Service difficulty report · Control Valve · Saab 340B

Difficulty date
June 11, 2017
Submitted
June 12, 2017
Operation
Air carrier
Aircraft
N351AG
Make and model
Saab 340B
Aircraft serial
340B445
Aircraft time
36,065 hours, 41,192 cycles
Engine
Ge CT79B
Part
Control Valve
Part number
HP14081004
Part serial
1441
Condition
Failed
Location
Brake System
Stage of operation
LD
How discovered
O
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

EXCESSIVE BRAKE PRESSURE REQUIRED TO SLOW THE AIRCRAFT DOWN ON LANDING ROLL, PEDALS ARE ALMOST DOWN TO THE FLOOR. R & R THE BRAKE VALVE IAW AMM 32-42-10. OPS AND LEAK CHECKED IAW AMM 32-42-40.

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