ENG L ISH HDMP-33 HDMP-44 HDMP-55 HDMP-77 HDMP-110
Contents
1. EC CERTIFICATION CE machinery directive Before putting the press on the market ARI HETRA has compiled the technical file in annex V ascertaining the press s compliance with the fundamental safety and health precautions contained in annex I of directive 98 37 CE To ensure that the press conforms with the fundamental safety precautions ARI HETRA has referred to and observed the following regulations REGULATION YEAR TITLE EN 292 1 1992 MACHINERY SAFETY Fundamental concepts general design principles Terminology basic methods EN 292 2 1992 MACHINERY SAFETY Fundamental concepts general design principals Specifications and technical principles EN 294 1992 MACHINERY SAFETY Safe distances preventing access of upper limbs to hazardous areas EN 349 1993 MACHINERY SAFETY Minimum distances preventing crushing of body parts EN 414 1993 MACHINERY SAFETY Design standards and presentation of safety regulations EN 982 1996 MACHINERY SAFETY Safety precautions for fluidic systems and components Oil hydraulics EN 1050 1997 MACHINERY SAFETY Risk evaluation principles EN 10025 1995 Hot rolled products of non alloy steel for structural uses supply conditions ARI HETRA has fulfilled the prescriptions of the above mentioned provisions and has put the press on the EU market along with User handbook CE mark CE compliance statement ARl hetra 0506 HDMP HDMP SERIES page 7 STRICTLY OBSERVE THE GENERAL SAF2. OR DAMAGE CAUSED BY THE FAILURE TO OBSERVE THE INSTRUCTIONS CONTAINED IN THIS HANDBOOK WARNING It is required to fit the work table supporting pins before operating the press BEFORE CARRYING OUT ANY OPERATIONS ON THE PRESS MAKE SURE YOU HAVE READ AND UNDERSTOOD ALL THE INSTRUCTIONS IN THIS WARNING HANDBOOK 10 1 Operation FIG 6 CYLINDER DOWNSTROKE Pull the pump lever 1 FIG 6 with the hand wheels 2 3 FIG 6 closed The cylinder stem moves at the maximum speed During the pressing open the hand wheel 2 FIG 6 to reduce the stem forward speed and increase pressure CYLINDER UPSTROKE Open the hand wheel 3 FIG 6 to make the cylinder rise then close it once the lifting is over DO NOT KEEP ACTIVATING THE PISTON WHEN IT HAS COMPLETED ITS ASCENT AND DESCENT YOU CAN RISK DAMAGING THE CYLINDER WARNING 10 2 Adjustments The maximum pressure valve 1 FIG 7 is already set at the maximum value and does not require any intervention The work bed may be moved manually by adjusting the winch located on the left side of the press Before moving the work bed extract the two pivots that lock the bed Before carrying out any operations put the work table pins back in place Check that both surfaces of the bed are resting on the pins WARNING AR hetra 0506 HDMP OMCN 157 page 15 The working bed movement can be obtained by adjusting the winch placed on the left side of the
3. damage to the press CAUTION TERMINOLOGY AND DEFINITIONS Annex I directive 98 37 CE e Operator the person s responsible for installing starting up adjusting servicing cleaning repairing and transporting the press Person at risk anyone found entirely or partly in a hazardous area e Area at risk or hazardous any area inside and or near the press where the presence of a person at risk endangers his her safety and health e Factory trained technician person assigned by ARI HETRA to carry out special maintenance operations requiring training and specific skills in mechanics electrical engineering electronics oil hydraulics and pneumatics The Factory trained technician is acquainted with all the possible hazards on the press and the necessary procedures in order to avoid injury to himself or others during these maintenance operations e User anyone who purchases or uses the press e g for renting leasing or under loan in accordance with ARI HETRA s instructions AR hetra 0506 HDMP HDMP SERIES page 3 HDMP SERIES page 4 0506 HDMP ARl hetra User manual TABLE OF CONTENTS 1 0 2 0 2 1 22 23 3 0 3 1 32 40 5 0 6 0 7 0 8 0 9 0 10 0 10 1 10 2 10 3 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 ARI hetra INTRODUCTION SPECIFIC USE Detail of workpiece Maximum sizes PRESS IDENTIFICATION CE CE
