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Summary of Contents for Rotair GP 75
- Page 1 Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision USER'S AND MAINTENANCE MANUAL Motor compressor GP 75 Dear customer,...
- Page 2 Motocompressor : GP75 Revision Thanks for having purchased this Rotair motor compressor, which is designed and manufactured in compliance with high standards, in order to ensure high quality performance, as well as easy use and installation. For any information, you can contact our customer service at the following address:...
- Page 3 Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision FOREWORD These service instructions have been drafted to facilitate the knowledge of the machinery purchased and its modes of use. In drafting them, we have intentionally omitted the technical in-depth description of some operations linked to the motor and the axle, since such information is contained in the user's and maintenance of the respective manufacturers.
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Page 4: Table Of Contents
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision TABLE OF CONTENTS General ................................. 7 Definitions .............................. 7 1.1.1 Qualified personnel .......................... 7 1.1.2 Hazard .............................. 7 1.1.3 Hazardous area ..........................7 1.1.4 Exposed person ..........................7 1.1.5 Operator ............................ - Page 5 Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Belts and pulley ........................... 20 Control devices and instruments ......................21 Fuel tank- Figure 7-2 Part.E ........................ 21 Cooling radiator- Figure 7-2 Part.M ..................... 21 Hydraulic and pneumatic systems ......................22 Pneumatic system ..........................
- Page 6 Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision 18.4 Features of the containers ........................41 18.5 Registration requirements ........................41...
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Page 7: General
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision GENERAL Definitions The most significant definitions contained in this manual are reported hereinafter 1.1.1 UALIFIED PERSONNEL "Qualified personnel" are those personnel who are familiar with the rules for installation, assembly, repair and servicing of the machinery and who are provided with the specified technical qualification, such as e.g.: Technical training authorizing to operate in compliance with the safety standards as related to the hazards the presence of electric current, pressure circuits, etc. -
Page 8: Safety Interlock
For any requests for spare parts or actions by our technicians, please refer to the data reported in the nameplate; in particular the code number of the machinery must always be mentioned. Figure 1.2-1 - Nameplate of motocompressor GP 75... -
Page 9: Harmonized Technical Standards
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Harmonized technical standards The machinery has been designed and developed in compliance with the provisions contained in the technical standards reported herein under: Safety of machinery -General design principles - Risk assessment and risk UNI EN ISO 12100 reduction. -
Page 10: General Description Of The Machinery
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision General description of the machinery The machinery described in this manual is motor compressor GP75. The motor compressor is a piece of machinery with the capacity of generating a given quantity of compressed air in l/min / CFM by using a diesel engine as primary energy. -
Page 11: Technical Characteristics Of The Machinery
The general technical characteristics of the machinery are reported hereinafter. MAX. WORKING AIR YIELD ENGINE ROTATION MODELS PRESSURE SPEED GP 75 75 CFM HONDA GX690 – 22,5 HP 3400 rpm 6 bar - 87 psi General technical characteristics TECHNICAL VALUES AND DATA DESCRIPTION 44.29 “... -
Page 12: Technical Characteristics Of The Electric Battery
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Technical characteristics of the electric battery TECHNICAL VALUES AND DATA DESCRIPTION Rated voltage 12 Vdc Capacity 30 Ah Discharge current 300 A Service temperatures TECHNICAL VALUES AND DATA DESCRIPTION Minimum ambient temperature limit -10°C [14 °... -
Page 13: Symbols And Warnings
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision SYMBOLS AND WARNINGS The pictograms and main warning for the operators are reported herein under and indicated by the following denominations and symbols: Hazards WARNING The pictogram calls the attention of specific provisions in order to prevent damage. WARNING FOR ELECTRICAL HAZARD The pictogram calls the attention of specific provisions in order to prevent damage. -
Page 14: Forbiddances
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Forbiddances FORBIDDANCE TO REMOVE THE PROTECTION EQUIPMENT AND THE GUARDS The pictogram calls the attention on the forbiddance to remove protection equipment such as fixed, movable, interlock guards or to tamper with photocells or photocell barriers. DO NOT REMOVE THE SAFETY DEVICES FORBIDDANCE TO PERFORM CLEANING OR MAINTENANCE WHEN THE... -
Page 15: General Notices
