Service difficulty report · Relay · Boeing 777222

Difficulty date
June 19, 2011
Submitted
July 18, 2011
Operation
Air carrier
Aircraft
N211UA
Make and model
Boeing 777222
Aircraft serial
30217
Aircraft time
39,615 hours, 8,702 cycles
Engine
Pwa PW4077
Part
Relay
Condition
Failed
Location
Pitot Heat
Stage of operation
NR
How discovered
O
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

HEAT PITOT C LOSS OF CENTER PITOT HEAT. STATUS MSG01- LATCHED INITIAL CLIMB MODE DEPENDENT; PITOT PROBE (C) HEATER POWER IS NOT AVAILABLE. DB- AIR DATA MODULE (CENTER PITOT) MSG-3036122 LATCHD IC MODE. REPLACED K30136 PERFORMED PITOT HTC MAT TEST PASSED, CHECKS OKAY.