4. indicated in the table FIG 3 INSTALLATION The press must be positioned on a horizontal surface that is preferably cemented or AREA From the control point the operator should be able to see all the equipment and surrounding area to prevent any unauthorized persons or objects from causing hazards tiled Avoid weak or unsteady surfaces Any raised floors over empty spaces must have a resistance of 35 N mm equivalent to a class of 35 RcK The depth of the concrete layer must ensure a tight hold of the anchors and have a sound consistency of at least 6 with steel reinforcement FIG 3 Set N ET O EJ Technical specifications and weights refer to the standard and are not binding Model Power A C E F Ram Shipping Installation area stroke Weight AR hetra 0506 HDMP HDMP SERIES page 11 8 0 HOW TO USE INCORRECT CORRECT HDMP SERIES page 12 0506 HDMP ARI hetra 8 0 HOW TO USE INCORRECT CORRECT ARl hetra 0506 HDMP HDMP SERIES page 13 After unpacking the press components check that the press and all its components 9 0 are intact Observe the following instructions in order to set the press at work SETTING THE PRESS AT WORK A Fit the anchors in their holes on the base B Fix the press to the floor tightening the anchor bolts FIG 4 To carry out the operation observe the following instructions FIG 4A 1 Drill at
5. least 4 deep with an 18 g tip 1 2 Clean the hole thoroughly 2 3 Lightly hammer the anchors into the holes 3 4 Tighten the bolts with a torque wrench calibrated to 50 ft lb 4 Check that the anchors are tight every 1000 working hours failure to follow the above instructions Lack of compliance voids A ARI HETRA cannot be held liable for any damage caused by the the guarantee WARNING FIG 4A FIG 5 C Check the level of oil in the tank through the loading plug For additions use TEXACO RANDO HD 22 or an eguivalent type of oil D Remove the plug 1 FIG 5 from the delivery pipe fitting and fit the special pressure gauge supplied with the equipment 2 FIG 5 E Insert the pump drive rod into the crank of the pumping member HDMP SERIES page 14 0506 HDMP ARl hetra 10 0 e The press may only be used by authorized adequately trained responsible and USE skilled staff in good health Please remember that anybody who uses the press without being acquainted with the procedures specified here could seriously endanger persons at risk and the operator himself e The press operating system is of the operator present type The various movement drives are immediately stopped when the controls are released Before using the press the operator must have read understood and taken in the instructions contained in this handbook ARI HETRA CANNOT BE HELD LIABLE FOR ANY DIRECT OR INDIRECT INJURY
6. not be used for bending drawing or cold forging metals Uses not explicitly indicated in this handbook are considered improper and therefore strictly forbidden ARI HETRA cannot be held liable for direct or indirect damage or injury to persons animals or things caused by WARNING correct or incorrect use of the press 2 1 The maximum dimensions of parts must be obtained please note the depth of the Detail of workpiece work surface as the maximum distance within the platform opening and the width as Maximunm sizes the maximum distance between the side pillars dim B FIG 1 FIG 1 Avoid heavy strains when loading and unloading the parts manually Any heavy parts weighing more than 55 Ibs must be handled using the appropriate equipment such as lifting DANGER devices freight elevators or cranes Only one operator may carry out work on the press HDMP SERIES page 6 0506 HDMP ARl hetra 2 2 PRESS IDENTIFICATION A RI EA h et r a 7251 Coppermine Drive Manassas VA 20109 B POWER YEAR OF MANUFAC PRESSURE LOT CODE Every press has a name plate POS 4 Figure PAGE 2 showing the following infor mation A General data manufacturer s complete address B Model C Power thrust force in TONS D Year of manufacture E Operating pressure in PSI F Manufacturing lot number G CE mark 2 3 The press has been designed and built according to the provisions in directive 98 37
7. the cylinder or the pipes Make the cylinder stem perform a complete up and downstroke Pressure does not reach the preset value Shortage of oil in the tank Leakage of oil through the cir cuit Max pressure valve clogged up or broken Pumping unit worn out or failing to operate Cylinder gasket damaged Check that the level of oil is regu lar Check that no oil is leaking out of the pipe fittings Remove the max pressure valve clean it with compressed air and solvent check the condition of the spring Extract the pumping member from the pump and inspect the gaskets Replace the cylinder or reguest help from Technical Service for gasket replacement Circuit pressure decreases too much during pump stop If the problem persists contact ARI HETRA and avoid unspecific operations Impurities in the cylinder return valve ball Cylinder gasket damaged Contact ARI HETRA for assistance and ask for original parts The list of spare parts is enclosed with this instruction handbook ARI hetra 0506 HDMP Completely unscrew the stem upstroke wheel With the special sealing bush remove the ball and the spring and clean the ball seat Replace the cylinder or reguest help from Technical Service for gasket replacement HDMP SERIES page 17 e If the press is set aside for long periods disconnect all supply sources drain the 13 0 tank of hydraulic oil and protect any
