This is a KYB K3V63DT-IZDR hydraulic pump, a critical component responsible for generating the high-pressure hydraulic fluid flow required to operate the excavator's functions. Manufactured to meet rigorous OEM specifications, it ensures consistent and reliable power delivery, unlike a worn pump that may exhibit reduced flow or internal leakage. Operators might observe a loss of power, slow or erratic operation of hydraulic implements (like the boom, bucket, or swing), or unusual noises from the hydraulic system when this pump is failing.
Always verify with serial number before ordering.
Parts Trading Company · Mumbai, Est. 1956 · Same-day dispatch · Ships worldwide · GST invoice included
From the same category — may also be needed
Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India
Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.
Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.
The first noticeable symptom of a failing hydraulic pump is often a gradual loss of power or slower response from the hydraulic systems. This can progress to erratic or inconsistent operation of the boom, bucket, and swing functions, accompanied by potential whining or grinding noises. If left unaddressed, the pump can cease to generate adequate pressure, rendering the excavator inoperable and potentially causing damage to other hydraulic components due to lack of lubrication.
Ensure the hydraulic reservoir is clean and filled with the correct type and level of hydraulic fluid before installing the new pump. Never run the new pump dry; prime it according to the manufacturer's instructions to prevent internal damage.
Replace the hydraulic filter and inspect the hydraulic fluid for debris when installing a new hydraulic pump.