Service difficulty report · Control Valve · Doug MD88

Difficulty date
October 24, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N965DL
Make and model
Doug MD88
Aircraft serial
49984
System (JASC)
3242 · Brake
Part
Control Valve
Part number
392492
Condition
Malfunctioned
Location
Rt Mlg Ww
Component
392492
Stage of operation
LD
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

AUTO BRAKES SLOW TO ENGAGE ON LANDING, AND RT BRAKE PEDAL WENT TO THE FLOOR WHE N AUTO BRAKES DISENGAGED. NO ANTI-SKID MESSAGE AND NO YAW. REPLACED NR 3 AND NR 4 ANTI-SKID CONTROL VALVES. NO LEAKS, AND NO DISCREPENCIES IN AUTO BRAKE SYSTEM. ALSO, REPLACED NR 3 AND NR 4 MAIN WHEEL ASSYS, DUE TO TIRES BOTH GROUND COMPLETELY DOWN TO THE NITROGEN.

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