the bearings is not efficient, The life expectancy of the compressor will be significantly reducedt. The oil must be changed when the machine is still warm, that is immediately after stopping it.
ENGLISH 23.0 REPLACING OIL FILTER AND OIL SEPARATOR FILTER (ONLY HP35) BEFORE PERFORMING 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. REPLACING OIL FILTER AND SEPARATOR FILTER (ONLY HP35) Before proceeding with the replacement of the separador the oil filter check that there is no pressure in the machine: check the pressure gauge Ref. 1 Fig. 27.
ENGLISH 23.1 REPLACING OIL FILTER AND OIL SEPARATOR FILTER (ONLY HP40-50) BEFORE PERFORMING 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. REPLACING Oil SEPARATOR FILTER (ONLY HP40-50) Before proceeding with the replacement of the de-oiler filter or the oil filter check that there is no pressure in the machine: check the pressure gauge Ref. 1 Fig. 28.
ENGLISH 24.0 GRAPHIC CONTROLLER; MOTOR BEARING LUBRICATION (ONLY VSD) BEFORE PERFORMING ANY MAINTENANCE THE MACHINE MUST BE STOPPED, DISCONNECT THE MACHINE FROM THE ELECTRIC SUPPLY AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT, CHECK THAT THE MACHINE IS NOT UNDER PRESSURE. LUBRIFICATION WITH GREASE BLISTERS - Remove back panel (fixed protection) Ref. 1 Fig. 29 - Remove greasing nipples Ref. 2 and 3 Fig.
ENGLISH 24.1 STANDARD CONTROLLER; MOTOR BEARING LUBRICATION (ONLY VSD) BEFORE PERFORMING ANY MAINTENANCE THE MACHINE MUST BE STOPPED, DISCONNECT THE MACHINE FROM THE ELECTRIC SUPPLY AND FROM THE COMPRESSED AIR DISTRIBUTION CIRCUIT, CHECK THAT THE MACHINE IS NOT UNDER PRESSURE. LUBRIFICATION WITH GREASE BLISTERS - Remove back panel (fixed protection) Ref. 1 Fig. 29 - Remove greasing nipples Ref. 2 and 3 Fig.
ENGLISH FIG. 29 4 1 5 3 2 Grease: Klüberquiet BQH 72-102 (quantity of (quantity of 16 grams) 16 grams) (Ref. 2) (Ref. 3) Motor HP 35-40-50 (VSD) Cod.
ENGLISH 25.0 OLEOPNEUMATIC DIAGRAM 1 2 3 4 5 6 7 8 9 10 11 INLET FILTER INLET VALVE ELECTRIC MOTOR AIR END OIL VESSEL OIL SEPARATOR SAFETY VALVE OIL DRAIN MINIMUM PRESSURE VALVE CHECK VALVE THERMOSTATIC VALVE 66 - Edition 01/2018 Cod.
ENGLISH 26.0 CALIBRACION FOR DRYER HOT BYPASS VALVE N.B. Tthese valves are calibrated at the factory. A different dew point (from rated) may be related to different cause than HGBP. 1) Closing cap 2) Adjusting screw 1 WORKING PRESSURE AND TEMPERATURE OF R410a SUCTION SIDE OF REFRIGERATION COMPRESSOR Evaporat. Temperat. °C (°F) RATED VALUES (Temperat. 20 °C – 68 °F) 1÷2 (33,8 ÷ 35,6) Evaporating Pressure bar (psi) 2 R410A 7,28 ÷ 7,55 (105,5 ÷ 109,5) 26.
