<< >> NASA ASRS Report 1112492, August 2013

BK117 pilot experienced a transmission chip detector warning in cruise flight and returned to base. Warning was determined to be an indicator malfunction.

Attributes
ACN	1112492
Time
Date	201308
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Make Model Name	MBB-BK 117 All Series
Operating Under FAR Part	Part 91
Flight Phase	Cruise
Component
Aircraft Component	Chip Detector Indicator
Person 1
Function	Captain Pilot Flying
Qualification	Flight Crew Commercial
Events
Anomaly	Aircraft Equipment Problem Less Severe

Narrative:

While in cruise flight; at approximately 130 KIAS; master caution light illuminated momentarily. Pilot identified 'xmsn chip' light as being associated. Pilot initially considered 'fuzz burn;' but light continued to flicker causing pilot to abort flight and return.... No emergency was declared. No special requests were made. Landing was uneventful.pilot followed company; FAA; and aircraft specific procedures. This occurrence was the result of an unforeseen maintenance malfunction.

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Original NASA ASRS Text

Title: BK117 pilot experienced a Transmission Chip Detector warning in cruise flight and returned to base. Warning was determined to be an indicator malfunction.

Narrative: While in cruise flight; at approximately 130 KIAS; master caution light illuminated momentarily. Pilot identified 'XMSN CHIP' light as being associated. Pilot initially considered 'fuzz burn;' but light continued to flicker causing pilot to abort flight and return.... No emergency was declared. No special requests were made. Landing was uneventful.Pilot followed company; FAA; and aircraft specific procedures. This occurrence was the result of an unforeseen maintenance malfunction.

Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.