Do NOT utilize this manual and the annexed documents to run operations on similar machinery, of the same brand or typology. ROTAIR S.P.A. is available to its Customer for any further information. Please report the information (type of machinery, model and code) contained in the machinery identification nameplate. All the specific data not indicated in the text are mentioned in chapter "Technical characteristics of the Machinery"... -
Page 16: Use Of The Machinery
It is not allowed to use the machinery for other processes than those which are mentioned in the section above. ROTAIR S.P.A. declines any responsibility as related to injuries or accidents due to lack of compliance with the specific provisions for use. -
Page 17: Levels And Qualifications Of The Personnel
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Even selecting the hoses to connect the machinery to the tool, make sure that they are sized as appropriate, taking into account their length, the volume of air which needs to pass through them and the service pressures: if the hoses show a too small diameter or excessive length, the air flow would interrupt, with subsequent loss of load and poor performance of the tool. -
Page 18: Safety Provisions Concerning Maintenance
Rotair's customer service and must correspond to the technical standards defined by Rotair;... -
Page 19: Machinery Components
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision MACHINERY COMPONENTS This unit is a single-phase, silenced oil injection screw mobile motor compressor. The engine is internal-combustion, fuelled by petrol, and is connected to the compressor by belt transmission. Chassis Engine Compression unit... -
Page 20: Chassis And Tow-Bar - Figure 7-1 Part. A And F
Compression unit and oil separator tank - Figure 7-1 Part.C and I This compression unit is fully manufactured in the ROTAIR plants and it consists of a centre body (cylinder) which host inside two asymmetric profile screw rotors: a 5-lobe male one and a 6-lobe female one. -
Page 21: Control Devices And Instruments
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Control devices and instruments 1. Starter block 2. Pressure gauge 3. START/WORK device 4. Hour-counter Refer to chapter 7 for details of the function of these devices. 7.7 Fuel tank- Figure 7-2 Part.E Of 5.5 gal capacity and his tank meet the CARB (California Air Resource Board) and U.S. -
Page 22: Hydraulic And Pneumatic Systems
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision HYDRAULIC AND PNEUMATIC SYSTEMS Figure 8.1-1 Hydraulic and pneumatic systems The hydraulic lubrication system (Figure 8.4-1) of the compressor consists of: Separator tank (16); Separator filter (12); minimum pressure valve (15) oil filter (13);... -
Page 23: Pneumatic System
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision the oil. The resulting compressed air leaves the separator tank through the separator filter (12), which will provide to a second and last separation of the air from the remaining oil. Even though the separating filter (12) separates the air from the oil, it is worth pointing out that a limited quantity of the latter manages to penetrate inside the filter and deposits on the lower portion of the filter itself. -
Page 24: Provisions For The Appropriate Utilization Of The Motor Compressor
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision PROVISIONS FOR THE APPROPRIATE UTILIZATION OF THE MOTOR COMPRESSOR Consult this user's and maintenance manual before starting-up the machinery. Before starting-up Before starting up the machine carefully follow these procedures: ... -
Page 25: During The Working Stage
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision With engine running and with switch positioned to START the engine runs at minimum speed and the gauge indicates a pressure of approx. 2-3 bar. Wait a few minutes for the engine to warm up. -
Page 26: Machine Calibration And Tuning
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision MACHINE CALIBRATION AND TUNING 10.1 Maximum engine speed check The maximum speed is calibrated, established and sealed by the manufacturer. It cannot therefore be modified for any reason. Tampering with the seals in order to alter the maximum rotation revs will immediately render the guarantee void, both in relation to the engine and the compressor. -
Page 27: Minimum Pressure Calibration And Checking
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision this 2-3 times to allow the settling of the valve. 10. Reading on the pressure gauge located in the control panel, the value of the maximum pressure reached; 11. -
Page 28: Safety Valve Check
ROTAIR S.P.A. SPA, citing the relative machine serial number. The use of non- original safety valves will exonerate ROTAIR S.P.A. from all liability... -
Page 29: Maintenance Program
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision MAINTENANCE PROGRAM This programme provides a list of all the routine operations to be undertaken on the various machine components and which are essential to ensure efficient function and a long working life. ORDINARY MAINTENANCE It can be undertaken by the machine operators themselves, and includes all those periodic routine operations such as checking of the oil level, air filter, fuel top ups, and all cleaning and checking operations in order to trace... -
