Service difficulty report · Pressure Switch · Cessna 560CESSNA

Difficulty date
February 18, 2009
Submitted
September 2, 2009
Operation
Air carrier
Aircraft
N326QS
Make and model
Cessna 560CESSNA
Aircraft serial
5600526
Aircraft time
7,639 hours, 6,408 cycles
Part
Pressure Switch
Part number
1206P27
Part serial
3568
Condition
Sticking
Location
Brake System
Part time
1,743 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

FOUND THE 900-1300 PSI SWITCH STICKING. REMOVED SWITCH PN 1206P27, SN 3568 AND INSTALLED SWITCH PN 1206P27, SN 3751. PERFORMED COMPLETE BRAKE SYS BLEED. PERFORMED 2-0 MILE TAXI CHECK AND ACCEL/STOP FROM 45KTS. BRAKES AND INDICATION ALL NORMAL. WORK DONE IAW MM 32-42-05 AND 32-42-00.