Service difficulty report · Fire Warning · Boeing 7673Y0

Difficulty date
April 28, 2019
Submitted
May 8, 2019
Operation
Air carrier
Aircraft
N1181A
Make and model
Boeing 7673Y0
Aircraft serial
26206
Aircraft time
85,254 hours, 21,095 cycles
Part
Fire Warning
Condition
False Activation
Location
Cockpit
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

R ENG FIRE LP 2 STATUS MSG.(<P>T/S PER AMM 26-11-00, NO FAULTS NOTED. NO MESSAGES AT THIS TIME C/W DVI, NO FAULTS DETECTED. DUE TO HISTORY, TRANSFERRED TO MDRR # 110870. PLACARD INSTALLED. </P><P>LP 1065574 - 5: INSPECTED FIRE LOOP, ENG NR 2 HARNESS AND CLAMPS FOR SHOT WIRES PER SWPM 20-10-06. NO DEFECTS NOTED. NR 2 ENG FIRE TEST GOOD PER FIM 26-11-00 TASK 804. MDDR 110870 STILL VALID.</P><P>LP 1065582 - M5: PERFORMED SWAP OF RT ENG FIRE LOOP CARDS M683 AND M684 PER WDM 26-11-21 SHEET 2. NO STS MSGS WERE ON THE EICAS. OPS CHECK OF THE FIRE LOOP SYSTEM TESTED OK. REF USED 26-21-00-705-001 MDDR OPEN FOR FURTHER TROUBLESHOOTING.</P><P>LP 1065583 - M2: PILOTS NOTED NO MSG'S DURING FLT. NO MSG'S CURRENTLY NOTED, DMI REMAINS OPEN.</P><P>LP 1065588 - M3: CREW REPORTS NO FURTHER MESSAGE FOR R ENG LP 2. THIS CLEARS DMI # 110870. DISPATCH AND MCC NOTIFIED. </P>)

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