is a compact, high-performance cordless impact driver designed for professional-grade fastening in metal, wood, and concrete. Understanding its internal components is essential for maintaining its durability and performing common repairs, such as chuck replacements.
The Hilti SID 4-A22 Go to product viewer dialog for this item. hilti+sid+4+a22+parts+diagram
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| Symptom | Likely Failed Part | Hilti Part Number (example) | | :--- | :--- | :--- | | Socket falls off during use | Detent pin & spring | 214463 & 214464 | | Driver runs but no impact | Impact jaws worn | 210043 | | Won’t turn on, but battery works | Trigger switch | 332045 | | Excessive wobble at the bit | Anvil bearing | 206551 | | Dust inside the LED lens | Lens cover seal | 341298 | is a compact