failure mode
FM-16: 垫子从工件抬起时速度急剧上升
运行中砂光机一离开表面，垫速异常升高。
诊断概览
运行中砂光机一离开表面，垫速异常升高。
可能根本原因
- Pad-speed control belt is worn, stretched, broken, or displaced
- Belt was routed incorrectly during service
- Bearing retainer or shoulder screw is damaged
- Pad assembly is not seated correctly
快速检查
- Free-air pad speed remains controlled after the belt route is restored.
维修预览
- Stop the tool, remove the battery, and treat the dramatic free-air speed rise as the belt signal.
- 按四screw程序拆下垫片，检查belt状况和走线。
- 严格按照公布程序更换已磨损的belt，包括肩部screw和轴承固定件。
- - 重新组装并短暂测试
这是完整维修手册中所含故障排除指南的预览。
常见修复
- 垫速控制belt
相关症状
垫子从工件抬起时速度急剧上升
运行中砂光机一离开表面，垫速异常升高。
包含在完整手册中
- root cause analysis
- tools needed
- step-by-step repair procedure
- diagrams
- exploded views
- post-repair checks
公开页面仅显示预览。购买完整手册以下载全部维修步骤、图示和验证流程。