8. ARI hetra HYDRAULIC PRESS WITH DOUBLE SPEED MANUAL PUMP ENGLISH HDMP 33 HDMP 44 HDMP 55 HDMP 77 HDMP 110 INSTRUCTIONS FOR USE MAINTENANCE AND SPARE PARTS D gt Before use place the adhesive labels enclosed with this handbook on the press as shown in the diagram below FAILURE TO AFFIX THE LABELS WILL VOID THE GUARANTEE CONDITIONS AND RELIEVES ARI HETRA OF ANY RESPONSIBILITY FOR DAMAGE A RESULTING FROM USE OF THE PRESS WARNING 5 ies If one or more press labels are damaged lost or illegible ask for a replacement by mentioning the relative position number Place the new label in the areas shown in the figure below f D ARI hetra e ni la CAPACITY PRESSURE YEAR OF MANUFAC LOT CODE ARI hetra zed reorit me MI UY w i N d N u O vs HDMP SERIES page 2 0506 HDMP ARl hetra Pay attention to the following hazard signals when reading the manual gt DANGER WARNING CAUTION These signals indicate the presence of more or less hazardous conditions or situations The HAZARD signals are divided into three levels Lack of compliance with this signal causes serious risks for health death permanent damages both short and long term DANGER Lack of compliance with this signal causes serious risks for health death permanent damages both short and long term WARNING Lack of compliance with this signal can cause personal injuries or
9. ENT FIG 2 A Ld elt Model Weight of D package De HDMP 33 617 Ibs HDMP 44 838 Ibs HDMP 55 948 Ibs HDMP 77 1 433 Ibs HDMP 110 1 896 Ibs ARl hetra 0506 HDMP HDMP SERIES page 9 e After unpacking check that the press and control equipment are perfectly intact 5 0 and have not been damaged during transport Notify ARI HETRA of any missing UNPACKING parts within 8 days of delivery If in doubt do not use the press and contact ARI HETRA e The packing elements are potential sources of hazards and must be kept out of reach of children Dispose of them in special waste collection areas e The press is equipped with the pump drive rod and the pressure gauge as discon nected pieces They are fastened to the inner spacers of the work bed through bands e The press is supplied with the tank already containing the necessary operating oil e Press operated by a double speed hydraulic pump This system allows for a high 6 0 speed in the approaching stage and a low speed during the working stage The MAIN TECHNICAL speed exchange is performed by the manual opening of a valve FEATURES e Mechanical limit stops at the end of the cylinder movements e A maximum pressure valve that protects and monitors the hydraulic circuit e The maximum strain required to move the pump drive rod is lower than 90 lbs HDMP SERIES page 10 0506 HDMP ARl hetra 7 0 The press needs to be installed in a working area as
10. ETY AND 3 0 ACCIDENT PREVENTION REGULATIONS LISTED GENERAL SAFETY DANGER BELOW REGULATIONS e The press may only be used by responsible staff in good health who have been specially trained to use the press and are acquainted with all the risks e The press may only be used by operators who have completely read understood and taken in all the information given in this handbook e Itis required to check that there are no persons at risk near the hazardous areas before starting the press e Itis forbidden to remove the guards or tamper with any of the safety devices fitted on the press e Itis required to check that the installed safety devices are in perfect working or der before operating the press it is forbidden to operate the press if it is faulty e Itis required to fit the supporting pins of the work table before operating the press e Itis required to check that there are no hazardous conditions for persons at risk during operation If there are stop any operations underway immediately and keep people away e Itis required to check during the piston movements that there are no objects in area where the piece moved by the cylinder is projected e Itis forbidden to climb or get onto the press FIG 1A e Itis forbidden to stand near the press bed while the press is running e Should you notice any unusual sounds or operating faults It is required to inter rupt all operations immediately and find the cause of these irregulariti