Page 30: General Maintenance Program
Check-up by the service "authorized Rotair". Every 3000 hours Control readability nameplate EC Annual Annual Control valves from service "authorized Rotair". Biennial The ROTAIR S.P.A. disclaims any responsibility for the failure to comply with maintenance requirements in the table above. -
Page 31: Periodic Maintenance
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision PERIODIC MAINTENANCE Air filter check 12.1 Fig. 12.1-b Fig. 12.1-a The duration and efficiency of the compressor greatly depends on effective maintenance of the air filter. Clogged filters will result in a loss in performance levels causing premature compressor wear. -
Page 32: Battery Check
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Battery check 12.2 Figure 12.2-1 Battery compartment Extended not-use of the machine - battery charge status - To avoid complete discharge of the battery, if the machine is not to be used for > 3 months, disconnect the negative terminal of the electrical system. -
Page 33: Cooling Radiator Cleaning
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Cooling radiator cleaning 12.3 The compressor and engine cooling liquids are cooled through a radiator, which must therefore be kept clean to ensure that the ventilation air enters easily and freely through its honeycomb flaps. In the event of the clogging of the flaps with dust or any other foreign particles, there is a risk of harmful and damaging overheating of the mechanical parts of the screw compressor, severely affecting its efficiency and working life. -
Page 34: Compressor Oil Filter Replacement
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision water from the feeder system. The tank must be drained at least 30 minutes after having switched off the machine, in order to provide enough time for the water to separate from the gas oil and deposit on the bottom of the tank. To drain the fuel from the tank simply extract the tank, after disconnecting the piping by means of the bayonet joint, and pour into a special container. -
Page 35: Checking Of Oil Separator Element
Motocompressor : GP75 Revision WARNING: It is strictly recommended to use ONLY OIL FOR SCREW COMPRESSORS. ROTAIR S.P.A. declines any responsibility if other oils will be used. Checking of oil separator element 12.8 Filter life oiler is expected around 2000 hours of work, but is closely related to a careful observance of all maintenance requirements given in this manual. -
Page 36: Control , Tension And Replacement Of Transmission Belts
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Control , tension and replacement of transmission belts 12.10 The transmission belts must always be perfectly tightened in order to ensure the regular and efficient function of the motorized compressor. -
Page 37: Transmission Belt Replacement
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision To regulate the belt tension it is necessary to proceed as follows (Fig.12.10-2 Motorized compressor seen from below) Fig. 12.10-2 Loosen the 4 screws (part A) ... -
Page 38: Values Of Tightening Screws And Bolts
MOS2 and coupling elements cadmium-plated on both sides, the value of torque should be reduced by about 20%. Tightening values for classes of coupling according to DIN 267 SPARE PARTS In case of need to order a single component contact your authorized service center Rotair. -
Page 39: Faults And Troubleshooting
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision FAULTS AND TROUBLESHOOTING Problem Cause Solution Battery discharged or defective. Recharge and replace if necessary. Terminals of the battery cables Cleaning of the same and their tightening. oxidized or loose. -
Page 40: Disposal, Elimination, Disposal Of The Machine
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision Problem Cause Solution replace the oil filter of the compressor. If that proves to be positioned on the oil separator tank, check the oil separator filter following the instructions to Par.12.8 proceeding to its eventual replacement Par 12.9. -
Page 41: Eliminating The Machine
Date: 25/02/2020 USER'S AND MAINTENANCE Code MAN GP75 ENG MANUAL Motocompressor : GP75 Revision ELIMINATING THE MACHINE The operations of destruction and disposal must be carried out in a safe condition by a qualified specialist and after carefully reading and incorporated the recommendations and instructions provided in this section of the manual of use and maintenance and consulting the safety data sheets relating to substances in the machine mentioned in the previous chapter.. -
Page 42: Parts List
Copyright © 2014, ROTAIR S.P.A. - All rights reserved This manual is intellectual property of ROTAIR S.P.A. Its full or partial reproduction is forbidden under any form, on any support and by any means, without the written authorization by ROTAIR S.P.A. - Page 43 This page has been intentionally left blank...
- Page 44 GP 75 - Dimensions Tab. 01 7 7 4 1 0 5 0 6 5 6 1 1 2 1 Inches...
- Page 45 Detail A Detail B Detail C Detail D Chassis support...
- Page 46 PARTS LIST Motocompressor – GP 75 Tab. 01.1 Clampings to the chassis PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Washer 015-072-S Canopy hinge 007-01160-S Wheel 153-0182-S Silent block 061-900-S Hoisting hook 017-031602-S Rubber pad 197-003-S Chassis 038-419002-S Tow handle 209-016541-S...
