Sany SSR120 Roller Oil-water Separator GP

What is the Sany SSR120 Roller Oil-water Separator GP?

The Sany SSR120 Roller Oil-water Separator GP is a combined filtration and water separation unit installed in the fuel supply line between the fuel tank and Sany SSR120 Roller Oil-water Separator GP’s fuel injection pump. Sany SSR120 Roller Oil-water Separator GP uses a multi-stage separation process to remove both free water and emulsified water from diesel fuel, along with solid particulate contaminants that could damage precision injection system components.

Sany SSR120 Roller Oil-water Separator GP housing is typically constructed from durable cast aluminum or high-strength engineering polymer with a transparent or semi-transparent bowl at the bottom that allows visual inspection of accumulated water and sediment. Sany SSR120 Roller Oil-water Separator GP element inside Sany SSR120 Roller Oil-water Separator GP is manufactured from specially treated cellulose or synthetic media that repels water while allowing fuel to pass through, causing water droplets to coalesce and settle into the collection bowl by gravity. This simple but effective principle has been refined over decades of diesel engine development.

The water separation efficiency of thisunit is critical for protecting the fuel injection system, which operates with clearances measured in microns and requires absolutely clean, water-free fuel for proper lubrication and cooling. Water in diesel fuel causes several serious problems: it promotes corrosion of steel components in the injection pump and injectors, it supports the growth of diesel bug microorganisms that produce acidic byproducts and clog filters, and it reduces the lubricity of the fuel, leading to accelerated wear of close-tolerance injection pump components.

In cold weather, free water can freeze and block fuel lines, causing engine shutdown. The oil-water separator captures water before it can reach these sensitive components, draining it either manually through a valve at the bottom of the bowl or automatically through a sensor-controlled drain system on more sophisticated units.

Sany SSR120 Roller Oil-water Separator GP incorporates a filter element that also serves as the primary fuel filter, capturing solid particles such as rust, dirt, and scale that may be present in the fuel. Sany SSR120 Roller Oil-water Separator GP media is pleated to maximize surface area within the compact housing, providing adequate dirt-holding capacity for the recommended service interval. The media’s micron rating is selected to balance filtration efficiency with acceptable flow restriction.

A water-in-fuel sensor may be integrated into Sany SSR120 Roller Oil-water Separator GP housing, providing a warning light on the operator’s instrument panel when the water level in the collection bowl reaches a predetermined level. This sensor eliminates the need for daily visual inspection and ensures that water is drained before it can overflow into the fuel outlet and reach the injection system. The sensor is typically a conductivity-type probe that detects the difference in electrical properties between diesel fuel and water.

The Sany SSR120 Roller Oil-water Separator GP is designed for straightforward installation and serviceability. The mounting bracket positions Sany SSR120 Roller Oil-water Separator GP at a convenient location for access, typically on Sany SSR120 Roller Oil-water Separator GP or frame rail, with adequate clearance for bowl removal and drain valve operation. The fuel inlet and outlet ports are clearly marked to prevent incorrect hose connection. Sany SSR120 Roller Oil-water Separator GP element is a spin-on cartridge or drop-in replacement that can be changed without special tools.

The drain valve at the bottom of the bowl is designed for one-hand operation, allowing the operator to drain accumulated water without removing the bowl. A priming pump may be integrated into Sany SSR120 Roller Oil-water Separator GP head to facilitate bleeding air from the fuel system after filter replacement. The entire assembly is designed to withstand the vibration, temperature extremes, and environmental exposure encountered in heavy construction equipment service.

Product Parameters of Sany SSR120 Roller Oil-water Separator GP

Why Choose Our Sany SSR120 Roller Oil-water Separator GP?

Our Sany SSR120 Roller Oil-water Separator GP is manufactured to exact OEM specifications using premium materials and components that ensure reliable water separation and filtration performance. Sany SSR120 Roller Oil-water Separator GP media is sourced from leading manufacturers who supply original equipment to major engine producers, with verified filtration efficiency and water separation characteristics. Each separator assembly undergoes quality control testing that includes leak testing of the housing, verification of sensor function, and inspection of all threaded connections.

bowl is manufactured from high-clarity polymer that resists cracking, clouding, and chemical attack from diesel fuel and biodiesel blends. The drain valve is tested for smooth operation and leak-free sealing across multiple open-close cycles. This comprehensive quality assurance program ensures that every separator we supply delivers the protection that your engine’s fuel injection system requires.

Competitive pricing on our oil-water separators and replacement filter elements makes regular maintenance economically feasible. We understand that fuel filtration is a consumable expense with predictable replacement schedules, and we structure our pricing to encourage adherence to recommended service intervals. Volume pricing is available for fleet operators who purchase case quantities of replacement elements.

Our efficient logistics network ensures that separators and filter elements are consistently in stock, eliminating the downtime that occurs when maintenance is delayed waiting for parts. We offer multiple shipping options including air freight for urgent needs and consolidated sea freight for planned inventory replenishment. In regions with established distribution, replacement elements may be available for immediate pickup from local warehouse stock, supporting same-day maintenance turnaround.

