. ATTACHMENTS AND OPTIONS MACHINE READY FOR ATTACHMENT Accumulator WARNING or 6 - 13 The accumulator is charg ed with high-pressure nitrogen ga s, improp operation may cause an e xplosion which could lead to serio us injury damage. When handling t he accumulator, always do as follow s: Pressure in the contro removing the hydraulic spurts out when perfor l circuit cannot be completely rem equipment, do not stand in the dire oved. Wh ction that ming the operation. y. e accumulator. me or dispose of it in fire. or weld it. ubject it to any impact.
Loosen the bolts slowl Do not disassemble th Do not bring it near fla Do not make holes in it Do not hit it, roll it, or s When disposing of the accumulator, the gas must be relea sed. Conta your Komatsu distribut or for proper disposal. This accumulator (6) is installed to reduce the peak pres sure in t hydraulic circuit when a breaker is used. Normally, do n ot touch NOTICE For machines equippe d with a breaker, when connecting to the breaker piping, it is necessary to install the accumulator eaker e accumulator specified by the breake the life of the machine wil breaker. rmanufacturer forthat breaker mode l.
If the br eaker i soperated without an accumulator b eing in stalled, l be reduced. Please contact your Komatsu distributor if you have questions about the applicable If the nitrogen gas ch arge pressure inside the accumulat or goes d own, i t will become impos sible to release the re maining pressure inside the hy gas charge pressure is low Check the nitrogen cha draulic circuit after the engine is sto pped. In addition, if operations are continued when the n itrogen , it will lead to failure of the hydraulic circuit or the machine. rge pressure periodically.
, it will lead to failure of the hydrauli c circuit o r the For details, see "CHECK NITROGEN GAS CHARGE PRESSU RE IN ACCUMULATOR (control circ uit) (PAGE 4-44) " and " CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (for breaker) (PAGE 4-67)".