Service difficulty report · Heating Element · Boeing 757222

Difficulty date
September 24, 2011
Submitted
September 29, 2011
Operation
Air carrier
Aircraft
N545UA
Make and model
Boeing 757222
Aircraft serial
25323
Aircraft time
75,426 hours, 21,859 cycles
Engine
Pwa PW2037
Part
Heating Element
Condition
Failed
Location
Pitot Probe
Component
Pitot Probe
Component part number
S232N9112
Stage of operation
TX
How discovered
O
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

AFTER PUSHBACK AND ENGINE START HAD EICAS MESSAGE: 'CAPT PITOT' ALSO HAD DISCRETE LIGHT. REPLACED CAPT PITOT PROBE AFTER CONFIRMING PROBE HEATING ELEMENT OHMED OUT WITH BAD ELEMENT IAW MM34-11-01 PG 401 & MM 34-11-01 PG 501. STARTED NR 2 ENGINE AND CONFIRMED PROBE OVERHEAD AMBER LIGHT OUT. PROBE LEAK TESTED AT 300 KNOTS NO LEAK DOWN IN ONE MINUTE.