Service difficulty report · Fire Detector · Boeing 7673S1

Difficulty date
October 25, 2019
Submitted
November 5, 2019
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
89,520 hours, 19,055 cycles
Part
Fire Detector
Part number
901906
Part serial
360F
Condition
False Activation
Location
Rt Engine
Stage of operation
CR
How discovered
V
Nature of condition
J
Precautionary procedure
K

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>TRANSFERRED TO MDDR #119676 IAW MEL 26-11-01-01, CAT 'C', DUE DATE: 04-NOV-19. AIRCRAFT DOWNGRADED TO 120. PLACARDS INSTALLED AND MCC NOTIFIED. </P><P>REF LOG PAGE 1101574- ITEM 10: REMOVED AND REPLACED #2 ENGINE HOT SECTION BUTTON AFT LOWER DUE TO FOUND LOWER HALF INTERMITTENT. OPS CHECK OK AFTER REPLACED IN REF AMM 26-11-02. OFF PART (PN: 901-907, SN: 208F).</P><P>LP 1101576 - ITEM 2: MDDR #119676 RE-OPENED.</P><P>LP 1101591 - M2: REMOVED AND REPLACED R/H ENG UPPER FIRE LOOP 2 IAW AMM 26-11-02, OPS CHECK GOOD. NO EICAS MSG SHOWN, ALL SYSTEMS OK. THIS CLOSES MDDR 119676. PLACARDS REMOVED AND MCC NOTIFIED.</P>)

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