| Hydraulic Filter AH128449 H18W10 6100361M91 6668819 Parameter: | |
| Part Number | AH128449 H18W10 6100361M91 6668819 |
| Brand | Tamfiney |
| Weight | 1084 g |
| Height | 144 mm |
| Outer Diameter | 95 mm |
| Inner Diameter/ Thread Size | 1 3/8-12 UN |
| Minimum Order | 100 PCS |
| Place of Region: | Zhejiang, China |
| Payment Terms: | T/T |
| Price Terms: | FOB |
| Lead Time: | 30 to 50 days based on order quantities |
| Market Type: | After Market |
| Current Export Market: | Southeast Asian,North America, South America, Western Europe, Eastern Europe, Africa, Oceania |
Applications:
JOHN DEERE 6710 672 S6920 6920 S6950 6950 7180 7210 7280 7300 7350 7380 7400 7450 STS95109540 WTS9560 WTS9580 WTS9640 WTS9660 WTS9670 STS9680 WTS9770 STS9780 CTS9870 STS9880 STS9970C 670 ICP 690CP 690CTSCTS IIM 4025M 4030M 4030 IM 4040M 4040 DNR 4030R 4038R 4040 IR 4044
Premium AH128449 Hydraulic Filter Replacement H18W10 6100361M91 6668819
Q: How Often Should a Hydraulic Filter Be Replaced?
There is no unified fixed cycle for replacing hydraulic filter elements. The core principle is to prioritize following the equipment OEM manual, with a general reference of once every 500 working hours or once a year (whichever comes first). In harsh working conditions, you can shorten and determined based on oil cleanliness testing.
Universal replacement reference standard
• First replacement: After new equipment or major repairs, the first replacement is usually after running for 200-250 hours (with a lot of metal debris during the break in period).
• Regular replacement: Every 500-1000 working hours or 12 months (whichever comes first), depending on the type of filter element and operating conditions.
• Suction filter: The replacement cycle is relatively long, usually about 2000 hours, but it is necessary to regularly check the blockage indicator.
• Return/high-pressure filter: With high load, it is recommended to check or replace it after about 500 hours.
Signs that must be replaced immediately
Even if the working hours have not full, you can do immediate replacement as the following situations:
- Differential pressure indicator alarm: mechanical indicator rod pops up or electronic sensor triggers (indicating filter blockage).
- Excessive oil contamination: Laboratory oil sample testing shows a severe deterioration in cleanliness level.
- Abnormal operating conditions: system overheating, increased noise, slow action, or deformation/leakage of filter housing.
- Adverse environment: high dust, high temperature, frequent impact load environment, the cycle should be halved.
Q: Can I Clean and Reuse a Hydraulic Filter?
Whether the hydraulic filter can be cleaned and reused depends on the material of the filter element: paper/fiberglass filter elements are strictly prohibited from cleaning and reusing and must be replaced; Metal mesh/sintered metal filter cartridges can be professionally cleaned and regenerated under specific conditions, but their performance needs to be rigorously evaluated.
Non washable and reusable: The vast majority of modern hydraulic systems use paper, fiberglass, or synthetic filter cartridges. Cleaning cannot remove deep-seated pollutants and can damage the fiber structure, resulting in ineffective filtration accuracy. Forced reuse can cause system wear or jamming.
Washable and reusable (limited): Some stainless steel metal mesh, copper mesh, or sintered metal filter cartridges. The original intention of this type of design includes regeneration ability, but it must be professionally cleaned according to the manufacturer's specifications (such as solvent soaking, low-pressure flushing), and the pressure difference and integrity must be tested. It cannot be easily cleaned at home.
Risk warning: Hydraulic systems require extremely high cleanliness (micron level), and incorrect cleaning can introduce new impurities or reduce the filtration ratio (beta value), resulting in valve core jamming and pump damage. The maintenance cost is much higher than replacing the filter element.
