# SDR WTAA970097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N216YV
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120216
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 22201T011400
- Condition: Failed
- Location: Cockpit
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WTAA970097

## Discrepancy

FAT - AFTER T/O, WHILE CLIMBING THROUGH 2000 FT, CABIN PRESS REPORTED TO FLUCTUATE PLUS/MINUS FT/MIN IN AUTO MODE.  A/C RETURNED TO STATION WITHOUT INCIDENT.  MX FOUND WATER CONTAM IN PRESS CONTROL SWITCH.  REMOVED MOISTURE FROM SWITCH.  PRESSURE SYSTEM OPERATIONAL CHECK NORMAL IN MANUAL AND AUTO MODE.  A/C RETURNED TO SERV.  INTERMITTENT PRESS CONTROL PROBLEM REOCCURED ON SUBSEQUENT FLIGHTS.  REPLACED THE PRESS ELECTRICAL CONTROLLER.  (M)

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