SDR SIMA2018042380008

Service difficulty report · Computer · Cndair CL6002C10

Difficulty date: April 20, 2018
Submitted: April 23, 2018
Operation: Air carrier
Aircraft: N507AE
Make and model: Cndair CL6002C10
Aircraft serial: 10059
Aircraft time: 37,283 hours, 27,299 cycles
System (JASC): 3420 · Attitude and Direction Data System
Part: Computer
Part number: 6229336400
Part serial: GYPR
Condition: Malfunctioned
Location: Left
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

LEFT AHRS SPINNING 30* LT, EXCESSIVE EFIS COMP MOM MESSAGES ON TAXI, CLIMB, LEVEL, ONCE W BOUND NO ERRORS. REMOVED AND REPLACED THE LT AHRS COMPUTER IAW AMM 34-21-01. OPS CHECKED GOOD. PERFORMED TAXI IAW GHC. NO MESSAGES NOTED. OPS CHECKED GOOD. IAW NRWC 507-ORD-03103 FOR FURTHER WORK ACCOMPLISHED.