Hitachi 4246412 EX400 EX400-1 Hydraulic Piston Pump A7VO250
Hitachi 4246412 EX400 EX400-1 Hydraulic Piston Pump A7VO250
Maintainance
The Carter excavator hydraulic pump is an important part of the excavator hydraulic system. It is responsible for providing hydraulic pressure to drive the various hydraulic actuators of the excavator. The following are some common maintenance methods for Carter excavator hydraulic pumps:
Regularly replace the hydraulic oil: Regularly replacing the hydraulic oil in the hydraulic system is a very important maintenance measure. Hydraulic oil will be contaminated and aged during use, and regular replacement can keep the hydraulic system running normally. Please refer to the operation manual of the Carter excavator to understand the correct type of hydraulic oil and replacement cycle.
Check the hydraulic pump seal: Regularly check the seals of the hydraulic pump, including shaft seals, sealing rings, etc. If any leakage or wear is found, it should be replaced in time.
Clean the hydraulic pump air inlet and filter: Regularly clean the hydraulic pump air inlet and filter to prevent dust, impurities, etc. from entering the hydraulic system and causing damage.
Check the working pressure of the hydraulic pump: Regularly check the working pressure of the hydraulic pump to ensure that it is operating within the normal range. If the pressure is found to be abnormal, it should be checked and repaired in time.
Regularly check the noise and vibration of the hydraulic pump: Abnormal noise and vibration may be a sign of problems with the hydraulic pump, which requires timely inspection and repair.
Pay attention to the working temperature of the hydraulic pump: The working temperature of the hydraulic pump should be kept within the normal range. Excessive temperatures may cause aging of the hydraulic oil and damage to pump parts. If the operating temperature of the hydraulic pump rises abnormally, the cause should be found and resolved.
Undercarriage spare parts: | Track shoe, Track Link, Bolt, Track roller, Carrier Roller, Sprocket, Front Idler, Idler Cushion ...... |
Engine spare parts: | Engine assy,Cylinder Head,Cylinder Block,Turbocharger,Piston, Piston Ring, Metal, Crankshaft, Oil Pump, Fuel injection Pump,Water Pump, Alternator, Starting Motor ...... |
Hydraulic spare parts: | Main Valve, Main Pump, Solenoid Valve, Boom/Arm/Bucket Cylinder, Final Drive, Travel Motor, Swing Machinery, Swing Motor ...... |
Operator's Cab spare parts: | Cab Assy, Monitor, Controller, Engine Controller, Wiring Harness, Seat, Air Conditioner, Air Compressor...... |
Cooling parts: | Radiator, heat sink, air conditioner, compressor, after cooler , water cooler hydraulic oil cooler ...... |
Other parts: | Service kit, swing circle, engine hood, swivel joint, fuel tank, filter, boom, arm, bucket |
About Xinfeng Machinery (XF) parts:
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FAQ
1. How to quickly and accurately buy products what lneeded?
A: Provide the original parts number to us to check.
2. How long have you been in the excavator
A: We are engaged in excavator parts since 1998
3. lfI don't know the part number,what shouldI do?
A: Please send us size and pictures of old products.
4. What is the warranty of the products?
A: The warranty is 6/12 Months based on the specific product.
5. How long is your delivery time?
A: The normal delivery time is 3-5 days for stock sproductsafter getting payment. lf not in stock, we will inform you thetime requlred.
6. Which shipping term you can supply?
A: By sea,air or by express ( DHL,Fedex,TNT,UPSEMS)
7. What is your MOQ?
A: Small order and sample order are acceptable
8. Do you have any After-Sales service?
A: Yes!Our
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