# SDR MALA060472

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2006
- Submitted: July 24, 2006
- Operation: Air carrier
- Aircraft: N451XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B451
- Aircraft time: 17,375 hours, 19,114 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 7769106
- Part serial: 9710053
- Condition: Malfunctioned
- Location: Left
- Stage of operation: NR
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA060472

## Discrepancy

LEFT DUCT TEMP 70 DEGREES.  PERFORMED QRH.  TEMP NOT CONTROLLING IN AUTO AND MANUAL BLEED.  CLOSED LEFT DUCT, STAYED AT 40 DEGREES.  REPLACED ACM PN 776910-6, SN OFF 9710053, SN ON 850357 IAW JC 215181.  LT BLEED AIR SYSTEM OPS CHECK GOOD.

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