Technical Specifications

FAQ

Q1: What is the main function of the Ingersoll Rand 47704436001 Oil Filter?

The Ingersoll Rand 47704436001 Oil Filter is designed to remove contaminants from the compressor’s lubricating oil circuit. During compressor operation, the oil may collect metal wear particles, dust, sludge, and other impurities. Since lubricating oil is responsible for lubrication, cooling, and sealing in an oil-injected rotary screw compressor, maintaining its cleanliness is essential. The oil filter helps prevent contaminants from circulating through critical components such as bearings, rotors, and the oil cooling system, supporting reliable operation and reducing premature wear.

Q2: What is the difference between model number 47704436001 and order number 24900433?

47704436001 is the model number provided for this product, while 24900433 is the corresponding order number. When purchasing a replacement filter, it is advisable to provide both numbers together with the compressor model and serial number. Product catalogs may list different 477044-series identifiers for related filter configurations. Checking the original filter label, connection specifications, and equipment parts documentation helps prevent ordering an incompatible replacement.

Q3: Which Ingersoll Rand compressors are compatible with the 24900433 Oil Filter?

The 24900433 Oil Filter is associated with selected Ingersoll Rand RS series rotary screw compressors, including certain RS11, RS15, RS18, RS22, RS30, and RS37 configurations. However, compatibility can vary depending on the compressor generation, production date, and serial-number range. The RS series designation alone is not sufficient to confirm compatibility. Before installation, technicians should consult the equipment parts manual and verify the original oil filter part number and connection design.

Q4: What are the common symptoms of a clogged or deteriorated oil filter?

A clogged oil filter can increase resistance to oil flow and cause a higher differential pressure across the filter element. Possible symptoms include abnormal oil pressure, filter differential-pressure alarms, increased operating temperature, and reduced lubrication performance. If filtration efficiency deteriorates, contaminants may also circulate through the bearings, rotors, and oil cooling system. When these symptoms occur, technicians should inspect the oil level, oil condition, pressure sensors, and lubrication circuit to determine whether the filter is actually responsible.

Q5: How often should the Ingersoll Rand 24900433 Oil Filter be replaced?

The replacement interval should follow the maintenance schedule for the specific compressor model. Some compatible RS series configurations use approximately 4,000 operating hours or one year as a maintenance reference, whichever comes first. Actual service life depends on oil quality, ambient dust levels, operating temperature, compressor load, and daily running hours. Compressors operating continuously or in dusty industrial environments may require more frequent inspections and earlier filter replacement.

Q6: What should technicians check before installing a new 47704436001 Oil Filter?

Before installation, verify the filter part number, connection specifications, and compressor compatibility. Shut down the compressor, isolate the electrical supply, and release residual pressure from the oil circuit according to the manufacturer’s safety procedures. After removing the old filter, inspect the filter mounting base, threaded connection, and sealing surface for accumulated sludge, metal particles, or damage. Check the new filter’s sealing ring and lubricate it as specified by the manufacturer. Tighten the filter according to the recommended installation procedure without overtightening. After restarting the compressor, inspect for oil leakage and monitor oil pressure and operating temperature.

Q7: Can another brand of oil filter replace the original Ingersoll Rand 24900433?

A compatible aftermarket filter may be considered if its technical specifications meet the compressor manufacturer’s requirements. Important factors include filtration efficiency, filter media quality, flow capacity, maximum operating pressure, sealing material, and thread specifications. A filter with unsuitable filtration performance may allow fine contaminants to circulate through the lubrication system. Insufficient flow capacity can also increase oil circuit resistance and affect component lubrication. Physical similarity alone does not guarantee compatibility, so replacement filters should be technically verified before use.

Q8: Why should the lubricating oil and other filter components be inspected when replacing the oil filter?

The oil filter is only one part of the compressor’s lubrication and filtration system. Its service life is closely related to lubricating oil quality, the condition of the air intake filter, and the performance of the air-oil separator. If the oil has oxidized, deteriorated, or accumulated excessive contaminants, a new oil filter may become contaminated or clogged prematurely. A restricted air filter or malfunctioning air-oil separator can also affect overall compressor operation and oil consumption. During scheduled maintenance, technicians should inspect the lubricating oil, oil filter, air filter, and air-oil separator together to maintain reliable system performance.