ERVOR G04 Operating And Maintenance Manual
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ERVOR G04 Operating And Maintenance Manual

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Rev. : A
Date : 05/05/20
Operating and Maintenance Manual for Air compressor G04
AIR COMPRESSOR G04
(Ref: 8101000)
OPERATING AND MAINTENANCE MANUAL
All rights reserved copyright - We reserve the right to make technical modifications - Illustrations are not contractual
Page : 1/37
8_101_000
ERVOR (SCA) – Z.I. du Val d'Argent
6 rue Désiré Granet - 95100 ARGENTEUIL – France
 (33) 1 34 11 50 00  (33) 1 34 11 50 10
www.ervor.com
Web :

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  • Page 1 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 AIR COMPRESSOR G04 (Ref: 8101000) OPERATING AND MAINTENANCE MANUAL All rights reserved copyright - We reserve the right to make technical modifications - Illustrations are not contractual...
  • Page 2 This operating and maintenance manual is not stipulated by contract and Ervor reserves the right to alter its compressors, accessories and corresponding documentation without notice. No part of this manual may be reproduced without the written permission of Ervor (SCA). The following information must be given when ordering spares: a.

  • Page 3: Table Of Contents

    1 – General presentation ......................5 1 - 1 – Warranty ........................5 1 - 2 - General description ...................... 6 1 - 3 - Technical data G04 ...................... 6 1 - 3 – 1 – General description ....................6 2 – Installation ........................... 8 2 - 1 –...
  • Page 4 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 12- 3 – Every 200 hours ....................... 30 12- 4 – Every 500 hours or every year ................. 30 12- 5 – Every 1000 hours ..................... 30 12- 6 –...

  • Page 5: General Presentation

    Operating and Maintenance Manual for Air compressor G04 1 – General presentation Thank you for having bought our compressor G04 recognized for its reliability and its longevity grace by one unique design to the world since 1946. This manual always has to stay within the reach of the user and must be attentively read to...

  • Page 6: General Description

    1 - 2 - General description Erreur ! Signet non défini.  The air compressors "flat-twin " ERVOR (2 compression stages) are cooled in the air one turbine. All the used materials are of the highest quality and corresponding in the requirements of the organizations of classification.
  • Page 7 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 1 - 3 – 2 – Limit conditions of use Temperatures of use, with speed engine of 1450 rpm The indicated values are for a maximum ambient temperature of 40°C and delivery pressure of 40 bars..

  • Page 8: Installation

    It can be used with an electric motor drive as well as a combustion engine. Ervor Type AC1 couplings allow a maximum linear misalignment of up to 0°30' between the compressor and the drive motor in all directions.
  • Page 9 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 Rrecommendations for assembly:  Fit the short hub coupling plate on the end of the compressor drive shaft.  Fit the long hub coupling plate on the end of the motor drive shaft.
  • Page 10 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 IMPORTANT : IN THE SEMI-ELASTIC ERVOR COUPLING, DRIVING AND ABSORBTION OF VIBRATIONS BETWEEN THE DRIVE MOTOR AND THE COMPRESSOR ARE EFFECTED THROUGH SEMI-ELASTIC BLADES. It is absolutely necessary that after mounting, both plates should move angularly in relation to each other.

  • Page 11: Installation Example

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 3 – Installation example 1 -Compressor 2 –Separator / check valve Without filter 3- Air receiver 4- Prefilter 5- Oil filter 6- Dust filter 7 –Refrigeration air dryer ˆ...

  • Page 12: Lubricating Oil

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 3 - 2 – Lubricating oil REGULARLY CHECK OIL LEVEL : EVERY 8 HOURS OF USE - THE VOLUME IN OIL OF THE CRANKCASE IS 1 LITRE MAX .

  • Page 13: Compressor Lubrication

    Operating and Maintenance Manual for Air compressor G04 3 – 2 – 2 – Compressor lubrication The G04 compressor has oil splash lubrication which gives the following advantages : - Dispersion of oil throughout the entire compressor and avoidance of damage due to leaks or clogging of the oil pipe.

  • Page 14: 4- Warning Symbols

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 4- Warning symbols Noise Dangerous voltage Hot parts Moving parts No breathable air High pressure Rotaring fan Fluid ejection A QUALIFIED TECHNICIAN IS NECESSARY FOR ANY INTERVENTIONS...

  • Page 15: Storage

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 5 – Storage 5 - 1 – Storage conditions Store the equipment; preferably keep equipment in shipment crate or packaging. Cover up the equipment with tight fitting plastic and canvas, to avoid ingression of dust and moisture.

  • Page 16: Sens Of Rotation

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 6 – Sens of rotation 6 - 1 – Splash lubrification The fact that the compressor has an oil splash lubrication means that you must respect the sense of rotation, indicated by an arrow.
  • Page 17 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 RIGHT ROTATION Right hand oil filling Left hand oil filling Fig.1 ERVOR STANDARD Air outlet Arbre Pipe d’huile LEFT HAND ROTATION Right hand oil filling Left hand oil filling...

