SDR 96ZZZX1701

Service difficulty report · Actuator · Israel 1125

Difficulty date
March 13, 1996
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N550M
Make and model
Israel 1125
Aircraft serial
061
Part
Actuator
Part number
674D10017
Condition
Defective
Location
Flap Nr 3
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

ACTUATOR WAS SHIPPED AS A SERVICEABLE UNIT. TEST PER SIL 1125-27-082 R2. ACTUATED WORM GEAR DRIVE TO MIX THE PC-10 GREASE, FULL TRAVEL BOTH DIRECTIONS. FROZE TO MINUS 50 DEGREES FAHRENHEIT, MINUS 60 DEGREES FAHRENHEIT FOR 1.5 HRS. BRAKE AWAY TORQUE OF 18 INCH/POUNDS OK. RUN TORQUE 12 INCH/POUNDS WAS VERY CLOSE. EEMCO SAYS THAT ACTUATOR PASSES THEIR TEST TO MINUS 65 DEGREES FAHRENHEIT. ACTUATOR WAS INSTALLED PER ASTRA JET CORP. SUBMITTER RECOMMENDS BETTER FIELD TESTING INSTRUCTIONS.