# SDR DHL96720001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N720DH
- Make and model: Boeing 727228
- Aircraft serial: 19544
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Controller
- Part number: 2312
- Condition: Malfunctioned
- Location: L1 Window
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL96720001

## Discrepancy

L1 WINDOW HEAT AMBER OVERHEAT LIGHT ON ZERO DEGREES, RESET 14 MINUTES TO OVERHEAT AGAIN.  FOUND A LOOSE SPARE SENSOR TERMINAL END.  REPLACED SAME, CHECKED L1 WINDOW RESISTANCE AND TAP SETTING.  VOLTAGE WAS WITHIN LIMITS.  REPLACED HEAT CONTROLLER FOR PRECAUTION.

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