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Excavator PC220-7 Hydraulic Pump 708-2L-00112 PC220 Pump

No Discharge / No Flow 1. Pump rotation is reversed
2. Pump not primed (empty casing)
3. Suction line blocked
4. Broken pump shaft or coupling
1. Check motor wiring and correct rotation direction
2. Fill the pump casing with clean oil
3. Clean the suction strainer/filter
4. Inspect and replace damaged parts
Insufficient Flow or Pressure 1. Worn internal components
2. Low oil viscosity (too thin)
3. Clogged inlet filter
4. Relief valve stuck open or leaking
1. Repair or replace the pump
2. Change to the correct hydraulic oil
3. Clean or replace the filter element
4. Inspect, clean, or adjust the relief valve
Excessive Noise or Vibration 1. Air entering the suction line (Aeration)
2. Cavitation (Oil starvation)
3. Misalignment of coupling
4. Worn or damaged bearings
1. Tighten suction line fittings and check seals
2. Increase oil level, clean suction strainer, or reduce suction lift
3. Re-align the pump and motor shafts
4. Replace the bearings
Oil Overheating 1. Oil viscosity too high (too thick)
2. System pressure set too high
3. Clogged oil cooler
4. Excessive internal leakage
1. Use oil with the correct viscosity grade
2. Check and adjust the pressure relief valve setting
3. Clean the cooler and check the fan
4. Inspect pump and valves for wear
External Oil Leakage 1. Loose mounting bolts or fittings
2. Damaged seals or O-rings
3. Cracked housing
1. Tighten all bolts and pipe joints to spec
2. Replace worn shaft seals and gaskets
3. Repair or replace the pump housing
Pump Vibration 1. Loose mounting bolts
2. Misalignment between pump and motor
3. Suction line too small or restricted
1. Securely tighten the pump base bolts
2. Re-align the pump and motor (use a dial indicator)
3. Check suction line size and remove restrictions

$3,250.00

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Model No.:PC220-7
Brand:Genuine Komastu
Condition:New
Customized:Other
Warranty:12 Months
Weight:220kg
Brand:Komastu
Name:Excavator PC220-7 Hydraulic Pump

                                                                               Why Choose Us?

With years of expertise in the industrial automation sector, we are dedicated to providing our customers with high-quality components and unparalleled service. Here are five key reasons why clients worldwide trust us as their preferred partner:
1. Global Shipping

We have built a robust and efficient logistics network that spans the globe. No matter where your project is located, we ensure timely and secure delivery through our partnerships with leading international carriers, bringing the world’s best automation technology right to your doorstep.

2. Fast Response

In the fast-paced world of industrial production, time is money. Our dedicated support team is committed to a “Rapid Response” policy, providing quick quotes, technical consultations, and order updates within the shortest possible timeframe to keep your operations running smoothly.

3. Large Inventory

We maintain a massive, ready-to-ship inventory of components from top-tier brands like ABB, Siemens, Schneider, and more. Our extensive stock levels mean you don’t have to endure long manufacturer lead times, allowing for immediate dispatch and faster project completion.

4. Perfect After-Sales Service

Our relationship with customers doesn’t end at delivery. We provide a comprehensive after-sales support system, including technical troubleshooting, warranty protection, and hassle-free return policies. We stand behind every product we sell to ensure your complete peace of mind.

5. Low Complaint Rate

Quality is our lifeline. Through rigorous supplier screening and strict pre-shipment inspections, we maintain an exceptionally low complaint rate. Our track record of reliability and high customer satisfaction is a testament to our commitment to excellence and professional integrity.

Warranty&Reture Policy:

1、One year warranty is offered for this product. If the product malfunctioned under proper usage per instructions manual within the warranty period, please contact us to obtain shipping instructions and send it back at your shipping costs.

 

2、14days evaluation and investigation takes placed after receiving yourreturn item.

 

3、A brand new replacement unit will be sent to you at our shipping costs if it meets our warranty requirements.

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