Warranty and After-Sales Support: Check if the manufacturer or supplier provides a warranty for the air conditioning hose. A warranty ensures that you can seek assistance or replacement if the hose has any defects or failures within the specified period.

If the hose is connects the air conditioning evaporator, receiver/drier, and bottom connection of the condenser, It is the liquid A/C hose, the hose size is #6 5/16, the small hose in the car air conditioning system.

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Over time, the power steering hose in a Nissan Sentra may wear out or become damaged due to exposure to heat, pressure, and other environmental factors. When this happens, it is essential to replace the power steering hose to ensure the proper function of the power steering system.

At present, Qiruit has occupied the international markets in Asia, America and the Middle East, and its products are exported to dozens of countries such as Brazil, Chile, Mexico, Panama, Australia, Russia, India, Turkey, etc., which are widely praised by customers. In China, Qirui Te has established a good partnership with Lovol, XCMG, Heavy Duty Truck, FAW and other brands of OEMs. Air conditioning system manufacturers to establish a good partnership.

Tightening Torque: Follow the manufacturer's recommended torque specifications when tightening fittings and connections. Over-tightening can damage threads or cause leaks, while under-tightening can result in loose connections.