Service difficulty report · Master Cylinder · Cessna 172A

Difficulty date
March 25, 2003
Submitted
May 9, 2003
Operation
General aviation
Aircraft
N7326T
Make and model
Cessna 172A
Aircraft serial
46926
Engine
Cont O300*
Part
Master Cylinder
Condition
Misoverhauled
Location
Brake System
Stage of operation
NR
How discovered
9
Nature of condition
W
Precautionary procedure
O

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

What was found

ANNUAL INSP, ACCESS PANELS WERE REMOVED,TO INSPECT BRAKE MASTER CYL, ASSOC FITTINGS. MASTER CYL WERE DISCOVERED TO BE UNAPPROVED PARTS. CYL ASSY RESEMBLED CORRECT PART IN DESIGN, LABEL READ (TRANSMITTING PRESSURE CYLINDEY, TYPE CZD101, NO: 153/200 DATE OF EX-FACTORY: 2000.11 MADE IN CHINA) (MISSPELLING OF (CYLINDEY) NOT A TYPO). UNITS CONTAINED NO PROVISION FOR PARKING BRAKE LEVERS. BRAKE CYL HAD BEEN REPLACED LAST ANNUAL, NO RECORD IN LOGS. BRAKES WERE INOPERABLE, REQUIRED BLEEDING. ATTEMPTED TO SECURE ORIGINAL PARTS FROM IA WHO PERFORMED INSP, BUT UNABLE. SUSPICIOUS OF INSTALLED COMPONENTS, PURCHASED SERVICEABLE UNITS, THESE WERE DISASSEMBLED, INSPECTED, RESEALED, INSTALLED IN PLACE OF CHINESE UNITS.

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