Service difficulty report · Thermal Switch · Cessna 750

Difficulty date
March 12, 2008
Submitted
April 3, 2008
Operation
Air carrier
Aircraft
N706VP
Make and model
Cessna 750
Aircraft serial
7500006
Aircraft time
4,335 hours, 3,041 cycles
Engine
Allsn AE3007C
Part
Thermal Switch
Part number
S101813PG
Part serial
642
Condition
Faulty
Location
De Ice System
Part time
4,335 hours, 3,041 cycles
Stage of operation
TX
How discovered
C
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

TEMPERATURE MONITORING DEVICE INDICATED LEADING EDGE SLAT COLD CAUSING EICAS MESSAGE STAB/SLAT COLD TO REMAIN ANNUNCIATED. THIS EICAS MESSAGE SHOULD HAVE EXTINGUISHED, BUT DUE TO THE DURATION OF HAVING ANTI-ICE SYSTEMS ON THE STABILIZER EICAS MESSAGE TRANSITIONED TO STAB HOT PREVENTING DISPATCH OF AC.

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