Service difficulty report · Pressure Switch · Cessna 560CESSNA

Difficulty date
March 20, 2011
Submitted
March 21, 2011
Operation
Air carrier
Aircraft
N316QS
Make and model
Cessna 560CESSNA
Aircraft serial
5600516
Aircraft time
9,422 hours, 7,823 cycles
Part
Pressure Switch
Part number
38581501
Part serial
2902
Condition
Failed
Location
Brakes
Stage of operation
LD
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

NORMAL BRAKE FAILED ON LANDING ROLL. ON SHORT FINAL (100 FT AGL) "POWER BRAKE LOW PRESS" AND "ANTI SKID INOP" ANNUNCIATORS ILLUMINATED, ON LANDING NORMAL BRAKES SLOWED THE AIRCRAFT TO A WALKING SPEED, THEN FAILED COMPLETELY. THE EMERGENCY BRAKE HANDLE WAS USED TO BRING AIRCRAFT TO A STOP. ANTI SKID WAS IN THE ON POSITION THE ENTIRE TIME. R & R HIGH PRESSURE SWITCH. BLED BRAKES AND PERFORMED ANTISKID FUNCTIONAL TEST WITH NO DEFECTS NOTED. IAW MM 32-42-05 AND 32-42-00.