A C550 was operated in non compliance with an overdue mandatory service bulletin not accomplished.

Attributes
ACN	471690
Time
Date	200004
Day	Sat
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Environment
Light	Daylight
Aircraft 1
Operator	general aviation : corporate
Make Model Name	Citation II S2/Bravo
Operating Under FAR Part	Part 91
Flight Phase	ground : maintenance ground : parked
Flight Plan	IFR
Person 1
Affiliation	company : corporate
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : cfi pilot : atp pilot : multi engine
Experience	flight time last 90 days : 60 flight time total : 8700 flight time type : 150
ASRS Report	471690
Person 2
Affiliation	company : corporate
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	aircraft equipment problem : critical maintenance problem : improper documentation maintenance problem : improper maintenance non adherence : published procedure non adherence : far
Independent Detector	other flight crewa
Resolutory Action	none taken : unable
Consequence	other
Factors
Maintenance	contributing factor : schedule pressure performance deficiency : non compliance with legal requirements performance deficiency : inspection performance deficiency : logbook entry performance deficiency : scheduled maintenance
Supplementary
Problem Areas	Company Flight Crew Human Performance Maintenance Human Performance Aircraft
Primary Problem	Flight Crew Human Performance

Narrative:

Captain/PIC flew a series of flts past mandatory service bulletin 550-323-41. PIC takes the trip sheets and the time documents home and there is no procedure to check his opinion on the number of cycles until 45-60 days later.

Original NASA ASRS Text

Title: A C550 WAS OPERATED IN NON COMPLIANCE WITH AN OVERDUE MANDATORY SVC BULLETIN NOT ACCOMPLISHED.

Narrative: CAPT/PIC FLEW A SERIES OF FLTS PAST MANDATORY SVC BULLETIN 550-323-41. PIC TAKES THE TRIP SHEETS AND THE TIME DOCUMENTS HOME AND THERE IS NO PROC TO CHK HIS OPINION ON THE NUMBER OF CYCLES UNTIL 45-60 DAYS LATER.

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.