Service difficulty report · Servo · Cessna 172S

Difficulty date
June 10, 2004
Submitted
July 14, 2004
Operation
General aviation
Aircraft
N974SP
Make and model
Cessna 172S
Aircraft serial
172S8178
Aircraft time
248 hours
Engine
Lyc IO360L2A
Propeller
Mcauly 1A170E
Part
Servo
Part number
25765361
Part serial
70163501
Condition
Inoperative
Location
Engine Fuel
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

AIRCRAFT WAS REPORTED, ENGINE DIES ON IDLE SPEED, EXCESSIVE RICH MIXTURE, BLACK SMOKE EMITTED FROM EXHAUST. IDLE SPEED AND MIXTURE COULD NOT BE ADJUSTED IAW AD 2001-06-17 INSTRUCTIONS REF D, L, I, THRU 2, 1.

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