Parker OLAER IBV Series Repair Instructions

Parker OLAER IBV Series Repair Instructions Manual pdf 1 page image

© Parker Hannifin GmbH Pat-Parker-Platz 1 41564 KaarstTel.: +49 2131 4016-0 Fax: +49 2131 4016-9199 E-Mail: parker.germany@parker.com Web: www.olaer.deStand 06/14doc 6.140Page 1 von 2Bladder accumulator series IBV / EBVRepair instructionsDismantling the accumulator Disconnect and close the accumulatorinlet and discharge the hydraulic fluidfrom the accumulator. Remove the accumulator from itsmounting and lay it horizontally in avice or other fixation system. Take carenot to damage the accumulator. Unscrew the protective cap(s). Ifnecessary remove the lead seal fromthe protective cap(s). Deflate the bladder using Parker Olaertester and pressurize instrument (Fig. 1).Operate the tester and pressurizeinstrument as described in its manual. Unscrew the gas inlet valve (Fig. 2). Release the gas inlet valve sub-assembly nut and remove the nameplate (Fig. 3). Unscrew the flange or reduction fromthe hydraulic fluid end. Dismantle theventing screw (not used with everymodel). Take care on the seal. With the accumulator completely freeof pressure (gas and fluid), a loose fitof the grid has to be detected If this is not the case all further workhas to be stopped! Please contactParker Olaer (Fig. 4). Remove the spring ring (Fig. 5). Remove the grid (Fig. 6). Remove the bladder through the fluidend opening (Fig. 7).Fig. 1 Fig. 2Fig. 3 Fig. 4Fig. 5 Fig. 6Fig. 7Cleaning, inspection and repairs Carefully clean all metallic parts of theaccumulator and dry with compressed air. Inspect the vessel from any internal damage. Check that the bladder has no sign of wear ofmajor frictional wear or other damage. Under no circumstances attempt to repair thebladder. Replace all worm or damaged parts.

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