K7V63DTP Pilot Pump for excavators spare parts

K7V63DTP Pilot Pump for excavators spare parts Featured Image
  • K7V63DTP Pilot Pump for excavators spare parts
  • K7V63DTP Pilot Pump for excavators spare parts
  • K7V63DTP Pilot Pump for excavators spare parts

Short Description:

The K7V63DTP pilot pump is a high-precision heavy-duty hydraulic gear pilot pump specially matched with the K7V63DTP main pump, widely applicable to 12–15 ton medium excavators including Sany SY135, SY155, LiuGong 913/915 and other mainstream mid-size construction equipment.

Product Detail

Product Tags

description

The K7V63DTP pilot pump adopts upgraded reinforced heavy-duty gear pump structure, professionally optimized for the medium-pressure, medium-flow and frequent variable-load operation characteristics of K7V63DTP main pump supporting 12–15 ton excavators. Different from ordinary universal pilot pumps with easy pressure attenuation and poor stability, this model strictly follows the original factory supporting standards of K7V63DTP main pump, with precise installation dimensions and fully matched hydraulic parameters, ultra-low internal leakage and linear and stable flow-pressure output. Equipped with high-hardness wear-resistant alloy gear pair, reinforced anti-fatigue bearing assembly and high-temperature aging-resistant composite sealing system, it can maintain stable pilot pressure output for a long time under long-term frequent start-stop, compound action switching and cyclic hydraulic impact. The high-rigidity integral pump body has excellent vibration resistance, dust resistance and sediment erosion resistance, perfectly adapting to municipal construction, earthwork backfilling, road renovation and other medium-duty harsh working environments.

product parameters

Product Model: K7V63DTP Pilot Pump
Product Type: Medium Flow Negative Flow Control Hydraulic Gear Pilot Pump
Applicable Main Pump: K7V63DTP Hydraulic Main Pump
Applicable Equipment: Sany SY135/SY155, LiuGong 913/915, 12–15 Ton Medium Excavators
Core Structure: High-hardness Alloy Gear Set, Anti-fatigue Bearing Assembly, High-temperature Pressure-resistant Sealing System, Integral High-rigidity Pump Body
Working Characteristics: Sensitive Pressure Response, Stable Idle & Load Pressure, Low Vibration & Low Noise, Wear and Temperature Resistant
Core Function: Provide Standard Stable Pilot Pressure, Drive Main Pump Variable Adjustment and Whole Machine Hydraulic Actions, Ensure Sensitive and Smooth Operation
Applicable Working Conditions: Municipal Engineering, Road Renovation, Earthwork Backfilling, Long-term Frequent Medium-load Operation
Supporting Matching Parts: K7V63DTP Main Pump, Medium-flow Main Control Valve, Pilot Valve Group, Precision Hydraulic Filter and Supporting Pipeline

advantages

  • Specially customized and calibrated for K7V63DTP medium-flow negative pressure hydraulic system, perfectly matching original installation size and pilot pressure parameters, supporting 1:1 non-destructive plug-and-play replacement without equipment modification, with high system matching degree and zero adaptation faults.
  • Adopting low-pulsation constant-pressure output technology, it effectively avoids pilot pressure fluctuation and pressure drop caused by frequent medium-load compound actions and load switching, thoroughly solving common problems such as slow response, weak operation and jitter of 12–15 ton medium excavator working devices.
  • High-hardness alloy gear pair and reinforced bearing structure greatly improve wear resistance and structural stability, adapt to long-term high-frequency start-stop and variable-load operation of medium excavators, and maintain long-term stable pilot pressure output without attenuation.
  • High-quality anti-aging and high-temperature resistant sealing system resists long-term hydraulic cyclic impact and temperature changes, completely eliminates oil leakage and pressure failure, and effectively reduces equipment failure rate and daily maintenance costs.

FAQ

  • Q1: What are the common failure symptoms of K7V63DTP pilot pump?
  • A: Typical faults include delayed operation response, weak boom/arm/bucket compound actions, unstable idle pilot pressure, walking jitter and deviation, unsmooth swing actions, slow main pump variable response, pump body oil leakage and abnormal operating noise.
  • Q2: Why does the medium excavator become sluggish after long working hours?
  • A: Long-term frequent medium-load operation causes wear of internal gears and bearings, increased internal leakage and decreased pilot pressure, resulting in insensitive main pump variable adjustment and weak hydraulic actions. Replacing the aging K7V63DTP pilot pump can restore original control performance.
  • Q3: How to maintain K7V63DTP pilot pump daily?
  • A: Keep hydraulic oil clean, replace hydraulic oil and filter elements regularly to prevent hard impurities from wearing precision gear components. Regularly check the pump body for oil leakage and abnormal noise to ensure stable pilot pressure output and normal main pump variable operation.
  • Q4: How to extend the service life of K7V63DTP pilot pump?
  • A: Avoid long-term continuous medium-load overload operation and frequent sudden load impact, maintain the cleanliness of the hydraulic system, reduce internal component wear and fatigue loss, and effectively extend the service life of the pilot pump.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.

our warehouse

our warehouse

Pack and ship

Pack and ship


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