# Service difficulty reports that cite it: Tecnam SIL 2021-05

A list on [Tecnam SIL 2021-05](https://openairdocs.org/service-documents/tecnam/sil-2021-05.md).

Newest first, with the revision each cites, as OpenAirDocs read it from the records’ text. OpenAirDocs read these citations from the records’ text, so one can be misread: check it against the record. A newer revision may exist that no record cites.

- [SDR HYIA20230707002](https://openairdocs.org/sdr/HYIA20230707002.md): Unknown · Tecnam P2012 · Jun 30, 2023 · N288CA · No revision named
  > PILOT REPORTED PITCH TRIM ONLY GOES NOSE DOWN, WILL NOT GO NOSE UP. MAINTENANCE INSPECTED PITCH TRIM SYSTEM, VERIFIED PITCH TRIM CABLE TENSIONS PER TECNAM SERVICE LETTER SIL-2021-05 TENSIONS ARE 27 LB

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT s.sdr_id, s.difficulty_date, s.aircraft_make, s.aircraft_model, s.part_name, string_agg(DISTINCT c.revision, ', ' ORDER BY c.revision) AS revisions,
  bool_or(c.incorporated_by_reference) AS incorporated_by_reference, bool_or(c.in_regulatory_text) AS in_regulatory_text
FROM 'https://openairdocs.org/data/latest/service_document_citation.parquet' c JOIN 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' s ON s.sdr_id = c.record_id
WHERE c.document_id = 'tecnam/sil-2021-05' AND c.record_type = 'faa_service_difficulty_report'
GROUP BY ALL
ORDER BY max(c.record_date) DESC
```

This list as a web page: https://openairdocs.org/service-documents/tecnam/sil-2021-05/reports

---
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