Service difficulty report · Damper · Airbus A300B4622R

Difficulty date
February 3, 2007
Submitted
February 5, 2007
Operation
Air carrier
Aircraft
N728FD
Make and model
Airbus A300B4622R
Aircraft serial
581
Aircraft time
36,844 hours, 18,790 cycles
Part
Damper
Condition
Discharged
Location
Mlg
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

L/G WOULD NOT RETRACT USING EITHER SYS 1 OR 2. PERFORMED SERVICE OF LT BOOGIE PITCH DAMPER WITH NITROGEN PER AMM 12-12-32-0 PARAGRAPH 10. FOUND THAT PITCH DAMPER ONLY HAD A 400 PSI PRECHARGE. CURRENT LIMITS PER CHART FIG 11 IS 1300 PSI. RECHARGED PITCH DAMPER TO SERVICABLE LIMITS PER AMM 12-12-32-0. DECAY CHECK WITH NO PRESSURE DROP OVER A ONE HOUR PERIOD OF TIME PER SMP. A/C OK FOR CONTINUED SERVICE.

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