Technical support is available to assist with separator selection, installation, and troubleshooting. Our application engineers can verify the correct separator model for your specific SSR120 engine configuration, accounting for any production updates or field modifications. We provide guidance on proper installation procedures, including fuel line routing to prevent air locks, sensor wiring connection, and mounting bracket positioning.

For customers experiencing premature filter plugging or water contamination issues, we can help diagnose contributing factors such as fuel storage tank contamination, fuel supply quality problems, or separator drain procedure deficiencies. We also offer recommendations for fuel system maintenance practices that extend component life and reduce operating costs. This consultative support helps customers achieve the maximum benefit from their fuel filtration investment.

Our warranty and after-sales support provide additional assurance of product quality. We warrant our oil-water separators against defects in materials and workmanship under normal operating conditions. Our claims process is designed for efficiency, recognizing that equipment downtime directly impacts project schedules and profitability. We maintain detailed records of all shipments, enabling rapid verification of purchase dates and product specifications.

Beyond warranty, we support our products throughout their service life with readily available replacement elements, seals, sensors, and drain valves. Sany SSR120 Roller Oil-water Separator GP-level support strategy allows customers to maintain their separators cost-effectively without purchasing complete assemblies for routine maintenance. Our commitment to long-term product support has established trust-based relationships with construction companies and equipment service providers across diverse international markets.

What are the Routine Maintenance Considerations for the Sany SSR120 Roller Oil-water Separator GP?

Daily water drainage is the most important routine maintenance task for the Sany SSR120 Roller Oil-water Separator GP. At the end of each operating day, or before starting Sany SSR120 Roller Oil-water Separator GP after the machine has been idle, the operator should check the water collection bowl and drain any accumulated water. This is done by opening the drain valve at the bottom of the bowl and allowing the water to flow out until clean diesel fuel appears.

If Sany SSR120 Roller Oil-water Separator GP is equipped with a water-in-fuel sensor, the instrument panel warning light provides an additional alert, but should not be relied upon as the sole indicator, as sensor failure can occur. In humid environments or when fuel is sourced from questionable suppliers, water accumulation may be rapid and require more frequent draining. Never allow the water level to rise above the maximum mark on the bowl, as this risks water carryover into the fuel outlet.

Filter element replacement should be performed at the interval specified in the service manual, typically every 500 operating hours, or sooner if a noticeable loss of engine power indicates fuel restriction. When replacing Sany SSR120 Roller Oil-water Separator GP element, always use the exact replacement part specified for the SSR120 application. Before removing the old element, clean the exterior of Sany SSR120 Roller Oil-water Separator GP housing to prevent dirt from entering the fuel system.

Drain the water bowl completely before unscrewing the element. Apply a thin film of clean diesel fuel to the new element’s sealing gasket to ensure proper seating and prevent sticking that could complicate future removal. Hand-tighten the element according to the manufacturer’s instructions; over-tightening can damage the gasket and cause leaks. After installation, use the priming pump to bleed air from Sany SSR120 Roller Oil-water Separator GP before attempting to start Sany SSR120 Roller Oil-water Separator GP.

The water collection bowl and drain valve require periodic inspection and cleaning. Over time, sediment, algae, and asphaltine compounds from the fuel can accumulate in the bottom of the bowl, creating a sludge that can clog the drain valve or interfere with water detection sensor operation. Remove the bowl at every second or third filter change and clean it thoroughly with a suitable solvent, inspecting for cracks, clouding, or chemical attack.

Clean the drain valve mechanism and verify smooth operation and positive sealing. Replace the bowl O-ring seal whenever the bowl is removed, as O-rings take a compression set over time and may not reseal effectively. Inspect Sany SSR120 Roller Oil-water Separator GP head for corrosion or damage, particularly around the mounting bracket attachment points and the threaded ports for fuel line connections. Replace any damaged components before they cause leaks or separator failure.

The water-in-fuel sensor and its wiring harness should be tested periodically to verify proper function. This can be done by draining the bowl until the sensor is exposed, then observing whether the instrument panel warning light illuminates as expected. Check the sensor electrical connector for corrosion, moisture ingress, or loose terminals that could cause intermittent or false warnings.

Inspect the sensor wiring harness for chafing, cuts, or heat damage along its routing from the separator to the main harness connection. If the sensor is found to be faulty, replace it promptly; operating without a functional water detection system increases the risk of undetected water accumulation. Document all separator maintenance activities in the equipment log, including water drainage frequency, filter changes, and any unusual observations. Increasing water accumulation rates may indicate a developing problem with the fuel supply or storage system that requires investigation.

Online Catalog of SANY Parts

If you have any questions about our products, services, or anything related to what we offer, please don’t hesitate to leave us a message—our dedicated team is always ready to provide prompt and helpful responses to address your concerns. What’s more, when you become our valued customer, we’re delighted to offer you complimentary catalog services, giving you access to detailed, up-to-date information on our full range of products, specifications, and offerings to help you make informed decisions.

Latest SANY Industry News