# SDR UIEA2021090701984

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2021
- Submitted: September 9, 2021
- Operation: Air carrier
- Aircraft: [N1499A](https://openairdocs.org/aircraft/N1499A), registered now
- Make and model: Boeing 767328
- Aircraft serial: 27428
- System (JASC): [2197 · Air Conditioning System Wiring](https://openairdocs.org/jasc/2197)
- Part: Relay
- Part number: 106144521
- Part serial: CL50118
- Condition: Faulted
- Location: Cooling Fan
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021090701984

## Discrepancy

EQUIPMENT COOLING OVHT LIGHT ON AUTO W/ FWD EQ SUP FAN 1 MSG. EQUIP COOLING STANDBY OPERATES NORMAL(<P>ITEM PLACED ON MDDR 153052 PER MEL 1-58-01-01, CAT C, DUE DATE 15 SEP 21. EQUIP COOLING SET TO STBY MODE.</P> / <P>CVG MX, 09SEP, LP 1430476, ITEM M4: REMOVED AND REPLACED RELAY K343 IAW FIM 21-58 FT 991 STEP 25. AND SWPM 20-81-22. OPS CHECK PERFORMED IAW AMM 21-58-00, OPS TEST OKAY. THIS CLEARS DMI # 153052. TIME/INIT: BM @ 1605Z</P>)

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