Service difficulty report · Fitting · Beech C90

Difficulty date
February 5, 2013
Submitted
February 8, 2013
Operation
Air carrier
Filed by
UA2R206L
Flight Program Maintenance Services
Aircraft
N15
Make and model
Beech C90
Aircraft serial
LJ1991
Aircraft time
779 hours, 415 cycles
Part
Fitting
Part number
206191
Condition
Cracked
Location
Hydraulic Sys
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

UPON INSPECTION FOUND HYDRAULIC LEAK COMING FROM MANUFACTURED FITTING GOING TO INLET SIDE OF HYDRAULIC PUMP. UPON EXAMINATION WITH AIRCRAFT HYDRAULIC PRESSURE ON PUMP, SAW FLUID COMING FROM SOLDERED JOINT IN FITTING WHERE IT IS BRAZED TOGETHER. ON DISASSEMBLY OF FITTING FOUND INSUFFICIENT SILVER SOLDER MATERIAL. THIS IS THE SECOND TIME WE'VE SEEN THIS.

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