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25/221793 25/221795 Auxiliary Relief Valve Hydraulic Safety Valve Pressure Relief JCB JS Excavator P
Video Description
In this video, we take a close look at the GVO auxiliary relief valve (part numbers 0719010 and 0719117) for Hitachi and ZX-series excavators. You'll see a detailed walkthrough of the valve's construction, learn how it functions within the hydraulic system, and watch a demonstration of its fitment on compatible models including EX330-3, ZX350-3, EX300-5, EX370-5, ZX330, ZX350, ZX360, and ZX370. We also cover key inspection points and installation tips to help you evaluate reliability and performance for your maintenance or repair needs.
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