SDR DXTA2012110905178

Service difficulty report · Reservoir · Gulstm GIV

Difficulty date: November 8, 2012
Submitted: November 12, 2012
Operation: Air carrier
Aircraft: N428QS
Make and model: Gulstm GIV
Aircraft serial: 1328
Aircraft time: 11,782 hours, 5,842 cycles
System (JASC): 3240 · Landing Gear Brake System
Part: Reservoir
Condition: Contaminated
Location: Brakes
Stage of operation: TX
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

ON LANDING, DURING BRAKING, LT BRAKE PRESSURE IS APPLIED AND BRAKE GRABS EXCESSIVELY AFTER SHORT DELAY. PERFORMED INSPECTION OF TIRES, BRAKES, LANDING GEAR AND BRAKE PEDALS. NO DISCREPANCIES FOUND. PERFORMED L/H, R/H BRAKE BLEED PROCEDURE IAW GIV CMP 324265 AND 324266. FOUND MINOR AIR IN LT, RT INBD BRAKES. SERVICED BRAKES AND HYD RESERVOIR. PERFORMED HYDRO MECH. ANOLOG BRAKE OPS TEST IAW GIV CMP 324203. OPS CHECKS GOOD AT THIS TIME.