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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ DICHIARAZIONE DI CONFORMITA’ CE (ALLEGATO IIA) CE DECLARATION OF CONFORMITY (ANNEX IIA) Direttiva 2006/42/CE per il riavvicinamento delle legislazioni deli Stati membri relative alla sicurezza delle macchine IL FABBRICANTE / THE MANUFACTURER DRAGFLOW SRL P.I.
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It also contains a section for trouble-shooting, if necessary, and for the ordering of spares. The DRAGFLOW S.r.l. technicians are always available, by telephone, fax or e-mail, to supply all the explanations that may be needed.
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DRAGFLOW S.r.l. the latter will not be responsible for the results of the repair and will not be held to reimburse the expenses sustained by the Purchaser. Any claim for warrantable failures shall be sent in writing to DRAGFLOW S.r.l. prior to the expiry of the warranty period.
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1.0 DESCRIPTION STRUCTURAL DESCRIPTION OF THE MACHINE (Fig. 1) The Dragflow hydraulic pumps are made of high quality materials and undergo severe controls before leaving the factory. They are essentially composed of a cover 1, on which the hydraulic motor 2 is fitted.
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2.0 TRANSPORT, ASSEMBLY AND DEMOLITION Dragflow pumps are generally transported encased inside a crate to avoid damage to the pump or parts of it. The crate is arranged for unloading with a fork-lift truck, whose capacity must be able to sustain the weight of the pump ( see data sheet enclosed in this instructions handbook ) as shown in Fig.
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ INSTALLATION 1) Connect the delivery pipe. The delivery pipes must never form siphons Fig. 5) pag. 6, to avoid problems due to the formation of air pockets or deposits of solid material.
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ Connect the oil supply pipes to the pump as indicated in Fig. 6. DISMANTLING Before doing anything on the pump, be sure to disconnect the hydraulic supply and the delivery pipes.
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PRESSURE of the protection set-up. If necessary, have DRAGFLOW S.r.l. Service or competent personnel from another firm carry out any repairs or work. Fig. 7...
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ 4.0 MAINTENANCE AND CLEANING Warning: maintenance and cleaning of the machine must be done after having stopped the machine. 1) Check the tightness of the fastening screws every 50 hours of pump operation.
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ Fig. 10 Check the level and the deterioration of the oil every 8 hours of operation by removing the plug labelled “OIL” (Fig. 11). For a total oil change or topping up, the following steps have to be taken: “OIL”...
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ Fig. 12a REPLACING THE SEALS Completely empty the oil from the oil housing. Remove the filter 25 (Fig. 12) by unscrewing the screws 67. Unscrew the cutter 26 by hitting it smartly in an anticlock-wise direction as shown in Fig.
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HYDRAULIC PUMP HY50 INSTRUCTIONS HANDBOOK ____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ To reassemble follow the instructions in the reverse order keeping the pump in vertical position. Remember to adjust the lower wear plate 20 (Fig. 9 pag. 10) as indicated in paragraph 3), before closing the pump definitely.
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____________________________________________________________________ _________________________ ____________________________________________________________________________Ed. 10/18____ The DRAGFLOW pumps are only supplied with piston hydraulic motors, suitable for circuits where the continuous operating pressure may reach 250 bar. These pressures can only be reached in the worst conditions. Make sure that in the hydraulic power unit, the safety valve is set from 210 up to 250 bar according to the Dragflow pump model.
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SAFETY Introduction Dragflow s.r.l. has designed and built the machine keeping in mind the results of a preventive and accurate analysis of the risks connected to the use of the machine. The protections and devices applied, therefore, represent the profuse commitment by the Dragflow S.r.l.
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To avoid to stop the equipment and lost time, DRAGFLOW S.r.l. qualified as your expert witness suggests to keep ready at site or placed in your workshop the following spare parts : POS.
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