11. RTIFICATION GENERAL SAFETY REGULATIONS Safety devices Clothing TRANSPORT UNPACKING MAIN TECHNICAL FEATURES INSTALLATION AREA SPECIFIC USE SETTING THE PRESS AT WORK USE Operation Adjustments Working bed movement ROUTINE MAINTENANCE TROUBLESHOOTING TABLE SETTING THE PRESS ASIDE SCRAPPING THE PRESS FACTORY TESTS HYDRAULIC DIAGRAM SPARE PARTS ASSEMBLY DIAGRAM ACCESSORIES 0506 HDMP HDMP SERIES page 5 This handbook contains all the necessary information for safely using cleaning 1 0 lubricating and servicing oil hydraulic presses manufactured INTRODUCTION by ARI HETRA 7251 Coppermine Drive Manassas VA 20109 USA Carefully read the warnings and instructions found in this handbook as they provide important information on SAFE USE and MAINTENANCE This manual is an integral part of the product so keep it in a safe place for the entire product life If this handbook is lost or damaged ask for another copy from ARI HETRA 7251 Coppermine Drive Manassas VA 20109 USA ARI HETRA CANNOT BE HELD LIABLE FOR ANY DIRECT OR INDIRECT DAMAGE OR INJURY TO PERSONS ANIMALS OR THINGS CAUSED BY THE FAILURE TO OBSERVE THE INSTRUCTIONS WARNING CONTAINED IN THIS HANDBOOK The press is designed to be used exclusively for maintenance and can therefore 2 0 be used for servicing and or making adjustments SPECIFIC USE The press is not designed to carry out cyclic processing or quantity production and therefore should
12. below Unscrew the plug 3 FIG 7 located on the rear side of the tank Separate the tank from the pump collect the spilling oil drain and clean the tank thoroughly e Replace the tank onto the pump and lock it with the relevant nut 3 FIG 7 Fill the tank through the plug hole 2 FIG 7 located on the tank top The quantity of oil to be introduced varies as a function of the press model see FIG 8 for quantities for the four items herein described Use TEXACO RANDO HD 22 or an equivalent type of oil Once every three oil changes every 3000 working hours the suction filters must be replaced Replace the filters with the tank dismounted The filters are shown in FIG 10 pos 36 ALWAYS KEEP THE COMPONENTS OF THE PRESS PERFECTLY CLEAN HDMP SERIES page 16 0506 HDMP 10 3 Working bed movement 11 0 ROUTINE MAINTENANCE FIG 8 Model Oil quantity HDMP 33 2 5 qt HDMP 44 4 qt HDMP 55 4 qt HDMP 77 9 at HDMP 110 9 5 qt ARI hetra 12 0 TROUBLESHOOTING TABLE PROBLEM POSSIBLE CAUSES SOLUTIONS The cylinder does not move when the pump is on The hand wheel for cylinder up stroke is open Max pressure valve failing or open Shortage of oil in the tank Tighten the cylinder return hand wheel Check the max pressure valve spring Check the level of oil through the loading screw on the tank Pressure rises in bursts Air bubbles inside
13. d are not within this manual HDMP Series page 22 0506 HDMP ARl hetra NOTES ARl hetra 0506 HDMP HDMP Series page 23 ARI hetra 7251 Coppermine Drive Manassas VA 20109 USA 800 562 3250 TEL 703 359 6265 FAX 703 359 6405 INTERNET http www ari hetra com e mail webmasterQari hetra com 0506 HDMP
14. es If in doubt avoid improper operations and contact ARI HETRA s technical service ARI HETRA e Any tampering or modification of the press automatically voids the guarantee and relieves ARI HETRA from all and any responsibilities for direct or indirect damages caused by these tampering e Itis required to make sure that the environment where the press is installed is well ventilated and well illuminated The floor on which the press is to be in stalled must be solid flat and perfectly level e During loading unloading and installation it is reguired to use lifting and han dling eguipment with adeguate capacity for the weight of the press See FIG 3 TECHNICAL CHARACTERISTICS using lifting devices and accessories nylon belts etc that are suitable and in perfect condition for the purpose e We suggest during the maintenance operation to use only ARI HETRA original spare parts ARI HETRA declines any responsibilities for damages caused by the use of non original parts e Theuseofnon original spare parts involves the automatic loss of guarantee The press is fitted with following safety devices 3 1 Safety devices e Maximum pressure valve which determines the maximum operating pressure of the press e Mechanical limit stop at the end of the stem s travel HDMP SERIES page 8 0506 HDMP ARl hetra 3 2 To operate the press in safe conditions wear appropriate clothing for the press and Clothing working environment e Do not
15. etra O 82 JAA UNA WN m Frame Right foot Left foot Screw Washer Nut Cylinder Screw Washer Nut O Ring DAS gasket Stem Spacer Spring O Ring Erosion fighting ring for O Ring Guide flange Guide ring RS gasket Guide ring Dust scraper Protection cap Winch Screws Pivot Pulleys Pulleys Pulleys Metal cable Tank Copper packing Drain valve Union rod O Ring Suction filters Drain pipe Pump body Ball Spring O Ring Screw Ball Copper packing Hand wheel nut Hand wheel 0506 HDMP Ball Spring O Ring Straight union O Ring Down pipe O Ring Nut Snap ring Pivot Snap ring Gasket Gasket Gasket Piston Copper packing Straight union Nylon pipe Straight union Copper packing Crank Lever rod Grub screw Ball Spring O Ring Screw Copper packing Nut Screw O Ring O Ring Straight union Aluminium packing Pressure gauge Work crosspiece Work crosspiece Pin Spacing pins Washer Screw Crank Handle Ball Spring Screw HDMP SERIES page 21 In order to achieve better operation of the press and increase safety and functionality 18 0 to the use of the press ARI HETRA supplies extra equipment suitable to the ACCESSORYS different models presented in the manual The different equipment suitable for every model of press are reported in ARI HETRA s brochures The specific instructions for the safe use of the equipment are supplied with the equipment itself an
