# SDR ASAA2018081645804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2018
- Submitted: August 16, 2018
- Operation: Air carrier
- Aircraft: [N471AS](https://openairdocs.org/aircraft/N471AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41703
- Aircraft time: 15,507 hours, 5,125 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 4082260939
- Part serial: 97091173
- Condition: Delaminated
- Location: Cockpit
- Part time: 10,357 hours, 4,076 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018081645804

## Discrepancy

CAPTAIN`S COURSE WINDOW DELAMINATED, DIFFICULT TO READ DIGITS. ACFT GROUNDED.  CONFIRMED FAULT.  REMOVED & REPLACED MCP IAW AMM 22-11-34.  ACCOMPLISHED MCP INSTALLATION TEST IAW AMM 22-11-34-740-801, LRU REPLACEMENT TEST FOR MCP (GP 32) IAW AMM 22-11-34, 501, DFCS LAND VERIFY TEST (GP 49) IAW AMM 22-11-00/201, & HGS SYSTEM TEST IAW SMM 34-36-00, OPS CHECKED NORMAL.

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