Previous crew reported mechanic found N1 and N2 wiring crossed to indicators on all 3 engines.

Attributes
ACN	363091
Time
Date	199703
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : dfw
State Reference	TX
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Phase	other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : instrument pilot : commercial pilot : atp
Experience	flight time last 90 days : 270 flight time total : 10000 flight time type : 195
ASRS Report	363091
Person 2
Affiliation	company : air carrier
Function	other personnel other
Qualification	other other : other
Events
Anomaly	aircraft equipment problem : less severe non adherence : far non adherence : published procedure other anomaly other
Independent Detector	other flight crewa other other : unspecified cockpit
Resolutory Action	flight crew : overcame equipment problem other
Consequence	Other
Supplementary
Air Traffic Incident	other

Narrative:

Previous pilot reported mechanic found N1 and N2 wires crossed to indicators on all 3 engines. After adjusting slightly low N2 idle indications on runup, all indications normal. Flight was uneventful. Suggest published N1 and N2 limits at idle in limitations.

Original NASA ASRS Text

Title: PREVIOUS CREW RPTED MECH FOUND N1 AND N2 WIRING CROSSED TO INDICATORS ON ALL 3 ENGS.

Narrative: PREVIOUS PLT RPTED MECH FOUND N1 AND N2 WIRES CROSSED TO INDICATORS ON ALL 3 ENGS. AFTER ADJUSTING SLIGHTLY LOW N2 IDLE INDICATIONS ON RUNUP, ALL INDICATIONS NORMAL. FLT WAS UNEVENTFUL. SUGGEST PUBLISHED N1 AND N2 LIMITS AT IDLE IN LIMITATIONS.

Data retrieved from NASA's ASRS site as of July 2007 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.