A saab 340B pilot reports loss of propeller RPM and torque with a return to land.

Attributes
ACN	756719
Time
Date	200701
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	SF 340B
Operating Under FAR Part	Part 121
Flight Phase	ground : taxi
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
ASRS Report	756719
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : eng indications other flight crewa
Resolutory Action	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Loss of l-hand torque. Returned to gate.

Original NASA ASRS Text

Title: A SAAB 340B PILOT REPORTS LOSS OF PROP RPM AND TORQUE WITH A RETURN TO LAND.

Narrative: LOSS OF L-HAND TORQUE. RETURNED TO GATE.

Data retrieved from NASA's ASRS site as of January 2009 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.