MANN-FILTER Hydraulic Oil Filter - WD10012
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eBayHydraulic Oil Filter WD10012 Mann 1328692 286225 309112 8500002 59501528 Quality
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Blueperry agriculture (UK)Mann-Filter Hydraulic Filter Wd10012
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Product Information
Full details
The MANN-FILTER WD10012 is a high-performance spin-on hydraulic oil filter designed for technicians and operators managing heavy-duty or off-highway hydraulic systems. Its primary benefit is superior impurity removal in high-pressure environments, effectively extending the lifespan of sensitive hydraulic components. While it offers original equipment (OE) quality for reliable filtration, users must verify that their specific equipment matches the 3/4-16 UNF-2B thread and 0.9 bar bypass valve specification before installation.
All features
| Model Part Number | WD10012 |
|---|---|
| Brand | MANN-FILTER |
Extended Product Information
FAQs
What is the primary function of the bypass valve in the WD10012?
The bypass valve allows oil to bypass the filter media if it becomes clogged or if the oil is too thick, preventing the hydraulic system from being starved of fluid.
Does this filter come with a pre-lubricated gasket?
No, it is recommended to apply a thin film of clean hydraulic oil to the gasket manually before installation.
Is this filter compatible with synthetic hydraulic fluids?
Yes, the materials used in MANN-FILTER products are generally compatible with standard mineral and common synthetic hydraulic fluids.
What are the physical dimensions of the WD10012?
The filter has an outer diameter of 94 mm and a height of 113 mm.
How often should I change this filter?
Follow the service interval recommended by your specific machine's manufacturer, as environmental conditions can significantly impact filter life.
Can I replace a different brand filter with the WD10012?
Only if the thread size (3/4-16 UNF-2B), bypass valve setting (0.9 bar), and dimensional clearance match your original filter exactly.
Troubleshooting
Filter is difficult to remove during changeout
Use a proper strap-style or cup-style filter wrench to provide leverage; avoid puncturing the canister.
Leaking at the base of the filter
Check that the old gasket was not left on the mounting head and ensure the new filter is tightened to the correct specification.
System shows signs of sluggish hydraulic pressure
Check if the bypass valve is opening prematurely due to the wrong pressure rating or if the system requires a filter with a different micron rating.
Pros and Cons
Pros
- OE-equivalent performance ensures reliability
- Robust construction for high-pressure applications
- Quick installation via spin-on design
- Protects expensive hydraulic system components from contamination
Cons
- Specific bypass valve pressure may not be compatible with all systems
- Requires proper thread sizing for correct fit
- Not suitable for low-pressure cooling systems
Setup, Compatibility & Care
To ensure a successful installation, first verify the existing filter housing matches the 3/4-16 UNF-2B thread pattern. Before spinning on the new WD10012, lightly coat the rubber gasket with clean hydraulic fluid to ensure an airtight seal. Hand-tighten the filter until the gasket makes contact with the mounting surface, then tighten an additional 3/4 to one full turn according to standard mechanical practice. Avoid using excessive torque, as this may deform the gasket or damage the housing threads. Periodically check the area around the base of the filter after the first few hours of operation to ensure no weepage or leaks are present.