# SDR HYIA20210820001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2021
- Submitted: August 20, 2021
- Operation: Air carrier
- Aircraft: N88833
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: C4020265
- Aircraft time: 36,651 hours, 45,174 cycles
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Blower
- Part number: 722095
- Part serial: 1118201
- Condition: Inoperative
- Location: Heater
- Part time: 574 hours, 739 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HYIA20210820001

## Discrepancy

THE PILOT REPORTED SMOKE IN THE CABIN DURING CRUISE WHILE THE HEATER WAS ON. MAINTENANCE INSPECTED, FOUND THE HEATER BLOWER INOPERABLE, AND REPLACED IT WITH NO FURTHER DEFECTS NOTED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.