SDR DXTA200802980

Service difficulty report · Unknown · Amd FALCON2000

Difficulty date: April 5, 2008
Submitted: April 9, 2008
Operation: Air carrier
Aircraft: N284QS
Make and model: Amd FALCON2000
Aircraft serial: 185
Aircraft time: 5,525 hours, 3,398 cycles
Engine: Cfe CFE73811B
System (JASC): 2210 · Autopilot System
Part: Unknown
Condition: Multiple Fail
Location: Stab Control
Stage of operation: DE
How discovered: O
Nature of condition: J, F
Precautionary procedure: A

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

What was found

DURING DESCENT, AP TRIM FAIL LIGHT ILLUMINATED WITH ASSOCIATED AMBER CAS MESSAGE. REPLACED STAB CONTROL RELAYS- 504CH, 505CH, 506CH & 507CH. REPLACED STAB CONTROL PCB'S 502CH & 503CH. OPS CHECKED STAB CONTROL RELAY BOX DUE TO RELAY AND PCB REPLACEMENT. INSPECTED HORIZONTAL STAB CONTROL BUSS. ALL ABOVE WORK ACCOMPLISHED PER MM 27-405-OPS CHECK GOOD.INSPECTED PILOT AND CO-PILOT TRIM SWITCHES IAW WDM27-41-00-CHECKED GOOD. PERFORMED AUTO-PILOT TRIM OPERATIONAL CHECK PER MM 22-100- OPS CHECK GOOD.