# SDR DL75A060060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2006
- Submitted: January 31, 2006
- Operation: Air carrier
- Aircraft: N750AT
- Make and model: Boeing 757212
- Aircraft serial: 23126
- Aircraft time: 58,070 hours, 28,741 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Unit
- Part number: 216701133
- Part serial: D00263
- Condition: Unserviceable
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL75A060060

## Discrepancy

AIR TURNBACK DUE TO UNABLE TO MAINTAIN CABIN PRESS.  REPLACED PRIMARY EQUIPMENT COOLING CONTROL CARD.

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