- Page 47 GP 75 - Canopy Tab. 01.2 Detail A Centering blade...
- Page 48 PARTS LIST Motocompressor – GP 75 Canopy Tab. 01.2 PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Canopy 036-150502-S Washer d. 6.6x18x2 015-029-S Canopy hinge 007-01160-S Plexiglass panel 057-022501-S Rubber tie-rod 112-0065-S Handle 209-009-S Hex socket head cap screw M8x20 133-132-S...
- Page 49 GP 75 - Engine - Radiator - Fuel tank Tab. 02 Detail A Voltage Adjuster Clampings to the chassis...
- Page 50 PARTS LIST Motocompressor – GP 75 Engine – Radiator – Fuel tank Tab. 02 PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Muffler 042-063552-S 083-09722-S Fan-cover 001-1482061-S Seal for muffler d.40 023-077-S Radiator 011-062452-S Pipe clamp d. 25-40 149-022-S Fan support...
- Page 51 GP 75 - Accelerator piston - Start-Work valve - Control panel Tab. 02.1...
- Page 52 PARTS LIST Motocompressor – GP 75 PARTS LEGENDA: Accelerator piston – Start-Work valve Tab. 02.1 POSITION DESCRIPTION PART No. QUANTITY Accelerator piston assembly 044-0040516-S Accelerator piston support 010-105303-S Throttle cable fixing bush 223-51107-S Manual accelerator clamp 288-901-S Sheath stopper bush...
- Page 53 Belts...
- Page 54 PARTS LIST Motocompressor – GP 75 Air end Tab. 03 PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Air end 024-03290730-F Air filter 162-762-F Compressor air filter group 014-4114-S Inlet valve assembly 024-138151-S Delivery flange 004-0692-S Pulley 050-490710-S Compressor thermo contact125°...
- Page 56 PARTS LIST Motocompressor – GP 75 Separator tank Tab. 03.1 PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Separator filter 157-170-S Safety valve ( ½” ) ASME 033-059-S Reduction 3/8 M conical to 1/4F 190-020-S Copper washer ( 1/8” ) 015-005-S Copper washer ( d.
- Page 57 GP 75 - Pneumatic system Tab. 04...
- Page 58 PARTS LIST Motocompressor – GP 75 Tab. 04 Pneumatic system PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Polyamidis pipe 6x4 089-060-S Non return valve ( ¼” ) 033-017-S Cross fitting 1M 1/4 + 3F 1/4 148-193-S Rilsan blue pipe 8x6...
- Page 59 GP 75 - Piping system - Standard Tab.05...
- Page 60 PARTS LIST Motocompressor – GP 75 Piping system Tab. 05 PARTS LEGENDA: POSITION DESCRIPTION CODE QUANTITY Piping ¾” 065-740.80-S Piping ½” 065-686.0561-S Piping ½” 065-126.4-S Copper washer ( ½” ) 015-012-S Double screw ( ½” foro 12.6 ) 187-045-S Radiator 011-062452-S Adapter fitting 90’...
- Page 62 PARTS LIST Motocompressor – GP 75 Tab. 06 Filters PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY 191-150-S Fuel filter 099-007-S Compressor oil filter Compressor oil filter P≥10 bar 099-012-S 099-031-S Engine oil filter 162-762-S Air filter 157-170-S Separator filter 162-0165-S...
- Page 64 PARTS LIST Motocompressor – GP 75 Tab. 07 Suondproofing kit PARTS LEGENDA: POSITION DESCRIPTION PART No. QUANTITY Rear panel soundproofing kit 204-321242-S Canopy soundproofing kit 204-3212401-S...
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Page 65: Scheda Di Garanzia
SPEDIZIONE SONO MOTIVO DI DECADENZA DELLA GARANZIA. FOTOCOPIARE/TRATTENERE UNA COPIA A CURA DEL CLIENTE THE CARD SHALL BE DULY FILLED AND SENT TO ROTAIR SPA ; MISSING DATA OR THE NON COMPLIANCE WITH MAILING DUTY ENTAIL THE LOSS OF WARRANTY. COPY SHALL BE MADE AND KEPT AT THE CARE OF THE CUSTOMER LA FICHE DOIT ETRE COMPLETEMENT REMPLIE ET ENVOYEE A ROTAIR SPA ;...
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