16. parts that risk damage due to dust or SETTING THE atmospheric agents PRESS ASIDE e The flexible tubes and components that risk damage due to drying out must be adequately greased e When setting the press at work after a long time check that the flexible tubes are perfectly intact without cuts scratches or cracks e At the end of the press s life cycle or when you decide not to use it any more 14 0 make it inoperative by removing all the hydraulic oil left in the tank and in the SCRAPPING drive cylinder THE PRESS e The press must be disposed of as special waste so dismantle it into homogeneous parts and dispose of them in compliance with the regulations in force Before packing the press was subjected to operating tests regarding the parts listed 15 0 below FACTORY TESTS Testing piston upstroke downstroke Checking that work bed and cylinder surface are parallel to one another Testing work bed movements Max pressure valve tests and settings Detection of possible leaks or losses from pipe fittings HDMP SERIES page 18 0506 HDMP ARl hetra 16 0 OIL HYDRAULIC DIAGRAM FIG 9 Filter Manual pump Slow speed valve Check valve Max pressure valve 5 800 PSI Stem return valve Pressure gauge Cylinder Loading and drain plug momcow ARl hetra 0506 HDMP OMCN 157 page 19 17 0 SPARE PARTS ASSEMBLY FIG 10 DIAGRAM ARI hetra 0506 HDMP HDMP SERIES page 20 List of components ARI h
17. press The working bed can be moved only when it is free of any accessory or tool installed or placed on the same bed WARNING e Act winch lever so that you lift the working plate in order to free the pins from the weight of the same working plate e Unthread the support pins from the working plate e Act winch in order to locate the working bed in the new desired position e Thread the pins as much as possible and make sure they protrude from the opposite side of the working bed e Lower the working bed by using the winch so that it rests on the support pins Routine maintenance includes cleaning lubricating greasing and adjustments that need to be carried out at regular intervals in order to ensure that the press operates correctly and the safety devices are in perfect working order All those operations not mentioned below are considered extraordinary operations which may only be carried out by ARI HETRA THE OPERATIONS DESCRIBED BELOW MUST BE CARRIED OUT BY TECHNICAL STAFF SPECIALIZED IN MECHANICS ELECTRIC ENGINEERING AND OIL WARNING HYDRAULICS To ensure a correct and efficient operation of the press please follow the instructions listed below and perform all cleaning and routine maintenance operations once every 1000 working hours approximately Once every 1000 hours change the oil in the hydraulic unit s tank using TEXACO RANDO HD 22 or equivalent hydraulic oil To change oil follow the procedure given
18. wear long or flapping clothes ties scarves or similar garments that could get caught in the moving parts of the press e Keep long hair out of the way and sleeve ends tight avoid wearing watches rings necklaces or other objects that can injure the wearer e Use suitable gloves and protective footwear If the working environment has a noise level of at least 85 dB A wear ear muffs or other hearing protection devices e In every case refer to the safety precautions regarding working environments of the country where the press is operated 4 0 The press is supplied already packed in bubble wrap which protects it effectively dur TRANSPORT ing transport and handling The packaged press must be transported as follows e Protect the hydraulic pump 1 FIG 2 from bad weather by covering it with nylon or equivalent material e Check that the corners on the ends are protected with appropriate materials bubble wrap cardboard e Do not use wire rope for lifting purposes e During lifting sling the press with belts at least 39 long with a maximum capac ity of over 3 300 lbs e Check that the bed is fastened securely without play between the bed and struc ture Any play could be hazardous USE FORK LIFT TRUCKS TO MOVE THE PRESS GRIPPING AND LIFTING IT AS SHOWN IN FIG 2 DANGER FIX THE PRESS SECURELY FOR TRANSPORT IN ORDER TO PREVENT IT FROM SHIFTING ON THE LOADING PLATFORM OF THE VEHICLE OR CAUTION TRANSPORT EQUIPM
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