Service difficulty report · Landing Gear · Doug DC983

Difficulty date
May 1, 2015
Submitted
May 8, 2015
Operation
Air carrier
Aircraft
N411NV
Make and model
Doug DC983
Aircraft serial
53245
Part
Landing Gear
Condition
Slow
Stage of operation
LD
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

UPON GEAR HANDLE EXTENSION MASTER CAUTION ILLUMINATED. FOLLOWED BY AN 8-10 SECOND DELAY BEFORE GEAR PHYSICALLY CAME DOWN. NOTHING WAS DISPLAYED ON OVERHEAD PANEL MASTER CAUTION EXTINGUISHED AFTER SEVERAL SECONDS. ALSO GEAR UNSAFE LIGHTS & GEAR DOOR, CONTINUED ON LOG PAGE 605700. OPEN LIGHTS TOOK A LONG TIME TO EXTINGUISH. WE DID FINALLY GET SOLID 3 GREEN LIGHTS. HYD PRESS & QUANTITIES NORMAL. REVIEWED DISCREPANCY & DETERMINED THAT THE AMOUNT OF TIME TO GET SOLID 3 GREEN LIGHTS WAS WITHIN LIMITS IAW AMM 32-30-00-2-0-0. COMPLIED WITH CHECK OF HYD QTY & ACCUMULATOR PRE CHARGE IAW AMM 12-13-01-3-0-0. COMPLIED WITH LEAK CHECK OF HYD SYS, SELF-TEST OF PSEU & INSPECTION OF PROX SENSORS FOR LG IAW AMM 32-60-04 05. COMPLIED WITH OPERATIONS CHECK OF MASTER CAUTION LIGHTS & ANNUNCIATOR LIGHTS IAW AMM 32-12-00 01. NO DEFECTS NOTED. ACFT OK FOR SERVICE.

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