# SDR DALA2022060804012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2022
- Submitted: June 8, 2022
- Operation: Air carrier
- Aircraft: [N985AT](https://openairdocs.org/aircraft/N985AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55090
- Aircraft time: 49,901 hours, 34,737 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Thermoswitch
- Condition: Misaligned
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022060804012

## Discrepancy

SPARKS EMITTED FROM CA WINDSHIELD WHEN ANTI-FOG SWITCH TURNED ON. FWD TO B717 MEL 30-41-01A. 'M' PROC C/W. MEL/PLAC INSTALLED. OK FOR SVC. *********************MCC TECHNICIAN UPDATE********************** CA WINDSHIELD MPN 5912290-508 REF B717 IPC 56-11-01-01 ITEM 140. STK# 92-5610-4-0001 REF B717 AMM 56-11-02 FOR REMOVE/INSTALL. **************************************************************** AFTER CONSULTING WITH PREVIOUS MTC IT WAS DISCOVERED THE CAPTS WINDOW THERMOSWITCH S1-220 HAD BECOME DISLODGED FROM THE SPRING RETAINER, RESULTING IN WIRE TERMINAL COMING INTO CONTACT WITH THE SPRING RETAINER. CONFIRMED PROPER INSTALLATION OF THERMOSWITCH S1-220 PER B717 AMM 30-42-01-000-801. CAPTS WINDSHIELD ANTI-FOG OPS CHK GOOD PER B717 AMM 30-42-01-710-801. MEL CLEARED, PLACARD REMOVED, NO "M" PROCEDURES. LOG-PAGE UPDATED @ 07JUN22 0851 UTC ******************************************************************************* (LP #8640656)

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