# SDR UIEA2020040600693

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2020
- Submitted: April 6, 2020
- Operation: Air carrier
- Aircraft: [N1619A](https://openairdocs.org/aircraft/N1619A), registered now
- Make and model: Boeing 767-3Y0
- Registry model: [Boeing 767-3Y0](https://openairdocs.org/model/boeing-767-3y0) (OpenAirDocs)
- Aircraft serial: 26208
- Aircraft time: 74,080 hours, 13,263 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Rotary Switch
- Part number: AC4500034
- Part serial: 623
- Condition: Defective
- Location: Cockpit
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020040600693

## Discrepancy

(THIRD GRIPE) APU SWITCH EXTENDS BEYOND START, THEN RETURNS TO START VICE ON POSITION. NEEDS ADJUSTMENT. APU OPERATES 4.0.(<P>TRANSFERRED TO MDDR 126667 IAW DDG 49-11-01A, CAT C, DUE DATE 14APR2020.</P><P>LOG PAGE 1150016 ITEM 2: REMOVED AND REPLACED APU ROTARY SWITCH PER SWPM 20-84-00. OPS CHECKED NORMAL. THIS CLEARS MDDR 126667. PLACARD REMOVED.</P>)

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