  • Page 18: Starting

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 7 – Starting 7 - 1 - Safety instructions  Maintenance work, other that routine attention, shall only be undertaken when the machine is standing still (electric network : switch off (and locked) disconnecting switch) ...

  • Page 19: Stopping

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 7 - 4 – Stopping No action is necessary before stop the compressor. If the compressor is to remain unused for a long time, drain oil and replace the oil by some oil of storage.

  • Page 20: Maintenance - Overhall - Repairs

    Operating and Maintenance Manual for Air compressor G04 8 - Maintenance – Overhall - Repairs The only ones of the spare parts of origin ERVOR must be used during the interventions at the risk of seeing the cancelled guarantee 8 - 1 – LP cylinder head...

  • Page 21: Hp Cylinder Head

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 Piston side 8 - 2 – HP cylinder head Intake stop Valve spring (x4) Valve stem (ref:3936005) (ref:3933011) (ref: 8925000 ) Valve Washer CS (x2) (ref:3933002)
  • Page 22 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 8 - 3 – Maintenance of valves Disconnect outlet pipes and cooling coil fittings (all pipe fittings are olive type) Disassemble manifold, cylinder heads and valves...

  • Page 23: Moving Parts

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 9 – Moving parts The moving parts of the compressor are : -1 piston low pressure (First stage) and 1 piston high pressure (Second stage) in light alloyaxially opposed and connected by 4 arms made in foundry in order to form a monobloc set .-The monobloc piston containt a unique rod in light alloy bushed...

  • Page 24: Dismounting Of The Crankshatf

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 9 – 1 – Dismounting of the crankshatf -Disassemble the plate coupling or the driving-wheel, as well as the air fan mounted oneach shaft of the crankshaft (in case of difficulties, take out these elements with a boss-puller conical reaming).

  • Page 25: Cylinders - Piston

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 10 – Cylinders - Piston 10 – 1 – Cylindres - Cylinder: Cast iron without lining. Boring reading of the cylinder : Low Pressure 1 stage : Ø95mm...

  • Page 26: Pistons Rings

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 11 – Pistons rings - Steely cast iron – adjusted right cut Manufacturing reading : Low Pressure 1 stage : Anti-leak 95mmm x 3 Qty 2...

  • Page 27: Mounting Of Rings

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 11 – 1 – Mounting of rings Position of rings : Pistons must be assembled with three new piston rings to run in good condition. Before mounting cylinders make sure that each gap of the piston ring is rotated 120°...
  • Page 28 There are no special direction for mounting Mounting of anti-leak piston rings : Anti-leak piston rings used for ERVOR compressors are conical ones ; wherefore it is absolutelynecessary to respect the direction of mounting.A mark is engraved on one of the flanks of the anti-leak piston rings.The piston ring should be mounted so as to place this mark on the...
  • Page 29 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 Mounting of piston in cylinder : operation Piston monted 2nd operation LP cylinder HP cylinder Wearing of the groves of piston rings : The efficiency of a compressor and its consumption depends mosity on the state of segmentation.

  • Page 30: Preventative Maintenance

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 12 – Preventative maintenance Working hours 12- 1 – Every 8 hours   Check oil level.  Drain decantor-check valve/separator (not applicable for automatic drain).

  • Page 31: Tightening Torque

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 13 – Tightening torque Cylinder head LP/HP : 25 Nm Cylinder LP/HP : 25 Nm Oil pipe : 10 Nm Intake pipe : 10 Nm Bearing housing : 25 Nm Valve LP Ø30mm (nuts) :...

  • Page 32: Failures Analysis

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 14 – Failures analysis 14 – 1 – Start up failure 14 – 1 – A – Compressor does not start Source of errors Solution No power supply...

  • Page 33: Spare Parts List

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 15 – Spare parts list USE ONLY GENUINE ERVOR SPARE PARTS THE USE OF ANY OTHER PARTS WILL CANCELL WARRANTY 15 – 1 – Recommended spare parts...

  • Page 34: Exploded View And Parts List

    Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 16 – Exploded view and parts list Compressor G04 ref : 8101000 150A- 300A 160A -310A 180A- 500A 110A 190A 270A 140A 170A 320A 090A 080A...
  • Page 35 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 Item Quantity Description Part number 010A Air fan safety grating 3 945 003 020A Cooling coil with fittings 8 141 500 Cooling coil shock absorber set...
  • Page 36 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 210A Ball bearing 7 520 016 220A Casing 3 930 007 230A Exentric shaft with balance mass 8 920 000 Disc key 7 440 000 240A...
  • Page 37 Rev. : A Date : 05/05/20 Operating and Maintenance Manual for Air compressor G04 Notes All rights reserved copyright - We reserve the right to make technical modifications - Illustrations are not contractual Page : 37/37 8_101_000 ERVOR (SCA) – Z.I. du Val d’Argent 6 rue Désiré...

This manual is also suitable for:

8101000

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