SDR UPS99828702

Service difficulty report · Bulb · Doug DC873F

Difficulty date: February 12, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N818UP
Make and model: Doug DC873F
Aircraft serial: 46108
System (JASC): 2612 · Fire Detection
Part: Bulb
Condition: Shorted
Location: Nr 4 T Handle
Stage of operation: CR
Nature of condition: N
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AT FL 350, NR 4 FIRE LIGHT INDICATION COMPLETED CHECKLIST. DECLARED EMERGENCY. DID NOT FIRE THE BOTTLE. INSPECTED NR 4 ENGINE LOOP AND DUCTING, NO DEFECTED NOTED. FOUND NR 4 T-HANDLE LIGHT BULB SHORTED TO GROUND. REPOSITIOND SAME, OPS CHK GOOD PER M-M 2610-00.

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