Service difficulty report · Piston · Cessna 172S

Difficulty date
January 28, 2014
Submitted
September 14, 2015
Operation
General aviation
Make and model
Cessna 172S
Aircraft time
2,219 hours
Engine
Lyc IO360L2A
Propeller
Mcauly 1A170E
Part
Piston
Part number
98820125
Condition
Sheared
Location
Master Cylinder
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) WHILE CARRYING OUT A COMPASS SWING AND HOLDING THE BRAKES, THE RT BRAKE MASTER CYLINDER PISTON ROD SNAPPED JUST BELOW THE PISTON TO RUDDER ATTACH CLEVIS. BRAKE MASTER CYLINDER REPLACED.

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