Service difficulty report · Relay · Pilats PC1245

Difficulty date
February 5, 2001
Submitted
February 23, 2001
Operation
Air carrier
Make and model
Pilats PC1245
Aircraft time
4,567 hours
Engine
Pwa PT6A67B
Propeller
Hartzl HCE4A3D
Part
Relay
Part number
9742001214
Condition
Failed
Location
Te Flaps
Part time
427 hours
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

(CAN) WHEN FLAPS WERE SELECTED FOR APPROACH THEY DID NOT RESPOND, PILOT PROCEEDED TO DO A 0-DEGREE FLAP LADNING. DURING MAINTENANCE CHECKS, A FLAP RESET WAS CARRIED OUT. THE FLAPS RESPONDED TO 15 DEGREE SELECTION BUT WOULD NOT RETRACT BACK TO 0-DEGREES WITHOUT GOING ALL THE WAY TO 40 DEGREES AND HITTING THE DOWN LIMIT SWITCH, THEN FLAP WOULD RETRACT. RELAY K32 UP/DOWN WAS REPLACED.NOTE: SB 27-011R1 REFERS TO SIMILAR FLAP CONTROL PROBLEM AND WAS INCORPORATED SUBSEQUENTLY.