120 minutes to replace spring pillow for Howo 6x4 truck - Signs and solutions

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120 minutes to replace spring pillow for Howo 6x4 truck - Signs and solutions Howo 6x4 (3-Leg) Spring Cushion Replacement Process Spring cushions are an important part of the suspension system, helping to position the leaf springs, reduce vibration and keep the vehicle's axle stable. With Howo 6x4 (3-legged) trucks, when the spring cushions are damaged, it will cause many dangerous phenomena such as: shaking under the chassis, rattling noise, misaligned axles, uneven tire wear and reduced road grip. 🛠️ Steps to replace Howo 6x4 spring pads according to technical : Check the standardsentire spring system Observe whether the spring pads are cracked, worn, or deformed. Check the bolts, tightening belts, and related accessories. Raise the bridge and place the jack securely Use a specialized jack to lift the rear bridge and place a sturdy support to ensure safety during disassembly and assembly. Remove the old spring pads Loosen the bolts, remove the old spring pads from the spring leaves and chassis. Clean the installation location, remove dirt and old grease. Install the new spring pads Place in the correct position, tighten the bolts according to the standard tightening force. Make sure the spring pads are not misaligned or stuck. Check and tighten all bolts After completing the installation, check the entire system again. Make sure there are no strange noises, gaps, or misalignment. 📌 Note after replacing the spring pillow: Should be checked periodically after the first 500 - 1,000 km to tighten the bolts if necessary. Use quality spring pillows (good rubber, strong core) to increase the life. Avoid overloading, driving on bad roads at high speed to affect the spring pillows and leaf springs.