Service difficulty report · Brake Assy · Cessna 750

Difficulty date
September 10, 2007
Submitted
September 11, 2007
Operation
Air carrier
Aircraft
N936QS
Make and model
Cessna 750
Aircraft serial
7500036
Aircraft time
9,065 hours, 5,740 cycles
Engine
Allsn AE3007C
Part
Brake Assy
Condition
Dragging
Location
Mlg
Stage of operation
TX
How discovered
O
Nature of condition
M, B, J
Precautionary procedure
O

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

What was found

DURING HIGH SPEED TAXI CHECK AT 80 KTS, APPLIED LIBERAL BRAKING AND TAXIED TO FBO USING MINIMAL BRAKING. AFTER EXITING AIRCRAFT WE NOTICED LT WHEEL WAS SMOKING HEAVILY. BRAKES CONTINUED TO SMOKE FOR 15 - 20 MINUTES. NR 1 MAIN TIRE WAS EXTREMELY HOT TO THE TOUCH. SUSPECT NR 1 AND NR 2 BRAKES WERE DRAGGING ON LT MAIN GEAR. NO FLUIDS WERE FOUND IN OR AROUND WHEEL ASSEMBLY. AXIAL MOVEMENT NR 1 BRAKE ROTOR LESS THAN THE OTHERS STATIC. REMOVED DEFECTIVE NR 1 AND 2 BRAKE ASSY'S. INSTALLED BRAKE ASSY'S OVERHAULED IAW CE750 MM 32-42-01. BLED BRAKES. BRAKES LEAK AND OP'S CHECK OK IN HGR AND ON TAXI CHECK. RESERVIOR SERVICED TO 77% (A) WITH HYD FLUID

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