新疆－2型（或新疆2A型）联合收割机在收获作业中，复脱器出现故障，会影响机组的正常作业。1．复脱器的作用复脱器的功能是把从杂余筛上筛落的未脱尽的残穗再次脱粒。杂余搅龙将这些残穗推到复脱器里，进行复脱后，将其抛回清选筛再清选。2．常见故障如果收获作业时尾筛开度太 Xinjiang -2 type (or Xinjiang 2A type) combine harvester harvesting operations, complex off the failure, will affect the normal operation of the unit. 1. The role of the replicator The role of the replicator is to thresh the threshing off of an incomplete runner sieved from the residue sieve. Idle auger push these scraps into the complex off the device, after the complex off, it will be thrown back to the re-election screening. 2. Common faults If the end sieve harvesting operation too open