Product Overview

This 702-21-09147 pressure reducing valve assembly is a reliable aftermarket hydraulic component built for Komatsu construction machinery. It functions to convert high hydraulic pressure to low pressure and stabilizes the pilot operating pressure of hydraulic systems, protecting the control circuit for smooth machine operation. Key specifications are listed in our dedicated spec sheet for your reference. Manufactured with heavy-duty materials, this valve delivers outstanding durability to withstand harsh working conditions on job sites, reducing unexpected downtime for excavators and mobile crushers. It boasts broad compatibility, fitting multiple classic Komatsu -6 and -7 series machines including PC60-7, PC120-6, PC200-6, PC210-6, PC220-6, PC230-6, PC300-6, PC350-6, PC400-6 excavators, as well as BR100J-1, BR200S-1, BR210JG-1, BR350JG-1 mobile crushers. This assembly can be used as a replacement part for relevant hydraulic circuit maintenance.

FAQ

Q1: What common faults indicate I need to replace this 702-21-09147 pressure reducing valve assembly?

A: Typical symptoms include unstable pilot pressure, weak machine operation, slow joystick response, abnormal hydraulic pressure fluctuations, and poor control of hydraulic circuits.

Q2: Which machines does 702-21-09147 fit?

A: Excavators: PC60-7, PC120-6, PC200-6, PC210-6, PC220-6, PC230-6, PC300-6, PC350-6, PC400-6 Mobile Crushers: BR100J-1, BR200S-1, BR210JG-1, BR350JG-1

Q3: What are the core parameters of this pressure reducing valve assembly?