# SDR CALA2017042301117

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2017
- Submitted: April 24, 2017
- Operation: Air carrier
- Aircraft: [N13227](https://openairdocs.org/aircraft/N13227), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28788
- Aircraft time: 56,891 hours, 20,698 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Static Port
- Condition: Contaminated
- Location: Ptiot/Static Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: S
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017042301117

## Discrepancy

STANDBY ALTIMETER PROBLEM INDICATES 280 FEET LOW AT FL 370 SPEED .762/ IAS 247 AT FL350 280 FT LOW DRAINED WATER FROM ALTERNATE STATIC PORT. GROUND OPS CHECK GOOD PER MM 34-24-00-730-801. CDS/STANDBY WITHIN LIMITS AS PER EC3410 -01670.

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