Answer / j.saravanan

Hydraulic preesure can increase certain level then it ll
demage the Hydraulic system..

Answer / mohan tayade

the main function of r valve is maintain the pressure in
hydraulic system , it is one mounting which is us for safety
when pressure increases then safety valve comes into to
action & if the valve get fail the system get damage due to
excessive pressure.

Answer / manoj

The main function of PRV is to save the equipments like
cylinder due to excessive pressure.

Answer / balkrishna

The failure of relief valve can happen in.two.ways. first case.if the valve is.not relieving the excess.pressure above set pressure, the weakest.link.in the systemn will leak.
Second.case.if there is internal leak in the valve the system will.not.developpressure.and the hydraulic cylinder.or.motor.will not.operate

sir i appeared to bosch written test recently and i cleared it successfully.can u suggest me how the interview will be done ?is it technical or HR or both?how shall i prepare for it?i am very eager to work with and in fact it is my dream job suggest me how to grab the job.if you know tell what type books are prefer for preparation of intrview?

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plz send me the aptitude test paper for hpcl.

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