Service difficulty report · Strut · Dhav DHC8102

Difficulty date
June 19, 2003
Submitted
August 18, 2003
Operation
General aviation
Make and model
Dhav DHC8102
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
Part
Strut
Part number
8800
Condition
Worn
Location
Nlg
Part time
22,169 hours, 23,388 cycles
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) WHILE PERFORMING DEHAV TASK CARD 3220/02 VISUAL INSPECTION OF NLG ASSY GREASE FITTINGS ON NLG TRAILING ARM TO SHOCK STRUT PISTON LINK ASSY. FOUND GREASE FITTINGS MISSING AND LINK WORN ON DISASSEMBLY.THE FOLLOWING PARTS HAD SUSTAINED EXTENSIVE DAMAGE: PIN P/N 8871-1 DIAMETER HAD BEEN REDUCED ON ONE SIDE BY .151 INCHES, DIAMETER OF PIN MEASURED 1.186. LINK ASSY LOWER BORE WORN OVAL DIMENSIONS 1.311 X 1.381.TRAILING ARM WORN BETWEEN BUSHING LUGS .162. LINK BUSHING PN 8885-3 ONLY APPROX 1/3 REMAINED. TRAILING ARM LINK PIN BUSHINGS PN 8806-7 PITTED AND SCORED.