SDR AWXA9900026

Service difficulty report · Egt Gauge · Boeing 73733A

Difficulty date: January 20, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N509DC
Make and model: Boeing 73733A
Aircraft serial: 23636
System (JASC): 7722 · Engine EGT/TIT Indicating System
Part: Egt Gauge
Part number: WL202EED4
Condition: Malfunctioned
Location: Nr 1 Engine
Stage of operation: CR
Nature of condition: N
Precautionary procedure: A

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

What was found

NR 1 ENG EGT GAUGE VERY ERRATIC. NEEDLE FOLLOWS DIGITAL INDICATION WHICH INTERMITTENTLY BLANKS. BEGAN WORKING NORMAL FOR ABOUT THE LAST 15 MIN OF APPROACH. INSPECTED WIRE HARNESS AND ENGINE, ALL OK. REMOVED AND REPLACED NR 1 ENGINE EGT GAUGE. RAN ENGINE, OPS NORMAL.

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