# SDR QML2008F00008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2008
- Submitted: September 5, 2008
- Operation: Air carrier
- Aircraft: [N135TG](https://openairdocs.org/aircraft/N135TG), registered now
- Make and model: Urocop EC135T1
- Registry model: [Urocop EC135T1](https://openairdocs.org/model/eurocopter-deutschland-ec135t1) (OpenAirDocs)
- Aircraft serial: 0298
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Circuit Board
- Part number: Z200CARD
- Condition: Burned
- Location: Nr 1 Generator
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QML2008F00008

## Discrepancy

NR 1 GENERATOR DISCONNECT CAUTION LIGHT ILLUMINATED, FOLLOWED BY NR 1 BUSS TIE OPEN CAUTION LIGHT.  PILOT PLACED NR 1 GENERATOR CONTROL SWITCH TO OFF POSITION.  THE VOLTAGE AND LOAD FOR NR 2 GENERATOR APPEARED NORMAL.  APPROXIMATELY TWO MINUTES LATER, NR 2 BUSS TIE OPEN CAUTION LIGHT ILLUMINATED FOLLOWED BY BATTERY DISCONNECT CAUTION LIGHT.  A SMELL OF ELECTRICAL FUMES WAS NOTED BY PILOT AND MEDICAL CREWMEMBERS.  ACFT LANDED AND BATTERY DISCONNECTED.  MX FOUND THE Z-200 CARD IN THE MASTER ELECTRICAL PANEL BURNT.

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