Piper Aircraft Corporation Malibu Mirage PA-46-350P, Airplane Maintenance Manual

Page: 597 / 1956

PAGE 5
Feb 28/07 3F5
27-60-00
PIPER AIRCRAFT, INC.
PA-46-350P, MALIBU MIRAGE
MAINTENANCE MANUAL
(5) Turn aircraft power ON and operate speedbrake system.
WARNING: DO NOT PUT FINGERS IN HOLES OF EXTENDED SPEEDBRAKE BLADES. IF
POWER TO THE SYSTEM IS INTERRUPTED, THE SPEEDBRAKE BLADES
WILL CLOSE WITH SUFFICIENT FORCE TO AMPUTATE FINGERS.
CAUTION: DO NOT PUSH SPEEDBRAKE BLADES DOWN, IF THEY FAIL TO RETRACT.
FORCING SPEEDBRAKE BLADES DOWN WILL DAMAGE THE UNIT.
(6) With the right speedbrake extended, press on the extended blades to simulate air loading.
(a) If the blades drop, turn aircraft power OFF, replace the right speedbrake, and start with
step (5), above.
(b) If the blades remain extended, turn aircraft power OFF, remove the cartridge test
connector from the left speedbrake wiring harness, and reconnect the wiring harness to
the left speedbrake cartridge.
(7) Turn aircraft power ON and operate speedbrake system.
WARNING: DO NOT PUT FINGERS IN HOLES OF EXTENDED SPEEDBRAKE BLADES. IF
POWER TO THE SYSTEM IS INTERRUPTED, THE SPEEDBRAKE BLADES
WILL CLOSE WITH SUFFICIENT FORCE TO AMPUTATE FINGERS.
CAUTION: DO NOT PUSH SPEEDBRAKE BLADES DOWN, IF THEY FAIL TO RETRACT.
FORCING SPEEDBRAKE BLADES DOWN WILL DAMAGE THE UNIT.
(8) Press on the extended blades of the left speedbrake to simulate air loading.
(9) If the blades on both the left and right speedbrakes drop, turn aircraft power OFF, replace the
left speedbrake, and start with step (7), above.
(10) When the blades on both speedbrakes remain extended, the test has been completed
successfully.