Industry News

The maintenance significance of the check valve stem adjustment kit for Atlas Copco ZT55-90 series air compressors Precise valve stem adjustment can ensure that the intake valve fully opens when loaded (reducing intake resistance) and fully closes when unloaded (preventing compressed air from flowing back), directly affecting the volumetric efficiency and energy consumption of the compressor. Regular inspections can help detect valve stem wear or jamming issues in advance, avoiding unit shutdown or overload damage to core components (such as the main unit and motor) due to failure of the intake valve. When choosing, it is recommended to prioritize the use of Atlas Copco original kit to ensure that the component size, material, and model fully match the ZT55-90 series, guaranteeing the adjustment effect and equipment operation reliability.

Maintenance Key Points for Worm Wheel Type Impellers in Atlas Copco Centrifugal Air Compressors Regular Inspection: Use endoscopes or shut down for disassembly to check if there are cracks, wear, deposits, or foreign object impact marks on the impeller surface. Special attention should be paid to the blade roots (stress concentration areas). Dynamic Balance Calibration: If the impeller shows slight deformation or wear after long-term operation, it may cause dynamic balance imbalance. Re-calibration is necessary to avoid excessive vibration of the shaft system. Replacement Standard: When the impeller has irreparable cracks, severe damage to the blades, or the dynamic balance cannot be adjusted to the qualified range, it is necessary to replace the original factory impeller in time to ensure the matching and operational safety of the unit.

Maintenance and Replacement Suggestions for Atlas Copco Oil Coolers Regular Cleaning: For air-cooled coolers, clean the dust and oil stains on the fins regularly. For water-cooled ones, check if the water channels are blocked or clogged to ensure the cooling effect. Leak Check: During daily inspections, observe if there are oil stains on the surface and interface of the cooler. If leakage is detected, replace the sealing parts or the entire kit promptly. Replacement Timing: When the cooler shows severe corrosion, large-scale damage to the fins, or internal blockage causing abnormal oil temperature rise , it is recommended to replace the entire kit. Preferentially use Atlas Copco original accessories to ensure compatibility with the unit and cooling performance. The reliable operation of this kit directly affects the energy consumption, stability, and service life of the oil-free air compressor, and is an important guarantee for maintaining the efficient operation of the unit.

The air compressor pressure sensor is for installation and maintenance. Installation location: It is usually installed at the outlet of the storage tank, the exhaust port of the compressor, or on the main pipeline to ensure that the sensor can accurately reflect the system pressure and avoid direct exposure to high temperatures, oil stains, or severe vibrations. Regular calibration: To ensure measurement accuracy, the sensor should be calibrated regularly (generally once or twice a year) to prevent control failure due to drift. Daily inspection: Check if the sensor wiring is loose and the seal is good to avoid affecting measurement accuracy due to air leakage or poor contact; if any abnormal display or no signal output is found for the sensor, it is necessary to promptly troubleshoot the fault or replace it.

The rubber coupling used in Atlas Copco industrial compressors needs to be inspected regularly during maintenance for signs of aging, cracks, deformation or excessive wear. If any damage is found, it should be replaced immediately to prevent the failure of the coupling from causing transmission faults in the compressor and affecting the normal operation of the equipment. It is recommended to use Atlas Copco original factory parts for replacement to ensure compatibility with the equipment and performance.

Replacement and Maintenance Key Points Replacement Cycle: 4000 - 6000 hours or replace as needed annually; for high dust / high humidity or heavy load conditions, it can be shortened to 3500 - 4000 hours. Installation and Sealing: Install according to the manual torque, replace all O-rings, avoid unfiltered air or oil bypass. Pressure Difference Monitoring: Pay attention to the oil pressure difference and fuel consumption, if it abnormally increases, stop the machine for inspection and replacement. Companion Replacement: It is recommended to replace simultaneously with air filter, oil filter, and lubricating oil to reduce the oil pressure difference and energy consumption.