Service difficulty report · Brake Assy · Beech 99

Difficulty date
November 29, 2021
Submitted
December 7, 2021
Operation
Air carrier
Aircraft
N499CZ
Make and model
Beech 99
Aircraft serial
U81
Aircraft time
39,551 hours, 61,579 cycles
Engine
Pwa PT6A27
Engine time
30,634 hours, 56,542 cycles
Part
Brake Assy
Part number
30146
Part serial
NSN
Condition
Leaking
Location
Zone 700
Part time
1 hours, 1 cycles
Stage of operation
TX
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

WHILE TAXING THE AIRCRAFT AFTER LANDING THE FLIGHT CREW NOTICED THERE WAS A LOSS OF BRAKING ON THE LH SIDE. FOUND LEAKING BRAKE FLUID OUT OF THE LH BRAKE LINE WHERE IT GOES TO THE CALIPER. TIGHTENED THE BRAKE LINE GOING INTO THE LH OUTBOARD CALIPER. BLED THE BRAKES AND LEAK CHECKED GOOD IN ACCORDANCE WITH THE BEECHCRAFT 99 MAINTENANCE MANUAL. NO DEFECTS FOUND AT THIS TIME. NO FURTHER ACTION IS REQUIRED.

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