This guide offers a complete, safe step-by-step tutorial for replacing three key wearable combine harvester components: cutting knife, cleaning sieve and conveyor chain. It starts with essential safety guidelines and tool preparation. The article separately demonstrates disassembly, cleaning, installation, adjustment and testing procedures for each part. It also covers critical debugging work including knife clearance, sieve tilt angle and proper chain tension. In addition, practical post-installation checks and routine maintenance advice are provided to extend part service life, reduce grain loss and prevent unexpected breakdowns during harvest. Suitable for farmers and equipment operators to perform maintenance without professional technicians. Visitors can source matching premium harvester spare parts from our store.
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